@charset "utf-8";

.none {
    display: none;
}

#contents {
    line-height: 1.8;
    max-width: 980px;
    padding-top: 0;
}

.content-box {
    font-size: 0;
    padding: 0;
    width: 100%;
}
.main {
    padding-top: 20px;
}
.main .inner img {
    display: block;
    margin: 0 auto;
}

.lead_text {
    background: #eee;
    border: solid 1px #ddd;
    border-radius: 10px;
    font-size: 14px;
    font-size: 1.4rem;
    margin: 30px auto;
    padding: 2%;
}

.anchor {
    display: block;
    font-size: 14px;
    font-size: 1.4rem;
    width: 100%;
    word-spacing: -1em;
}
.anchor li {
    display: inline-block;
    margin-right: 0.5%;
    vertical-align: top;
    width: calc((100% - 1%) / 3);
    word-spacing: normal;
}
.anchor li:nth-child(3n) {
    margin-right: 0;
}
.anchor li a {
    background: #4f6494;
    border-radius: 3px;
    color: #fff;
    display: block;
    padding: 8px 0 6px;
    position: relative;
    text-align: center;
    width: 100%;
}
.anchor li a:hover {
    opacity: 0.8;
    text-decoration: none;
}
.anchor li a:after {
    border-right: solid 2px #fff;
    border-top: solid 2px #fff;
    content: "";
    height: 8px;
    margin-top: -6px;
    position: absolute;
    right: 3px;
    top: 50%;
    transform: translateX(-50%) rotate(135deg);
    width: 8px;
}

.section {
    font-size: 16px;
    font-size: 1.6rem;
    margin-top: 15px;
    width: 100%;
}
.section ~ .section {
    margin-top: 50px;
}

.section h2.subttl {
    background: #e9ecf1;
    border-left: #2e3d64 8px solid;
    color: #2e3d64;
    margin-bottom: 20px;
    padding: 10px 18px;
    width: 100%;
}
.section h2.subttl span {
    display: block;
    font-size: 20px;
    font-size: 2rem;
    font-weight: bold;
    line-height: 1.3;
    padding-top: 2px;
}

.section h3.subttl {
    background: #eee;
    color: #2e3d64;
    margin-bottom: 20px;
    padding: 10px 18px 8px;
    width: 100%;
}
.section h3.subttl span {
    display: block;
    font-size: 20px;
    font-size: 2rem;
    font-weight: bold;
}

.section .youtube_box_wrap {
    align-items: flex-end;
    display: flex;
    justify-content: flex-start;
}
.section .youtube_box_wrap .youtube_box {
    display: inline-block;
    margin-bottom: 20px;
    padding: 0 2%;
    width: 50%;
}
.section .youtube_box_wrap .youtube_box .ttl {
    line-height: 1.3;
    margin-bottom: 5px;
    margin-left: 1em;
    text-indent: -1em;
}

.section.single01 {
    display: inline-block;
    width: 49%;
}
.section.single01 .youtube_box_wrap .youtube_box {
    padding: 0 2%;
    width: 100%;
}
#section01.section.single01 {
    margin-right: 2%;
}

.section .book_info_wrap {
    padding: 0 2%;
}
.section .book_info_wrap .book_info {
    display: flex;
    margin: 30px auto 0;
}
.section .book_info_wrap .book_info .img_box {
    display: inline-block;
    padding: 0 5%;
    width: 30%;
}
.section .book_info_wrap .book_info .img_box img {
    border: solid 1px #eee;
    display: inline-block;
}
.section .book_info_wrap .book_info .text_box {
    display: inline-block;
    width: 70%;
}

.section .book_info_wrap .book_info .text_box dl {
    margin-bottom: 20px;
}
.section .book_info_wrap .book_info .text_box dt {
    color: #3a5fbf;
    font-size: 18px;
    font-size: 1.8rem;
    letter-spacing: -0.05em;
    margin-bottom: 20px;
}
.section .book_info_wrap .book_info .text_box dd {
    font-size: 14px;
    font-size: 1.4rem;
}

.section .book_info_wrap .book_info .text_box .buy_btn {
    display: block;
    width: 300px;
}
.section .book_info_wrap .book_info .text_box .buy_btn a {
    background: linear-gradient(#e3719a 10%, #b0436a 90%);
    display: block;
    padding: 1%;
    text-align: center;
}
.section .book_info_wrap .book_info .text_box .buy_btn a:hover {
    background: linear-gradient(#9b4d6a 10%, #cb7a9a 90%);
}
.section .book_info_wrap .book_info .text_box .buy_btn a span {
    color: #fff;
    display: inline-block;
    font-weight: bold;
}

/*----------SP----------*/

.winSP .nowrap {
    white-space: normal !important;
}

.winSP .lead_text {
    font-size: 3.5vw;
    margin: 10px auto;
    padding: 5%;
}

.winSP .anchor {
    font-size: 3.5vw;
}
.winSP .anchor li {
    margin-bottom: 0.5%;
    width: calc((100% - 0.5%) / 2);
}
.winSP .anchor li:nth-child(2n) {
    margin-right: 0;
}
.winSP .anchor li a:after {
    display: none;
}

.winSP .section {
    font-size: 4vw;
}
.winSP .section ~ .section {
    margin-top: 20px;
}

.winSP .section .subttl {
    margin-bottom: 10px;
    padding: 10px 18px;
}
.winSP .section .subttl span {
    font-size: 4vw;
}
.winSP .section .youtube_box_wrap {
    display: block;
    width: 100%;
}
.winSP .section .youtube_box_wrap .youtube_box {
    margin-bottom: 10px;
    width: 100%;
}

.winSP .section.single01 {
    width: 100%;
}
.winSP .section.single01 .youtube_box_wrap .youtube_box {
    width: 100%;
}
.winSP #section01.section.single01 {
    margin-right: 0;
}

.winSP .section .book_info_wrap .book_info {
    display: block;
}
.winSP .section .book_info_wrap .book_info .img_box {
    text-align: center;
    width: 100%;
}
.winSP .section .book_info_wrap .book_info .img_box img {
    display: inline-block;
    margin: 0 auto;
    width: 40%;
}
.winSP .section .book_info_wrap .book_info .text_box {
    width: 100%;
}
.winSP .section .book_info_wrap .book_info .text_box dt {
    font-size: 4.5vw;
    text-align: center;
}
.winSP .section .book_info_wrap .book_info .text_box dd {
    font-size: 3.5vw;
}
.winSP .section .book_info_wrap .book_info .text_box .buy_btn {
    width: 100%;
}