@charset "utf-8";

/* ---------------------------------------------
* base settings
* header area
* footer area
* common
* contents area
* main area / common
* smartphone settings
--------------------------------------------- */


/* フォントインストール */

@font-face {
    font-family: "Noto Sans JP";
    font-style: normal;
    font-weight: 400;
    src: url("fonts/NS-400.woff2") format("woff2"), url("fonts/NS-400.woff") format("woff");
    font-display: swap;
}

@font-face {
    font-family: "Noto Sans JP";
    font-style: normal;
    font-weight: 700;
    src: url("fonts/NS-700.woff2") format("woff2"), url("fonts/NS-700.woff") format("woff");
    font-display: swap;
}


/* --------------------------------------------- */


/* base settings                                 */


/* --------------------------------------------- */

html {
    font-size: 62.5%;
}

body {
    margin: 0;
    padding: 0;
    min-width: 1000px;
    color: #2a271c;
    font-size: 1.6rem;
    font-family: "Noto Sans JP", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
    line-height: 1.8;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    word-break: break-word;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    clear: both;
    margin: 0;
    padding: 0;
    font-weight: normal;
}

ul,
ol,
dl,
p,
img,
form,
dt,
dd {
    margin: 0;
    padding: 0;
    border: 0;
}

li {
    list-style: none;
}

input,
textarea {
    font-size: 1.2rem;
}

img {
    max-width: 100%;
    vertical-align: bottom;
    height: auto;
}

a {
    color: inherit;
}

a:active,
a:hover {
    opacity: 0.6;
}

strong {
    font-weight: bold;
}

em {
    font-weight: normal;
    font-style: italic;
}

.caption {
    font-size: 1rem;
    color: #999;
    line-height: 1.6;
    word-break: break-all;
    text-align: center;
    margin: 1rem auto;
}
.table-caption{
    text-align: left;
}


/* microclearfix */

.cf:before,
.cf:after {
    /* 1 */
    display: table;
    content: " ";
    /* 2 */
}

.cf:after {
    clear: both;
}

* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

/* デフォルトでは非表示 */
.sp-only {
  display: none;
}

/* 画面幅が768px以下（スマホ）で表示 */
@media screen and (max-width: 768px) {
  .sp-only {
    display: block;
	margin-top: 3rem;
  }
}

/* microclearfix */

.cf:before,
.cf:after {
    /* 1 */
    display: table;
    content: " ";
    /* 2 */
}

.cf:after {
    clear: both;
}


/* --------------------------------------------- */


/*heading*/


/* --------------------------------------------- */

.l-main-area--low h1 {
    font-size: 3.2rem;
    font-weight: bold;
    text-align: center;
    padding: 0 0 2.5rem;
    margin: 8rem 0 6rem;
    position: relative;
}

.l-main-area--low h1::after {
    content: "";
    position: absolute;
    width: 100px;
    height: 4px;
    background: #fdcf26;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}

.l-main-area--top h3:not([class]),
.l-main-area--low h2:not([class]) {
    position: relative;
    z-index: 5;
    margin: 5rem 0 3rem 0;
    padding: 1.5rem 1.5rem 1.5rem 3rem;
    background: #fff1c3;
    font-weight: bold;
    font-size: 2.6rem;
    line-height: 1.4;
}

.l-main-area--top h3:not([class])::before,
.l-main-area--low h2:not([class])::before {
    content: "";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: calc(100% - 30px);
    background: #fe8c00;
}

.l-main-area--top h3:not([class]) a,
.l-main-area--low h2:not([class]) a,
.l-main-area .l-icon-title a {
    display: inline-block;
    padding-right: 2rem;
    background: url(img/arrow01_black.svg) no-repeat right 0 center;
    background-size: 12px 20px;
    color: inherit;
    text-decoration: none;
}

.l-main-area--top h4:not([class]),
.l-main-area--low h3:not([class]) {
    position: relative;
    margin: 5rem auto 3rem auto;
    padding: 0.5rem 1.5rem 0.5rem 2rem;
    background: #2a271c;
    color: #fff;
    font-weight: bold;
    font-size: 2rem;
    line-height: 1.4;
}

.l-main-area--top h4:not([class]) a,
.l-main-area--low h3:not([class]) a {
    display: inline-block;
    padding-right: 2rem;
    background: url(img/arrow01_white.svg) no-repeat right 0 center;
    background-size: 10px 18px;
    text-decoration: none;
}

.l-main-area--top h5:not([class]),
.l-main-area--low h4:not([class]),
.l-main-area--low h5:not([class]) {
    position: relative;
    margin: 3rem 0;
    padding: 0 1.5rem;
    border-left: solid 7px #fe8c00;
    font-size: 1.8rem;
    font-weight: bold;
    line-height: 1.4;
}

.l-main-area--top h5:not([class]) a,
.l-main-area--top h6:not([class]) a,
.l-main-area--low h4:not([class]) a,
.l-main-area--low h5:not([class]) a,
.l-main-area--low h6:not([class]) a {
    display: inline-block;
    padding-right: 2rem;
    background: url(img/arrow01_black.svg) no-repeat right 0 center;
    background-size: 10px 18px;
    text-decoration: none;
}

.l-main-area p:not([class]) {
    margin: 0.5em 0 1em;
    font-weight: 400;
}

.l-main-area p:not([class]) strong,
.l-main-area p:not([class]) span,
.float-wrap .catch span,
.l-parts01-column3 .product span,
.l-parts01-column3__box .box-speed span,
.l-parts02 .product span,
.l-parts02-white__column3__box .voice-catch span,
.l-parts02 .catch span{
    text-decoration: underline;
	text-decoration-thickness: 0.2em;/* 線の太さ */
    text-underline-offset: 0.2em; /* 線の位置 */
    text-decoration-color: #ffa537;
	text-decoration-skip-ink: none;
	font-weight: bold;
}

.l-main-area ul:not([class]) {
    margin: 5rem 2rem;
}

.l-main-area ul:not([class]) li {
    margin: 0 0 1em 0;
    padding: 0 0 0 25px;
    position: relative;
}

.l-main-area ul:not([class]) li:before {
    content: "";
    width: 14px;
    height: 14px;
    background: #fe8c00;
    position: absolute;
    left: 3px;
    top: 8px;
}

