/* CSS Document */
@charset "utf-8";

.t-article-main__heading{
    margin: 50px 0 30px;
    font-size: 20px;
    line-height: 1.4;
}
@media(min-width: 641px) {
    .t-article-main__heading{
        font-size: 24px;
    }
}
.t-article-main__heading.is-center{
    text-align: center;
}
.t-article-main__heading.is-line{
    font-size: 22px;
    border-bottom: #000 solid 1px;
}
@media(min-width: 641px) {
    .t-article-main__heading.is-line{
        padding: 0 0 20px;
        font-size: 32px;
    }
}
.t-contents-gallery{
    width: 100%;
    margin: 0 auto;
}
@media(min-width: 641px) {
    .t-contents-gallery{
        width: 500px;
    }
}
.t-contents-gallery .item_ttl {
    font-size: 16px;
    line-height: 1.6;
    overflow: hidden;
    padding: 5px;
    font-weight: bold;
}
@media (min-width: 641px){
    .t-contents-gallery .item_ttl {
        font-size: 24px;
        padding: 15px;
    }
}
.t-contents-gallery .item_img {
    border: 1px solid #dcdcdc;
    margin-bottom: 30px;
}
@media (min-width: 641px){
    .t-contents-gallery .item_img {
        margin-bottom: 50px;
    }
}
.t-contents-gallery .item_txt {
    font-size: 14px;
    line-height: 1.6;
    overflow: hidden;
    padding: 5px;
    font-weight: bold;
}
@media (min-width: 641px){
    .t-contents-gallery .item_txt {
        font-size: 20px;
        padding: 15px;
    }
}


.book-box {
    background-color: #fdfbe3;
    margin: 0 -20px 10px;
    padding: 20px 15px;
    position: relative
}
@media(min-width: 641px) {
    .book-box {
        margin: 0 0 30px;
        padding: 40px 40px 35px
    }
}
.book-box__txt {
    font-size: 14px;
    text-align: center;
    font-weight: bold;
    color: #0046a5;
    margin: 0 0 10px
}
@media(min-width: 641px) {
    .book-box__txt {
        font-size: 20px;
    }
}
.book-box__txt span {
    font-size: 20px;
    display: block
}
@media(min-width: 641px) {
    .book-box__txt span {
        font-size: 34px;
        margin-bottom: 20px
    }
}
.book-box__img {
    display: block;
    width: 100%;
    margin: 0 auto 30px;
    text-align: center
}
@media(min-width: 641px) {
    .book-box__img {
        margin: 0 auto 50px
    }
}
.book-box__sample {
    display: block;
    position: absolute;
    bottom: 120px;
    right: 25px;
    width: 111px
}
@media(min-width: 641px) {
    .book-box__sample {
        width: 276px;
        bottom: 167px;
        right: 50px
    }
}
.book-box__btn {
    display: block;
    border: 1px solid #ff7325;
    background-color: #fff;
    position: relative;
    border-radius: 4px;
    text-align: center;
    line-height: 1;
    padding: 22px 0;
    color: #ff7325;
    font-size: 16px;
    -webkit-box-shadow: 0 3px 3px rgba(0, 0, 0, 0.1);
    box-shadow: 0 3px 3px rgba(0, 0, 0, 0.1)
}
@media(min-width: 641px) {
    .book-box__btn {
        padding: 30px 0;
        font-size: 24px;
        font-weight: bold
    }
}
.book-box__btn img {
    display: block;
    width: 52px;
    position: absolute;
    top: -25px;
    left: 35px
}
@media(min-width: 641px) {
    .book-box__btn img {
        width: 85px;
        top: -40px;
        left: 125px
    }
}
.bold {
    font-weight: bold
}
.t-contents-box {
    border: 1px solid #dcdcdc;
    padding: 10px;
    overflow: auto;
    margin: 30px auto 0;
    font-size: 1.4rem
}
@media(min-width: 641px) {
    .t-contents-box {
        padding: 20px;
        margin: 60px auto 0;
        font-size: 16px;
    }
}
.t-contents-box__txt {
    line-height: 1.6;
    overflow: hidden
}
.t-contents-box__link {
    color: #003ea9;
    font-weight: bold;
    padding: 10px 0 0
}
.t-contents-box__link:after {
    content: "";
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 5px 0 5px 8px;
    border-color: transparent transparent transparent #003ea9;
    display: inline-block;
    margin: 0 0 0 10px
}