.wotu-banner {
    background-image: url(../images/apidocBGI.jpg);
}

.wotu-content {
    text-align: left;
    margin-bottom: 56px;
    color: #252b3a;
    width: 1280px;
}

.version-switch {
    margin: 32px 0;
    text-align: right;
    font-size: 14px;
}

.version-change {
    margin-right: 24px;
}

.versions {
    display: inline-block;
    position: relative;
    font-size: 12px;
}

.current-version {
    display: inline-block;
    width: 160px;
    height: 32px;
    line-height: 32px;
    padding: 0 12px;
    border: 1px solid #ccc;
    text-align: left;
    user-select: none;
    font-size: 12px;
}

.versions:hover .current-version,
.versions:active .current-version {
    border-color: #252b3a;
}

.version-icon {
    float: right;
    width: 8px;
    height: 5px;
    background: url(../images/arrowdown_mb.svg) no-repeat center;
    background-size: contain;
    margin-top: 14px;
}

.veisionList {
    display: none;
    position: absolute;
    top: 32px;
    z-index: 2;
    width: 100%;
    background-color: #fff;
    border: 1px solid #dfe1e6;
}

.veisionList li {
    text-align: left;
    line-height: 32px;
    padding: 0 16px;
}

.veisionList li.active {
    background-color: #c7000b;
}

.veisionList li.active a {
    color: #fff;
}

.veisionList li a {
    font-size: 12px;
}

.content-brief {
    position: relative;
    width: 100%;
    margin: 32px 0;
}

.brief_box {
    display: flex;
    justify-content: space-between;
    background: url(../images/cardBGI.png) no-repeat center;
    background-size: cover;
    height: 100%;
    padding: 24px 16px;
    border-radius: 2px;
}

.brief_box .left_icon {
    margin-right: 16px;
    width: 48px;
    height: 48px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.left_icon img {
    width: 48px;
    height: 48px;
}

.brief_box .right_content {
    width: calc(100% - 65px);
}

.right_content .content_title {
    font-size: 18px;
    font-weight: bold;
    line-height: 20px;
    margin-top: 8px;
}

.right_content .content_border {
    margin: 16px 0;
    width: 32px;
    height: 3px;
    background-color: #adb0b8;
    transition: all 0.3s;
}

.brief_box:hover .content_border {
    width: 40px;
    background-color: #c7000b;
}

.brief_box:hover {
    background: none;
    box-shadow: 0 6px 12px 0 rgba(0, 0, 0, 0.10);
}

.content-body .box:not(:first-child) {
    border-top: 1px dashed #adb0b8;
}

.content-body .box:last-child {
    padding-right: 0;
}

.content-body .box {
    padding: 24px 40px;
    display: flex;
    justify-content: flex-start;
}

.content-body .box:hover {
    box-shadow: 0 0px 12px 0 rgba(0, 0, 0, 0.1);
    border-color: transparent;
}

.content-body .box:hover+.box {
    border-color: transparent;
}

.right_content .content_desc {
    font-size: 14px;
    line-height: 22px;
    min-height: 44px;
}

.box .box_head,
.box .box_content {
    display: inline-block;
}

.box .box_head {
    margin-right: 80px;
}

.box .box_head a {
    display: inline-block;
    font-size: 18px;
    font-weight: bold;
    color: #252b3a;
    width: 120px;
}

.box .box_content {
    width: 100%;
    font-size: 16px;
}

.box_content * {
    font-size: 14px;
    color: #252b3a;
}

.box_content ul {
    display: flex;
    flex-wrap: wrap;
}

.box_content ul li {
    width: 20%;
    margin-top: 24px;
}

.box_content ul li:nth-child(1),
.box_content ul li:nth-child(2),
.box_content ul li:nth-child(3),
.box_content ul li:nth-child(4),
.box_content ul li:nth-child(5) {
    margin-top: 0;
}

.box_content ul li a {
    line-height: 24px;
}

.box a:hover {
    color: #c7000b;
}


/* 轮播图 */
.swiper-container {
    width: 100%;
}

.swiper-button-prev {
    left: -28px;
    background-image: url(../images/icon-able.svg);
}

.swiper-button-prev.swiper-button-disabled {
    background-image: url(../images/icon-disabled.svg);
}

.swiper-button-next {
    right: -28px;
    background-image: url(../images/icon-able-right.svg);
}

.swiper-button-next.swiper-button-disabled {
    background-image: url(../images/icon-disabled-right.svg);
}

@media (max-width: 768px) {
    .mb_bannerBgi {
        background-image: url(../images/apidocBGI_mb.png);
    }

    .wotu-content {
        width: 100%;
    }

    .version-switch {
        height: 48px;
        line-height: 48px;
        margin: 0;
        padding: 0 15px;
        text-align: left;
    }

    .version-switch span {
        font-size: 14px;
        line-height: 18px;
        font-weight: bold;
    }

    .version-change {
        margin: 0;
    }

    .version-icon {
        width: 10px;
        height: 20px;
        background-image: url(../images/icon-goto.svg);
        margin-right: 10px;
        z-index: 2;
    }

    .mb-version-mask {
        display: none;
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        background-color: rgba(0, 0, 0, 0.3);
    }

    .mb-version-content {
        position: absolute;
        bottom: 0;
        width: 100%;
        background-color: #fff;
        padding: 0 20px 30px;
    }

    .mb-version-content span {
        display: inline-block;
        font-size: 16px;
        line-height: 20px;
        font-weight: bold;
        margin: 15px 0;
    }

    .mb-veisionList li {
        height: 50px;
        line-height: 50px;
        border: 1px solid #adb0b8;
        text-align: center;
    }

    .mb-veisionList li+li {
        margin-top: 12px;
    }

    .mb-veisionList li.active {
        border-color: #c7000b;
    }

    .mb-veisionList li.active a {
        color: #c7000b;
    }

    .mb-veisionList li a {
        font-size: 12px;
        line-height: 16px;
    }

    .mb_content {
        padding: 0px 15px 20px;
    }

    .mb_box:not(:last-child) {
        margin-bottom: 8px;
    }

    .mb_box_instruction {
        height: auto;
        padding: 15px;
        background: url(../images/apidoc-card.png) no-repeat center;
        background-size: cover;
        border-radius: 1px;
        display: flex;
    }

    .mb_box_icon {
        display: inline-table;
        width: 32px;
        height: 32px;
        background-repeat: no-repeat;
        background-position: center;
        background-size: contain;
        margin-right: 15px;
        flex-shrink: 0;
    }

    .mb_box_title {
        font-size: 14px;
        line-height: 18px;
        margin-top: 3px;
        margin-bottom: 8px;
        color: #252b3a;
        font-weight: bold;
    }

    .mb_box_desc {
        font-size: 12px;
        line-height: 16px;
        color: #575d6c;
    }

    .mb_box_button_area {
        padding: 12px;
        background-color: #fff;
        display: flex;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .mb_box_button_area>div {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        width: 100%;
    }

    .mb_box_button_list {
        display: inline-block;
        border: 1px solid #DFE1E6;
        text-align: center;
        height: 40px;
        line-height: 38px;
        width: calc((100% - 8px)/3);
        font-size: 12px;
        color: #252b3a;
        padding: 0 12px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        margin-bottom: 4px;
    }

    .mb_box_button_list:nth-child(3n+2) {
        margin: 0 4px;
    }

    .mb_box_button_list:nth-last-child(1),
    .mb_box_button_list:nth-last-child(2),
    .mb_box_button_list:nth-last-child(3) {
        margin-bottom: 0;
    }
}