.l-main-area table:not([class]) {
    margin: 30px 0;
    padding: 0;
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.l-main-area table:not([class]) th {
    padding: 10px 15px;
    border: 1px #dedbd3 solid;
    background: #f5f3f1;
    min-width: 140px;
    text-align: center;
}

.l-main-area table:not([class]) td {
    padding: 10px 15px;
    border: 1px #dedbd3 solid;
    background: #fff;
}

.l-main-area .js-scrollable {
    margin: 5rem auto;
    overflow-y: hidden !important;
}

.l-main-area table.example {
    width: 100%;
    text-align: center;
    font-size: 1.4rem;
}

.l-main-area table.example th {
    background: #f5f3f1;
}

.l-main-area table.example th,
table.example td {
    border: 1px solid #dedbd3;
    padding: 10px 15px;
}

.l-contents-area .btn-web {
    position: relative;
    display: block;
    margin: 3rem auto;
    padding: 0;
    text-align: center;
}

.l-contents-area .btn-web a {
    position: relative;
    display: inline-block;
    margin: 0;
    padding: 2rem 5rem;
    max-width: 480px;
    width: 90%;
    border-radius: 50px;
    background: #51ddd6;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.8rem;
    line-height: 1.4;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.15);
}

.l-contents-area .btn-web a:after {
    position: absolute;
    top: 50%;
    right: 20px;
    width: 26px;
    height: 26px;
    background: url(img/ico_arrow01_web.svg) no-repeat center center;
    background-size: contain;
    content: "";
    transform: translateY(-50%);
}

.l-contents-area .btn-web a:hover {
    opacity: 0.6;
}

.l-contents-area .btn-internal {
    position: relative;
    display: block;
    margin: 5rem auto;
    padding: 0;
    text-align: center;
}

.l-contents-area .btn-internal a {
    position: relative;
    display: inline-block;
    margin: 0;
    padding: 2rem 5rem 2rem 3rem;
    max-width: 480px;
    width: 90%;
    border-radius: 100px;
    background: #2a271c;
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.8rem;
    line-height: 1.4;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.2);
}

.l-contents-area .btn-internal a:after {
    position: absolute;
    top: 50%;
    right: 20px;
    width: 26px;
    height: 26px;
    background: url(img/ico_arrow01_dark02.svg) no-repeat center center;
    background-size: contain;
    content: "";
    transform: translateY(-50%);
}

.l-contents-area .btn-internal a:hover {
    opacity: 0.6;
}

.l-contents-area .btn-tel {
    display: none;
}

.l-contents-area .btn-link {
    margin: 20px 0;
    padding: 0;
    text-align: right;
    line-height: 1.4;
    font-weight: bold;
}

.l-contents-area .btn-link a {
    margin: 0 30px 0 0;
    padding: 5px 0 5px 0;
    display: inline-block;
    /* border-bottom: 1px solid #2a271c; */
    position: relative;
    text-decoration: underline;
}

.l-contents-area .btn-link a::after {
    content: "";
    position: absolute;
    width: 24px;
    height: 24px;
    background: url(img/ico_arrow01_dark.svg) no-repeat right center;
    background-size: 24px auto;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
}

.l-contents-area .btn-link a:hover {
    border-bottom-color: transparent;
}

.l-contents-area .accordion_btn,
.l-contents-area .accordion_btn02 {
    position: relative;
    display: block;
    margin: 4rem auto 5rem auto;
    padding: 2rem 5rem;
    max-width: 360px;
    width: 90%;
    background: #dedbd3;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.8rem;
    line-height: 1.4;
    border-radius: 100px;
    cursor: pointer;
    transition: 0.2s;
}

.l-contents-area .accordion_btn::before,
.l-contents-area .accordion_btn02::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    background: #fff url(img/icon_acbtn01.svg);
    transition: 0.2s;
    right: 18px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.l-contents-area .accordion_btn.is-open::before,
.l-contents-area .accordion_btn02.is-open::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    background: #fff url(img/icon_acbtn02.svg);
    transition: 0.2s;
    right: 18px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
}


/*--------------------------------------
	toc_parts
---------------------------------------*/

.toc_parts {
    background: #f5f3f1;
    margin: 0 0 5rem 0;
    padding: 4rem 5rem;
    box-sizing: border-box;
}

.toc_parts .ttl {
    padding: 0 0 0 1rem;
    font-size: 2rem;
    font-weight: bold;
    border-left: 4px solid #fe8c00;
}

#toc {
    padding: 0 2rem 0;
}

#toc .chapter {
    margin: 0 0 2rem;
    counter-reset: count;
}

#toc .chapter .chapter-h {
    margin: 2rem 0 0;
    padding: 0 0 0 3.5rem;
    font-size: 1.6rem;
    line-height: 1.8;
    position: relative;
    counter-increment: count;
    background: none;
}

#toc .chapter .chapter-h:last-child {
    margin-bottom: 0;
}

#toc ul.chapter .chapter-h::before {
    content: counter(count, decimal-leading-zero);
    position: absolute;
    top: 1.4rem;
    left: 0;
    transform: translate(0, -50%);
    color: #fe8c00;
    font-size: 2rem;
    font-weight: bold;
    background: none;
    width: auto;
    height: auto;
    border-radius: 0;
}

#toc .chapter .chapter-h a {
    font-weight: bold;
    text-decoration: none;
}

#toc .chapter .chapter-h a:hover {
    opacity: 0.6;
}

#toc .chapter .chapter-h span {
    color: #0b072b;
    font-weight: bold;
}

#toc li.chapter-h.chapter-h-three span {
    font-weight: 400;
}

#toc .chapter br {
    display: none;
}

@media screen and (min-width: 481px) {
    .l-contents-area .accordion_btn:hover,
    .l-contents-area .accordion_btn02:hover {
        opacity: 0.6;
    }
}

.box3{
    padding: 2rem;
    background: #fff7de;
}
.box4{
    position: relative;
    line-height: 1.4;
    background: #fff;
    font-weight: bold;
    font-size: 2rem;
    padding: 1.5rem 1.5rem 1.5rem 11rem;
    margin: 2rem 0;
}
.l-main-area .box4::before{
    content: 'まとめ';
    left: 2rem;
    top: -1.5rem;
}
.l-contents-area .box3 .btn-internal{
    margin: 2rem auto;
}
.accordion-item {
    display: none;
}

.l-main-area .float-wrap {
    margin: 10px 0 40px;
}

.l-main-area .float-wrap .float-img img {
    max-width: 100%;
    /* border: 1px solid #e5e8eb; */
}

