.wap_in {
    background: #fff;
    overflow: hidden;
    padding-top: 20px;
}
.er_toc {
    font-size: 10pt;
    max-width: 100%;
    padding: 5px 10px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    border-radius: 3px;
    background: #dbedf9;
    border: 1px solid #c7e4f4
}
.er_toc ul,
.er_toc ol {
    margin: 0;
    padding: 0
}
.er_toc li {
    padding-top: 5px;
    list-style: none;
    font-size: 15px
}
.er_toc li a {
    color: #167ac6
}
.er_toc li ul li a {
    color: #167ac6
}
.er_toc ul ul,
.er_toc ol ol {
    margin-left: 20px
}
.er_toc .er_toc_title {
    display: block;
    font-weight: 700;
    border-bottom: 1px solid #167ac6;
    margin-bottom: 5px;
    font-size: 18px;
    line-height: 28px;
    padding: 5px
}
.er_toc .er_toc_title_close {
    color: #167ac6
}
.er_toc .er_toc_title span {
    display: inline-block;
    border: 0 solid #fff;
    width: 0;
    overflow: hidden;
    height: 0;
    margin: 0 0 0 3px
}
.er_toc .er_toc_title_open span {
    border-width: 0 5px 6px;
    border-color: #333 #f1f1f100
}
.er_toc .er_toc_title_close span {
    border-width: 5px 5px 0;
    border-color: #333 #f1f1f100
}
a.er_toc_top {
    display: none;
    border: 0 solid #fff;
    width: 0;
    overflow: hidden;
    height: 0;
    margin: 0 0 0 5px;
    border-width: 0 6px 12px;
    border-color: #999 #fff
}
a.er_toc_top:hover {
    border-color: #1982D1 #fff
}
.er_toc_disc ul,
.er_toc_disc ol {
    margin-left: 20px
}
.er_toc_disc li {
    list-style: disc
}
.gird-viewed{
    margin-top: 15px;

}
@media screen and (max-width: 1024px) {
    .er_toc {
        padding: 15px
    }
   
}
@media screen and (max-width: 767px) {}
@media screen and (max-width: 320px) {
    ul.article-info-more li {
        font-size: 10px
    }
}