/*---------------------------------------------------------------------- /
巨幕设置-开始
----------------------------------------------------------------------- */

.jm {
    background: url('../../images/banner/lib.jpg') no-repeat;
    position: relative;
    background-size: cover;
    height: 600px
}


/* 巨幕响应式 */


/* 巨幕响应式-PC */

@media screen and (min-width:2000px) {
    .jm {
        background-position: bottom
    }
}

@media screen and (max-width:1680px) {
    .jm {
        height: 520px;
    }
}

@media screen and (max-width:1440px) {
    .jm {
        height: 450px
    }
}

@media screen and (max-width:1280px) {
    .jm {
        height: 400px
    }
}


/* 巨幕响应式-IPAD */

@media screen and (max-width: 1279px) {
    .jm {
        margin-top: -30px;
        height: 300px;
    }
}

@media screen and (max-width: 810px) {
    .jm {
        margin-top: 0px;
        height: 260px;
    }
}


/* 移动端 */

@media screen and (max-width:580px) {
    .jm {
        background-size: contain;
        background: url('../../images/banner/h5/lib-iphone.jpg') no-repeat;
        background-position: left;
        height: 200px;
        display: block
    }
}


/*---------------------------------------------------------------------- /
巨幕设置-开始
----------------------------------------------------------------------- */


/*---------------------------------------------------------------------- /
面包屑-开始
----------------------------------------------------------------------- */


/* 面包屑 */

.mbx-row {
    height: 100px;
    border-bottom: 1px solid #e7e7e7;
    margin-bottom: 30px;
    display: flex;
    flex-direction: row;
    align-items: center
}


/* 面包屑-p文本 */

.mbx-text p {
    font-size: 15px;
    font-style: normal;
    display: inline-block;
    font-weight: 800;
    padding-top: 8px
}


/* 面包屑》》 */

.mbx-text p::after {
    display: inline-block;
    content: '\00bb';
    margin: 0 .6em;
    color: black
}


/* 面包屑》最后一个 */

.mbx-text p:last-child::after {
    display: none
}


/* 响应式布局 */

@media screen and (max-width:580px) {
    .mbx-text p {
        font-size: 13px;
    }
}


/*---------------------------------------------------------------------- /
面包屑-结束
----------------------------------------------------------------------- */


/*---------------------------------------------------------------------- /
大盒子-开始
----------------------------------------------------------------------- */


/* 大盒子 */

.outerbox {
    margin-bottom: 30px;
}


/* 内容盒子 */

.articlebox {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}


/* 内容盒子 -h1*/

.articlebox h1 {
    align-self: center;
    font-size: 20px;
    line-height: 30px;
    font-weight: 800;
    margin-top: 20px;
}


/* 内容盒子 h2*/

.articlebox h2 {
    align-self: left;
    font-size: 18px;
    line-height: 30px;
    font-weight: 600;
    margin-top: 20px;
}


/* 内容盒子 -div h3*/

.articlebox h3 {
    font-size: 16px;
    line-height: 30px;
    font-weight: 600;
    margin-top: 20px;
}


/* 内容盒子 -div*/

.articlebox div {
    font-size: 14px;
    line-height: 36px;
    /* margin-top: 20px; */
    padding-left: 1px;
}

.articlebox p {
    font-size: 14px;
    line-height: 36px;
    padding-left: 1px;
}

.articlebox table {
    font-size: 14px;
    line-height: 36px;
    text-align: center;
}


/* 返回按钮盒子 */

.fhbox {
    width: 200px;
    display: flex;
    height: 30px;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}


/* 返回按钮盒子-按钮-超链接 */

.fhbutton {
    color: black;
    text-decoration: none;
    font-size: 15px;
    line-height: 20px;
    font-weight: 600;
}


/* 返回按钮盒子-按钮-icon */

.fhbox .icon-tiaozhuan5 {
    font-size: 25px;
    line-height: 20px;
}


/*---------------------------------------------------------------------- /
大盒子-结束
----------------------------------------------------------------------- */