.l-main-area .float-wrap .float-img.fr {
    float: right;
    margin: 0 0 10px 20px;
    width: 300px;
}

.l-main-area .float-wrap .float-img.fl {
    float: left;
    margin: 0 20px 10px 0;
    width: 300px;
}

.l-main-area .float-wrap .float-img.ct {
    margin: 0 auto 4rem;
    width: 600px;
}

.float-wrap .catch,
.l-parts02 .catch{
    font-size: 1.8rem;
    font-weight: bold;
	text-decoration: underline;
    text-decoration-thickness: 0.4em;
    text-decoration-color: #fff0b4;
    color: #2a271c;
}
.float-wrap .catch.ct{
    text-align: center;
}

.l-main-area .float-wrap .flame {
    text-align: center;
}

.l-main-area .float-wrap .caption {
    display: block;
    padding: 8px 0 0 0;
    color: #999999;
    text-align: center;
    word-break: break-all;
    font-weight: normal;
    font-size: 1rem;
    line-height: 1.4;
}

.l-main-area .l-icon-title {
    position: relative;
    margin: 6.5rem 0 3rem;
    padding: 2rem 2rem 2rem 8rem;
    background: #f5f3f1;
    font-weight: bold;
    font-size: 2.4rem;
    line-height: 1.4;
}

.l-main-area .l-icon-title:before,
.box4::before{
    position: absolute;
    top: -25px;
    left: -15px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 73px;
    height: 85px;
    background: url(img/icon_hexagon.png) no-repeat 0 0;
    background-size: contain;
    font-size: 1.8rem;
    line-height: 1;
    color: #2a2a1d;
}

.l-main-area .l-icon-title--check:before {
    content: "CHECK";
}

.l-main-area .l-icon-title--point:before {
    content: "POINT";
}

.l-main-area .box-wrap .box-head a:hover {
    opacity: 0.6;
}

.l-main-area .frame-wrap {
    display: flex;
    flex-wrap: wrap;
    margin: 30px 0;
    width: 100%;
    justify-content: space-between;
}

.l-main-area .frame-wrap.column3 .frame {
    margin: 0 0 3rem 0;
    width: calc((100% - 60px) / 3);
    background: #fff;
    border: none;
}

.l-main-area .frame-wrap.column3 .frame-head {
    padding-left: 0;
    margin-bottom: 1.5rem;
    border-bottom: solid 1px #dedbd3;
}

.l-main-area .frame-wrap.column3 .frame-head:before {
    content: none;
}

.l-main-area .frame-wrap.column3 .frame-body {
    padding-top: 0;
}

.l-main-area .frame-wrap .frame {
    position: relative;
    overflow: hidden;
    margin: 0 10rem 8rem 0;
    padding: 2rem 3rem 2rem;
    width: calc((100% - 100px) / 2);
    background: #fff url(img/bg_book01.jpg) no-repeat center bottom;
    background-size: cover;
    box-shadow: 0 0 18px rgba(0, 0, 0, 0.05);
}

.l-main-area .frame-wrap .frame.ex {
    margin: initial;
    margin-bottom: 3rem;
	width: calc((100% - 60px) / 2);
/* ---------------------------------------------
    width: calc((100% - 60px) / 3);
--------------------------------------------- */
    background: #fff;
}

.l-main-area .frame-wrap .frame.ex .frame-body {
    padding-top: 0;
}

.l-main-area .frame-wrap .frame.ex .frame-body p {
    margin: 2rem 0 0;
}

.l-main-area .frame-wrap .frame:nth-child(even) {
    margin-right: 0;
}

.l-main-area .frame-wrap p {
    margin: 0;
}

.l-main-area .frame-wrap .frame-head {
    position: relative;
    display: flex;
    align-items: center;
    padding: 1.5rem 0 1.5rem 6.5rem;
    border: none;
    text-align: left;
    font-weight: bold;
    font-size: 2.2rem;
    line-height: 3rem;
}

.l-main-area .frame-wrap .frame-head.spk {
    padding: 1rem 0 2rem 0;
}
.l-main-area .frame-wrap .frame-head.know{
    padding: 0 0 2rem 0;
    margin-bottom: 2rem;
}
.l-main-area .frame-wrap .frame-head.spk:before {
    content: none;
}

.l-main-area .frame-wrap .frame-head::before {
    content: "Q";
    position: absolute;
    left: 0;
    background: #9198a8;
    color: #fff;
    line-height: 1;
    font-family: "century";
    font-size: 3rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: normal;
}

.l-main-area .frame-wrap .frame-head a {
    display: block;
    padding: 0 3rem 0 0;
    background: url(img/ico_arrow01_orange.svg) no-repeat right 0 center;
    background-size: 20px 20px;
    text-decoration: none;
    width: 100%;
	line-height: 2.6rem
}

.l-main-area .frame-wrap .frame-head a:hover {
    opacity: 0.5;
}

.l-main-area .frame-wrap .frame-body {
    padding: 2rem 0 0;
    margin: 0 0 1rem;
}

/* --------------------------------------------- */

/* header area                                   */

/* --------------------------------------------- */

.l-header-area {
    margin: 0;
    padding: 0 0 0 100px;
    width: 100%;
}

.l-header {
    margin: 0 auto;
    padding: 1rem 0;
    max-width: 1000px;
}

.l-header__link {
    display: inline-block;
    text-decoration: none;
}

.l-header__link:hover {
    opacity: 0.6;
}

.l-header-sitename {
    width: 100%;
    text-align: right;
    font-size: 1.2rem;
    line-height: 1.4;
}

header .rightTxt:before,
.l-header__sitename:before,
.l-header-sitename:before,
.sitename:before,
.siteName:before,
.l-siteinfo__sitename:before {
    content: "PR";
    display: inline-block;
    background: #2a271c;
    color: #fff;
    text-align: center;
    width: fit-content;
    margin-right: 1rem;
    padding: 0 0.5rem;
}

.l-header-logo {
    margin: 10px 0 0;
    text-align: center;
}

.l-header-logo__image {
    width: 100%;
    height: auto;
    max-width: 100px;
}

.l-header-logo a {
    display: block;
    margin: 0 auto;
    width: 300px;
    height: auto;
}

