/* 初回にデジタルブックが崩れるのを防ぐ */
.list-digitalbook__image {
    min-height:  260px;
}
@media screen and (min-width: 768px), print {
    .list-digitalbook__image {
        min-height: 228.75px;
    }
}
/* IE 用*/
.list-digitalbook, .list-useful {
    overflow: hidden; /* IE10以下 */
}

@media all and (-ms-high-contrast: none){
    .list-digitalbook, .list-useful {
        overflow: hidden; /* IE10以下 */
    }
}


/* ローディングアニメーション */
.loader_loading div {
    position: fixed;
    top: 0;
    left: 0;
    overflow: auto;
    width: 100vw;
    height: 100vh;
    background-color: #000;
    opacity: .6;
    z-index: 10001;
}

.loader_loading span {
    display: block;
    font-size: 25px;
    width: 1.4rem;
    height: 1.4rem;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-indent: -9999em;
    -webkit-animation: load5 1.1s infinite ease;
    animation: load5 1.1s infinite ease;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
}

/**/
.guest_btn {
    border: 1px solid #4e4e4e;
    border-radius: 0.4vw;
}

.guest_btn:hover, .guest_btn:active {
    background-color: #4e4e4e;
    color: #fff;
}

.guest_btn:not(:last-child) {
    margin-bottom: 2.66vw;
}

.device-pc.is-sp .guest_btn {
    border-radius: 0.39vw;
}

.device-pc.is-sp .guest_btn:not(:last-child) {
    margin-bottom: 2.6vw;
}

@media screen and (min-width: 768px), print {
    .guest_btn {
        border-radius: 3px;
    }
    .guest_btn:not(:last-child) {
        margin-bottom: 10px;
    }
}


.guest_btn a {
    cursor: pointer;
    display: block;
    position: relative;
    padding: 2.66vw 0;
    text-align: center;
    font-size: 3.73vw;
}

.device-pc.is-sp .guest_btn a {
    font-size: 3.65vw;
    padding: 2.6vw 0;
}

@media screen and (min-width: 768px), print {
    .guest_btn a {
        font-size: 16px;
        padding: 20px 0;
    }
}

@media screen and (min-width: 1000px), print {
    .guest_btn a {
        font-size: 20px;
        padding: 20px 0;
    }
}

.device-pc.is-sp .detail-no__heading {
    width: 100%;
}
@media screen and (min-width: 768px), print{
    .detail-no__heading {
        width: 100%;
    }
}
.detail-no__contents {
    width: 100%;
}


.guest_detail-example__item:nth-child(2n) {
    margin-right: 0;
}
.device-pc.is-sp .guest_detail-example__item:nth-child(2n) {
    margin-right: 0;
}

.guest_detail-example__item {
    cursor: pointer;
    width: 46vw;
    margin-right: calc(100% - 92vw);
    margin-bottom: 2.66vw;
}
.device-pc.is-sp .guest_detail-example__item {
    width: 44.98vw;
    margin-right: calc(100% - 89.96vw);
    margin-bottom: 2.6vw;
}
.guest_detail-example__item {
    cursor: pointer;
    width: 46vw;
    margin-right: calc(100% - 92vw);
    margin-bottom: 2.66vw;
}
@media screen and (min-width: 768px), print {
    .guest_detail-example__item {
        width: 48.9%;
        margin-right: 2%;
        margin-bottom: 10px;
    }
    .list-wrap--bg1 {
        margin-bottom: 35px!important;
    }
}
@media screen and (min-width: 1000px), print {
    .guest_detail-example__item {
        width: 240px;
        margin-right: 10px;
        margin-bottom: 10px;
    }
}
.guest_detail-example__item img {
    width: 100%;
    vertical-align: bottom;
}