.articlebox {
    max-width: 980px;
}



/* Fluid HTML article; photographs and equipment drawings are ordinary figures. */
.articlebox { max-width: 1000px; }
.articlebox .oeaa-content { width: 100%; padding: 0; }
.articlebox .oeaa-content h1 { font-size: 28px; line-height: 1.45; text-align: center; margin: 24px 0; }
.articlebox .oeaa-section { border-top: 1px solid #e6ece8; margin-top: 28px; padding-top: 18px; scroll-margin-top: 100px; }
.articlebox .oeaa-content h2 { font-size: 22px; line-height: 1.5; margin: 0 0 16px; }
.articlebox .oeaa-content h3 { font-size: 18px; line-height: 1.6; margin: 18px 0 10px; }
.articlebox .oeaa-content p, .articlebox .oeaa-content li { font-size: 16px; line-height: 1.9; padding: 0; margin-bottom: 12px; }
.articlebox .oeaa-content ul, .articlebox .oeaa-content ol { padding-left: 1.5em; }
.articlebox .oeaa-lead { text-align: center; color: #355b4b; }
.articlebox .oeaa-equation { border-left: 4px solid #4f8a71; background: #f2f7f4; padding: 14px 18px; margin: 16px 0; font-size: 17px; line-height: 1.8; overflow-wrap: anywhere; }
.articlebox .oeaa-table-wrap { width: 100%; padding: 0; overflow-x: auto; }
.articlebox .oeaa-table { width: 100%; table-layout: fixed; border-collapse: collapse; margin: 12px 0 18px; font-size: 16px; line-height: 1.8; text-align: left; }
.oeaa-table th, .oeaa-table td { border: 1px solid #d8e3dc; padding: 12px 14px; vertical-align: top; overflow-wrap: anywhere; }
.oeaa-table th { background: #edf5f0; font-weight: 600; }
.articlebox .oeaa-figure { margin: 20px 0; }
.articlebox .oeaa-figure img { display: block; width: auto; max-width: 100%; height: auto; margin: 0 auto; }
.articlebox .oeaa-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding: 0; }
.oeaa-gallery .oeaa-figure { margin: 0; }
.articlebox .oeaa-flow { display: flex; flex-wrap: wrap; list-style: none; gap: 8px; padding: 0; margin: 20px 0; }
.oeaa-flow li { display: flex; align-items: center; gap: 8px; margin: 0 !important; }
.oeaa-flow li span { padding: 8px 12px; border: 1px solid #cbded2; border-radius: 5px; background: #f2f7f4; }
.oeaa-flow li:not(:last-child)::after { content: "→"; color: #4f8a71; }
.articlebox .oeaa-flow-extra { display: flex; flex-wrap: wrap; gap: 18px; padding: 0; }
.articlebox .oeaa-caption { font-size: 14px !important; line-height: 1.7 !important; color: #5b675f; }
.articlebox .fhbox { width: auto; height: auto; min-height: 30px; margin-top: 28px !important; }
.mbx-row { height: auto; min-height: 100px; }
.mbx-text p { overflow-wrap: anywhere; }
@media (max-width: 580px) {
 .articlebox .oeaa-content h1 { font-size: 24px; }
 .articlebox .oeaa-content h2 { font-size: 20px; }
 .articlebox .oeaa-gallery { grid-template-columns: 1fr; }
 .oeaa-table th, .oeaa-table td { padding: 9px; }
 .articlebox .oeaa-table { font-size: 15px; }
 .articlebox .oeaa-flow { flex-direction: column; }
 .oeaa-flow li { flex-direction: column; align-items: stretch; text-align: center; }
 .oeaa-flow li:not(:last-child)::after { content: "↓"; }
}

/* 提示与公式文本距左侧边框的内边距。 */
.articlebox .oeaa-content p.oeaa-equation { padding-left: 10px; }