.l-header-logo a:hover {
    opacity: 0.7;
}

.l-gnavi-btn {
    position: relative;
    display: block;
    margin: 0 auto;
    padding: 50px 0 0;
    width: 60px;
    height: 60px;
    color: #2a271c;
    text-align: center;
    font-weight: bold;
    font-size: 0.8rem;
    line-height: 1;
    cursor: pointer;
}

.l-gnavi-btn:hover {
    opacity: 0.6;
}

.l-gnavi-btn span {
    position: absolute;
    left: 15px;
    display: inline-block;
    width: 30px;
    height: 4px;
    background: #2a271c;
    transition: all 0.4s;
}

.l-gnavi-btn span:nth-of-type(1) {
    top: 19px;
}

.l-gnavi-btn span:nth-of-type(2) {
    top: 29px;
}

.l-gnavi-btn span:nth-of-type(3) {
    top: 39px;
}

.l-gnavi-btn-box {
    position: absolute;
    top: 35px;
    left: 50%;
    transition: all 0.4s;
    transform: translate(-50%, -50%);
}

.l-gnavi-btn-box.is-active .l-gnavi-btn {
    background: none;
}

.l-gnavi-btn-box.is-active .l-gnavi-btn span:nth-of-type(1) {
    transform: translateY(10px) rotate(-45deg);
}

.l-gnavi-btn-box.is-active .l-gnavi-btn span:nth-of-type(2) {
    opacity: 0;
}

.l-gnavi-btn-box.is-active .l-gnavi-btn span:nth-of-type(3) {
    transform: translateY(-10px) rotate(45deg);
}

.is-navi-open .l-gnavi-area--slide-left {
    transform: translateX(0);
}

.l-gnavi-area {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 300;
    padding: 0;
    width: 400px;
    height: 100vh;
    background: #fff;
    box-shadow: 1px 0 5px rgba(0, 0, 0, 0.14);
    transition: all 0.8s ease;
}

.l-gnavi-area-menu {
    display: table-cell;
    vertical-align: middle;
}

.l-gnavi-area-scroll {
    overflow-x: hidden;
    overflow-y: auto;
    padding: 20px 100px 20px 0;
    height: 100%;
    -ms-overflow-style: none;
}

.l-gnavi-area-scroll::-webkit-scrollbar {
    display: none;
    -webkit-appearance: none;
}

.l-gnavi-area-scroll__inner {
    display: table;
    height: 100%;
}

.l-gnavi-area-bar {
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100vh;
}

.l-gnavi-area--slide-right {
    transform: translateX(-300px);
}

.l-gnavi-area--slide-left {
    right: 0;
    left: auto;
    transform: translateX(-100%);
}

.l-gnavi-area--slide-down {
    transform: translateY(-100%);
}

.l-gnavi-area--slide-up {
    transform: translateY(100%);
}

.l-gnavi-list {
    position: relative;
    width: 300px;
}

.l-gnavi-list__link {
    display: block;
    margin: 0 auto;
    padding: 10px 45px 10px 20px;
    width: 90%;
    text-decoration: none;
}

.l-gnavi-list__link--menu {
    cursor: pointer;
}

.l-gnavi-list__sub {
    display: none;
    margin: 0 0 0 1.6rem;
    border-top: solid 1px #7b9ab1;
    background: #f2f2f2;
}

.l-gnavi-list__sub .l-gnavi-list__item {
    background: url(img/arrow01_blue.svg) no-repeat left 2rem center;
    background-size: 4px 8px;
}

.l-gnavi-btn-close__link {
    position: relative;
    display: inline-block;
    margin: 20px auto;
    padding: 10px 20px 10px 50px;
    background: #ffffff;
    text-decoration: none;
}

.l-gnavi-btn-close__link:hover {
    background: #ccc;
    color: #ffffff;
}

.l-gnavi-btn-close__link:hover:after {
    background: #ffffff;
}

.l-gnavi-btn-close__link:hover:before {
    background: #ffffff;
}

.l-gnavi-btn-close__link:before {
    position: absolute;
    top: 50%;
    left: 20px;
    width: 20px;
    height: 3px;
    background: #000;
    content: "";
    -webkit-transform: translateY(-50%) rotate(45deg);
    transform: translateY(-50%) rotate(45deg);
}

.l-gnavi-btn-close__link:after {
    position: absolute;
    top: 50%;
    left: 20px;
    width: 20px;
    height: 3px;
    background: #000;
    content: "";
    -webkit-transform: translateY(-50%) rotate(-45deg);
    transform: translateY(-50%) rotate(-45deg);
}

.is-gnavi-cover .l-gnavi-area {
    top: auto;
    z-index: 1;
    overflow-y: hidden;
    height: auto;
}

.is-navi-open .l-gnavi-area {
    opacity: 1;
}

.is-navi-open .l-gnavi-area--slide-right {
    transform: translateX(0);
}

.is-navi-open .l-gnavi-area--slide-left {
    transform: translateX(0);
}

.is-navi-open .l-gnavi-area--slide-down {
    transform: translateY(0);
}

.is-navi-open .l-gnavi-area--slide-up {
    transform: translateY(0);
}

.is-navi-open .is-gnavi-cover {
    overflow-y: scroll;
    height: 100vh;
}

.is-navi-open .is-gnavi-cover .l-gnavi-area {
    position: static;
}


/* --------------------------------------------- */


/* footer area                                   */


/* --------------------------------------------- */

.l-footer-area {
    position: relative;
    margin: 0;
    padding: 0 0 0 100px;
    min-width: 1200px;
    width: 100%;
    background: #f5f3f1;
}

.l-footer-disclaimer {
    margin: 20px auto;
    padding: 20px;
    width: 500px;
    background: #ffffff;
    text-align: left;
    font-size: 1rem;
    font-weight: bold;
}

.l-footer-disclaimer dt {
    float: left;
}

.l-footer-note {
    max-width: 1000px;
    margin: 20px auto;
    padding: 0 20px;
    text-align: center;
    font-size: 1.2rem;
}

.l-footer-bottom {
    margin: 0 auto;
    background: #2a271c;
    color: #fff;
    text-align: center;
    font-size: 1.2rem;
}

.l-footer-bottom__inner {
    display: table;
    margin: 0 auto;
    max-width: 1000px;
    width: 96%;
}

.l-footer-bottom__copy {
    display: table-cell;
    padding: 10px 0;
    text-align: left;
}

.l-footer-bottom__copy__link {
    color: #fff;
    text-decoration: none;
}

.l-footer-bottom__copy__link:hover {
    text-decoration: underline;
}

.l-footer-bottom__sitemap {
    display: table-cell;
    padding: 10px 0;
    text-align: right;
    width: 150px;
}

.l-footer-bottom__sitemap__link {
    padding: 0 24px 0 0;
    background: url(img/arrow01_white.svg) no-repeat right center;
    background-size: 7px 12px;
    color: #fff;
    text-decoration: none;
}

.l-footer-bottom__sitemap__link:hover {
    text-decoration: underline;
}

.l-footer-menu-wrapper {
    margin: 0 auto;
    padding: 100px 0 0;
    max-width: 1000px;
    width: 100%;
}

.l-footer-menu {
    margin: 0 0 40px;
}

.l-footer-menu__title {
    margin: 0 0 10px 0;
    padding: 0 0 5px;
    border-bottom: solid 1px #dedbd3;
    text-align: left;
    font-size: 1.4rem;
    line-height: 1.4;
}

.l-footer-menu__title__link {
    position: relative;
    display: block;
    padding: 0 0 0 25px;
    background: url(img/arrow01_orange.svg) no-repeat left 1rem center;
    background-size: 9px 15px;
    text-decoration: none;
    font-weight: bold;
}

.l-footer-menu__title__link:hover {
    text-decoration: underline;
}

.l-footer-menu__list {
    display: block;
    margin-left: 1rem;
}

.l-footer-menu__list__item {
    display: inline-block;
    padding: 0 10px;
}

.l-footer-menu__list__item:first-child {
    display: none;
}

.l-footer-menu__list__link {
    padding: 5px 0 5px 15px;
    background: url(img/icon_li_footer.svg) no-repeat left top 10px;
    background-size: 8px 8px;
    text-align: left;
    text-decoration: none;
    font-size: 1.2rem;
    text-indent: 1rem;
    margin: 0 0 0 -1rem;
}

.l-footer-menu__list__link:hover {
    text-decoration: underline;
}

.l-footer-submenu__list {
    display: inline-block;
}

/* --------------------------------------------- */


/* common                                        */


/* --------------------------------------------- */

.l-pagetop {
    position: absolute;
    top: -90px;
    right: 30px;
    z-index: 100;
}

.l-pagetop__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    background: #2a271c;
}

.l-pagetop__image {
    width: 24px;
}

.l-pagetop.is-fixed {
    position: fixed;
    top: auto;
    bottom: 30px;
}

.breadcrumb__box {
    background: #f5f3f1;
    margin: 3rem auto;
    padding: 5px;
}

#pankuzu {
    max-width: 1000px;
    font-size: 1.2rem;
    margin: auto;
}


/* --------------------------------------------- */


/* contents area                                 */


/* --------------------------------------------- */

.l-contents-area {
    margin: 0 auto;
    padding-left: 100px;
    width: 100%;
}


/* --------------------------------------------- */


/* main area / common                            */


/* --------------------------------------------- */

.l-main-area {
    margin: 0 auto 7rem 0;
    padding: 0;
    width: 100%;
    text-align: left;
}

.l-main-area--low {
    margin: 0 auto 7rem auto;
    width: 1000px;
}

.l-section-inner {
    margin: 0 auto;
    max-width: 1000px;
}

.l-common-title__box {
    padding: 1.5rem;
    background: #fff9e3;
    margin-bottom: 3rem;
}

.l-common-title__box .l-common-title {
    position: relative;
    text-align: center;
    font-weight: bold;
    font-size: 3.6rem;
    line-height: 1.4;
}
.l-parts01 .l-common-title span,
.l-parts02 .l-common-title span{
    background: linear-gradient(transparent 70%, #fff 70%);
}

.l-common-title__box .l-common-title a {
    display: inline-block;
    text-decoration: none;
    padding: 0px 3rem 1px;
    background: url(img/ico_arrow01_orange.svg) no-repeat center right;
    background-size: 22px auto;
}

.l-common-lead {
    margin: 0 auto 4rem;
    width: 84%;
}

.index-banner_pc {
	margin: 5rem 0 0 0;
	position: fixed;
	right: 0;
	bottom: 12rem;
	z-index: 10;
	display: none;
}
.index-banner_pc a {
	text-decoration: none;
}
.text-banner-box {
	max-width: 220px;
	background: #fdcf26;
	position: relative;
	box-sizing: border-box;
	border: 3px solid #2a271c;
}
.text-banner-box__text {
	padding: 5rem 2rem 2rem 2rem;
	text-align: center;
}
.text-banner-box__text .mainttl {
	color: #fff;
}
.cmn02-text-banner-box__catch {
	display: block;
	margin: 0 0 1rem 0;
}
.text-banner-box::before {
	content: "";
	position: absolute;
	max-width: 97px;
	width: 100px;
	height: 100px;
	background: url(img/banner_img.png)no-repeat;
	background-size: contain;
	top: -50px;
	left: 50%;
	transform: translateX(-50%);
}

.text-banner-box__text .cmn02-paragraph p {
	line-height: 1.5;
	font-weight: bold;
	font-size: 2rem;
}
.text-banner-box__text .cmn02-paragraph p span{
    font-size: 1.7rem;
}
.text-banner-box::after {
	content: "";
	position: absolute;
	bottom: 2%;
	right: 2%;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 0 0 15px 15px;
	border-color: transparent transparent #2a271c transparent;
}
				

/* --------------------------------------------- */


/* smartphone settings                           */


/* --------------------------------------------- */


/* base settings */

@media screen and (min-width: 481px) {
    .sp,
    .forSP,
    .sp_br,
    .btn-tel {
        display: none !important;
    }
}

@media screen and (max-width: 480px) {
    body {
        min-width: 100%;
        min-width: inherit;
    }
    .pc,
    .forPC,
    .pc_br {
        display: none !important;
    }
    img {
        max-width: 100%;
        height: auto;
    }
    .caption {
        font-size: 1rem;
        line-height: 1.2;
    }
    /* --------------------------------------------- */

    .l-common-title__box .l-common-title {
        font-size: 2.5rem;
        line-height: 1.4;
    }

    .l-main-area--low h1 {
        font-size: 2.4rem;
        padding: 0 0 1.5rem;
        margin: 3rem auto;
		line-height: 3.5rem;
    }
    .l-main-area--low h1::after {
        width: 70px;
        height: 3px;
    }

    .l-main-area--top h3:not([class]),
    .l-main-area--low h2:not([class]) {
        margin: 3rem 0 2rem;
        padding: 1rem 1rem 1rem 2.5rem;
        font-size: 2rem;
    }
    .l-main-area--top h3:not([class])::before,
    .l-main-area--low h2:not([class])::before {
        left: 0.75rem;
        width: 3px;
        height: calc(100% - 20px);
    }
    .l-main-area--top h3:not([class]) a,
    .l-main-area--low h2:not([class]) a,
    .l-main-area .l-icon-title a {
        display: inline-block;
        background-size: 8px auto;
        color: inherit;
        text-decoration: none;
    }
    .l-main-area--top h4:not([class]),
    .l-main-area--low h3:not([class]) {
        margin: 3rem auto 2rem;
        padding: 0.8rem 1.5rem;
        font-size: 1.8rem;
    }
    .l-main-area--top h4:not([class]) a,
    .l-main-area--low h3:not([class]) a {
        display: inline-block;
        background-size: 8px auto;
        text-decoration: none;
    }
    .l-main-area--top h5:not([class]),
    .l-main-area--low h4:not([class]),
    .l-main-area--low h5:not([class]) {
        margin: 3rem 0;
        padding: 0.5rem 1.25rem;
        font-size: 1.8rem;
        border-left: solid 5px #fe8c00;
    }
    .l-main-area--top h5:not([class]) a,
    .l-main-area--top h6:not([class]) a,
    .l-main-area--low h4:not([class]) a,
    .l-main-area--low h5:not([class]) a,
    .l-main-area--low h6:not([class]) a {
        display: inline-block;
        background-size: 7px auto;
        text-decoration: none;
    }
    .l-main-area ul:not([class]) {
        margin: 3rem 0;
    }
	.l-main-area .table-wrap{
		overflow-x:scroll;
	}
	.l-main-area .scroll-table{
		overflow-x:scroll;
	}

	.l-main-area .table-wrap tr{
		display:flex;
	}
	.l-main-area .table-wrap th{
		white-space:nowrap;
	}
	.l-main-area .table-wrap td{
		min-width:7rem;
	}
	
/*--------------------------------------
table
---------------------------------------*/
    table {
        width: 100%;
        margin: 3rem auto;
    }

    table th {
        display: block;
        width: 100%;
        border-top: none;
    }

    table td {
        display: block;
        width: 100%;
        border-top: none;
    }
/*--------------------------------------
  table(SPスクロール)
---------------------------------------*/
    .l-main-area .scroll-table {
        text-align: center;
    }

   .l-main-area  .scroll-table {
        width: 100%;
        overflow: hidden;
        overflow-x: scroll;
        overflow-y: visible;
    }

    .scroll-table {
        width: 700px;
        margin: 1rem 0;
    }

   .scroll-table table th {
        width: inherit;
        min-width: 15rem;
        display: table-cell;
    }

    .scroll-table table td {
        width: inherit;
        min-width: 15rem;
        display: table-cell;
    }

    .l-main-area table.example {
        width: 100%;
        margin: auto;
        text-align: center;
        font-size: 1.4rem;
    }
    .l-main-area table.example th,
    table.example td {
        padding: 8px 5px;
    }
    .l-contents-area .btn-web {
        margin: 2rem auto;
        min-width: inherit;
        width: 90%;
    }
    .l-contents-area .btn-web a {
        padding: 2rem 4rem;
        min-width: inherit;
        width: 100%;
        font-size: 1.6rem;
    }
    .l-contents-area .btn-web a:after {
        right: 1.5rem;
        width: 18px;
        height: 18px;
    }
    .l-contents-area .btn-internal {
        margin: 2rem auto;
        width: 90%;
    }
    .l-contents-area .btn-internal a {
        padding: 2rem 4rem;
        min-width: inherit;
        width: 100%;
        font-size: 1.6rem;
    }
    .l-contents-area .btn-internal a:after {
        width: 18px;
        height: 18px;
        right: 1.5rem;
    }
    .l-contents-area .btn-tel {
        display: block;
        margin: 2rem auto;
        padding: 0;
        width: 90%;
        text-align: center;
    }
    .l-contents-area .btn-tel a {
        position: relative;
        display: inline-block;
        margin: 0;
        padding: 2rem 4rem;
        width: 100%;
        border-radius: 50px;
        background: #ff9c22;
        text-align: center;
        text-decoration: none;
        font-size: 1.6rem;
        line-height: 1.4;
        font-weight: bold;
        color: #2a271c;
        box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.2);
    }
    .l-contents-area .btn-tel a:after {
        content: "";
        position: absolute;
        top: 50%;
        left: 20px;
        width: 20px;
        height: 38px;
        background: url(img/ico_sp.svg) no-repeat center center;
        background-size: 100%;
        transform: translateY(-50%);
    }
    .l-contents-area .btn-link.host,
    .l-contents-area--low .btn-link {
        display: block;
        margin: 3rem auto;
        padding: 0;
        width: 90%;
        text-align: left;
    }
    .l-contents-area .btn-link.host a,
    .l-contents-area--low .btn-link a {
        position: relative;
        display: inline-block;
        margin: 0;
        padding: 2rem 5rem 2rem 2rem;
        width: 100%;
        border: #dedbd3 solid 2px;
        border-radius: 10px;
        text-align: left;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.6rem;
        line-height: 1.4;
        background: #fff;
    }
    .l-contents-area .btn-link a::after{
        width: 20px;
        height: 20px;
        background-size: contain;
    }
    .l-contents-area .btn-link.host a::after,
    .l-contents-area--low .btn-link a::after {
        /* bottom: 0; */
        transform: translateY(-50%);
        top: 50%;
        right: 1rem;
        width: 20px;
        height: 20px;
        background-size: contain;
        margin: auto;
    }
    .l-contents-area .btn-link a:hover {
        border-bottom-color: #9198a8;
    }
    .l-contents-area .accordion_btn,
    .l-contents-area .accordion_btn02 {
        margin: 50px auto;
        padding: 2rem 5rem;
        font-size: 1.6rem;
        transition: 0.2s;
    }
    .l-contents-area .accordion_btn::before,
    .l-contents-area .accordion_btn02::before {
        right: 15px;
        width: 18px;
        height: 18px;
    }
    .l-contents-area .accordion_btn.is-open::before,
    .l-contents-area .accordion_btn02.is-open::before {
        right: 15px;
        width: 18px;
        height: 18px;
    }
    .l-main-area .float-wrap {
        margin: 10px auto 30px;
        width: 100%;
    }
    .l-main-area .float-wrap .float-img.fr {
        float: none;
        margin: 0 0 20px;
        width: 100%;
    }
    .l-main-area .float-wrap .float-img.fl {
        float: none;
        margin: 0 0 20px;
        width: 100%;
    }
    .l-main-area .float-wrap .float-img.ct {
        width: 100%;
        margin: 0 auto 2rem;
    }
    .l-main-area .float-wrap .caption{
        padding: 0;
    }

    .float-wrap .catch,
    .l-parts02 .catch{
        font-size: 1.7rem;
    }

    .l-main-area .frame-wrap {
        display: block;
        margin: 0 auto 4rem;
        font-size: 1.6rem;
    }
    .l-main-area .frame-wrap.column3 .frame {
        width: 100%;
        margin-bottom: 2rem;
        box-shadow: 0 0 18px rgba(0, 0, 0, 0.1);
        padding: 1rem 2rem;
    }
    .l-main-area .frame-wrap .frame {
        margin: 0 auto 2rem;
        width: 100%;
        padding: 2rem;
    }
    .l-main-area .frame-wrap .frame.ex {
        width: 100%;
        margin-bottom: 2rem;
    }
    .l-main-area .frame-wrap .frame::before {
        left: 25px;
    }
    .l-main-area .frame-wrap .frame-head {
        text-align: left;
        font-size: 1.9rem;
        padding: 1.5rem 0 1.5rem 5.5rem;
    }
    .l-main-area .frame-wrap .frame-head.know{
        padding: 1rem 0 2rem 0;
    }
    .l-main-area .frame-wrap .frame-head::before {
        width: 40px;
        height: 40px;
    }
    .l-main-area .frame-wrap.column3 .frame-body{
        margin-top: 1rem;
    }

    .l-main-area .l-icon-title {
        margin: 5rem 0 2rem;
        padding: 1rem 1rem 1rem 6.5rem;
        width: 100%;
        font-size: 2rem;
    }
    .l-main-area .l-icon-title:before,
    .l-main-area .box4::before {
        left: 0;
        width: 55px;
        height: 64px;
        font-size: 1.2rem;
        top: -15px;
    }

    /* low ----------------*/
    .l-main-area--low h2 {
        font-size: 2rem;
    }
    .l-main-area--low h3 {
        font-size: 1.8rem;
    }
    /* --------------------------------------------- */
    /* header area                                   */
    /* --------------------------------------------- */
    .l-header {
        margin: 0 auto;
        padding: 10px 0;
        width: 96%;
        text-align: left;
    }
    .l-header-area {
        padding: 0;
    }

    .l-header-sitename {
        font-size: 1rem;
        text-align: left;
    }
    .l-header-logo a {
        width: 160px;
        height: auto;
    }
    .l-gnavi-area {
        display: none;
    }
    .l-header-logo__image{
        max-width: 80px;
    }
    /* --------------------------------------------- */
    /* footer area                                   */
    /* --------------------------------------------- */
    .l-footer-area {
        padding: 2rem 0 6rem 0;
        min-width: inherit;
    }
    .footMenu {
        position: fixed;
        bottom: 0;
        z-index: 300;
        margin: 0;
        width: 100%;
        height: 6rem;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
    }
    .footMenu .menuLeft {
        display: flex;
        float: left;
        align-items: center;
        justify-content: center;
        width: 35%;
        height: 100%;
        background: #fff;
        padding-bottom: 1rem;
    }
    .footMenu .menuLeft .l-gnavi-btn {
        margin: 0;
    }
    .footMenu .menuRight {
        position: relative;
        display: flex;
        float: right;
        align-items: center;
        justify-content: center;
        width: 65%;
        height: 100%;
        background: #fdcf26;
        color: #fff;
        font-size: 1.9rem;
        line-height: 1.2;
        padding-bottom: 0.5rem;
    }
    .footMenu .menuRight span{
        font-size: 1.5rem;
    }
    .footMenu .menuRight:after {
        position: absolute;
        top: -5px;
        left: -5px;
        background: #2a2a1d;
        content: "CHECK";
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    .footMenu .menuRight a {
        display: block;
        padding: 0 2rem 0 4rem;
        background: url(img/arrow01_black.svg) no-repeat right 0rem center;
        background-size: 6px;
        color: #2a2a1d;
        text-decoration: none;
        font-weight: bold;
    }
    .footMenu .l-gnavi-btn {
        width: 100%;
        height: 100%;
    }
    .footMenu .l-gnavi-btn span {
        left: 50%;
        transform: translateX(-50%);
    }
    .footMenu .l-gnavi-btn span:nth-child(1) {
        top: 15px;
    }
    .footMenu .l-gnavi-btn span:nth-child(2) {
        top: 25px;
    }
    .footMenu .l-gnavi-btn span:nth-child(3) {
        top: 35px;
    }
    .footMenu .l-gnavi-btn.active span:nth-of-type(1) {
        transform: translate(-50%, 10px) rotate(-45deg);
    }
    .footMenu .l-gnavi-btn.active span:nth-of-type(2) {
        opacity: 0;
    }
    .footMenu .l-gnavi-btn.active span:nth-of-type(3) {
        transform: translate(-50%, -10px) rotate(45deg);
    }
    .l-footer-logo {
        margin: 1rem auto;
        width: 50%;
    }
    .l-footer-logo__image {
        width: 50%;
        margin: 0 auto;
        display: block;
    }
    .l-footer-logo__link {
        display: block;
    }
    .l-footer-disclaimer {
        margin: 0 auto 1rem;
        padding: 2rem 5%;
        width: 90%;
    }
    .l-footer-bottom {
        padding: 0 5%;
    }
    .l-footer-bottom__inner {
        display: block;
        width: 90%;
    }
    .l-footer-bottom__copy {
        display: block;
        text-align: center;
    }
    .l-footer-bottom__sitemap {
        display: none;
    }
    .l-footer-note {
        margin: 0 0 1rem;
        font-size: 1rem;
    }
    .l-footer-menu-wrapper {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 110;
        overflow-y: scroll;
        -webkit-overflow-scrolling: touch;
        margin: 0;
        padding: 0 0 60px 0;
        width: 100%;
        height: 100%;
        background: #f2f2f2;
        -webkit-transition: -webkit-transform 0.3s ease-in-out, opacity 1s;
        opacity: 0;
        transition: transform 0.3s ease-in-out, opacity 1s;
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0);
    }
    .l-footer-menu-wrapper.active {
        transform: translate3d(0, 0, 0);
        transition: transform 0.3s ease-in-out, opacity 0.3s;
        opacity: 1;
    }
    .l-footer-menu {
        margin: 0 auto 2rem;
        width: 90%;
    }
    .l-footer-menu__title {
        margin: 0;
        padding: 0;
    }
    .l-footer-menu__title__link {
        position: relative;
        display: block;
        padding: 1rem 2.5rem 1rem 0;
        background: none;
        font-size: 1.6rem;
    }
    .l-footer-menu__title__link:after {
        position: absolute;
        top: 50%;
        right: 10px;
        width: 8px;
        height: 15px;
        background: url(img/arrow01_orange.svg) no-repeat center center;
        background-size: 100%;
        content: "";
        transform: translateY(-50%) rotate(90deg);
    }
    .l-footer-menu__title__link:hover {
        text-decoration: none;
    }
    .l-footer-menu__list {
        display: none;
    }
    .l-footer-menu__list__item {
        padding: 0.8rem 1rem;
        width: 100%;
    }
    .l-footer-menu__list__item:first-child {
        display: block;
    }
    .l-footer-menu__list__link {
        margin: 1rem 0 0 -1rem;
    }
    .l-footer-submenu__list {
        display: block;
    }
    .l-footer-submenu__list__item {
        display: block;
        margin: 0 0 0 1rem;
    }
    .l-footer-submenu__list__link {
        margin: 0 0 0 -2rem;
    }
    .l-footer-list {
        display: flex;
        justify-content: center;
        margin: 2rem auto;
        font-size: 1.4rem;
    }
    .l-footer-list li {
        padding: 1rem;
    }
    /* --------------------------------------------- */
    /* common                                        */
    /* --------------------------------------------- */
    .l-pagetop {
        top: -5.5rem;
        right: 0.5rem;
    }
    .l-pagetop__link {
        width: 50px;
        height: 50px;
    }

    .l-pagetop__image {
        width: 14px;
    }
    .l-pagetop.is-fixed {
        bottom: 6.5rem;
    }
    .breadcrumb__box {
        padding: 0;
        margin: 1rem auto;
    }
    #pankuzu {
        overflow: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 auto;
        padding: 1rem;
        white-space: nowrap;
    }

    /* --------------------------------------------- */
    /* contents area                                 */
    /* --------------------------------------------- */
    .l-contents-area {
        overflow-x: hidden;
        padding: 0;
    }
    .l-contents-area--low {
        width: 100%;
    }
    /* --------------------------------------------- */
    /* main area                                     */
    /* --------------------------------------------- */
    .l-main-area--top {
        margin-bottom: 3rem;
    }
    .l-main-area--low {
        float: none;
        overflow: visible;
        margin: 0 auto 7rem;
        width: 94%;
    }
    .l-section-inner {
        margin: 0 auto;
        width: 94%;
    }
    .l-common-title__box {
        margin-bottom: 2rem;
    }
    .l-common-lead {
        margin: 2rem 0;
        width: 100%;
    }
    .toc_parts {
        margin: 0 0 3rem 0;
        padding: 3rem 2.5rem 2rem;
    }
    .toc_parts .ttl {
        font-size: 1.6rem;
        border-left: 2px solid #fe8c00;
    }
    #toc {
        padding: 1rem 0 0;
    }
    #toc .chapter .chapter-h {
        margin: 1rem 0;
        padding: 0 0 0 3rem;
        font-size: 1.5rem;
        /* top: 1.1rem; */
        line-height: 1.6;
    }
    #toc ul.chapter .chapter-h::before{
        top:1.1rem;
    }
    #toc li.chapter-h-three+.chapter-h-two {
        margin-top: 2rem;
    }
    .box3{
        padding: 1.5rem;
    }
    .box4{
        font-size: 1.8rem;
        padding: 0.75rem 0.75rem 0.75rem 8rem;
        margin: 0 0 1rem;
    }
    .l-main-area .box4::before{
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }
}


/* ==================
    関連記事
   ================== */

#related-article p {
    margin: 0;
}

#related-article.related-article01-frame {
    margin: 20px auto 60px auto;
    padding: 30px 50px;
    background: #f5f3f1;
    position: relative;
    max-width: 600px;
}

#related-article .related-article01-title {
    padding: 0 0 0 1rem;
    color: #333;
    font-size: 22px;
    font-weight: bold;
    line-height: 1;
    /* background: url("./img/dummy-icon.png") no-repeat left center; */
    /* background-size: 50px auto; */
    position: relative;
}

#related-article .related-article01-title span {
    font-size: 20px;
    color: #333;
}

#related-article .related-article01-list {
    /* margin: 15px 0 0 0; */
    padding: 0 20px 0;
    /* border-top: 1px solid #D0D3E0; */
    font-weight: 700;
}

#related-article .related-article01-list p {
    margin: 0;
}

#related-article .related-article01-list li {
    margin: 2rem 0 0;
    padding: 0 0 0 35px;
    font-size: 100%;
    line-height: 1.7;
    position: relative;
}

#related-article .related-article01-list li+li {
    margin-top: 10px;
}

#related-article .related-article01-list li::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #fe8c00;
    position: absolute;
    top: 8px;
    left: 0;
}

#related-article .related-article01-list a {
    display: block;
    text-decoration: none;
}

#related-article .related-article01-list a:hover {
    opacity: 0.6;
}

#related-article .relations-box#related-article .relations-box--column {
    display: flex;
    gap: 10px;
}

#related-article .relations-box__pic {
    flex: 0 0 150px;
}

@media screen and (max-width: 480px) {
    #related-article .related-article01-frame {
        padding: 20px 25px;
        margin: 6rem 1rem 3rem;
    }
    #related-article .related-article01-title span {
        font-size: 16px;
    }
    #related-article .related-article01-list {
        margin: 15px 0 0 0;
        padding: 10px 0 0;
    }
    #related-article .related-article01-list li {
        margin: 10px 0;
        padding: 0 0 0 30px;
        font-size: 15px;
        line-height: 1.6;
    }
    #related-article .related-article01-list li:last-child {
        margin-bottom: 0;
    }
}