.ove{
    margin: 100px 40px;
}

.l{float: left;}
.layerLine{
    overflow: hidden;
    margin: 0 45px;
    width: 3px;
    height: 3in;
    background: url('https://t1file-beta.dahe.cn/4500000026/img/layerLine.png') no-repeat;
}
.w512{
    width: 512px;
}
div.ove a.zwzx{
    background: url('https://t1file-beta.dahe.cn/4500000026/img/zhiwangcn.png') 0px 0px no-repeat;
}
div.ove a.gyzcjdfw{
    background: url('https://t1file-beta.dahe.cn/4500000026/img/gyzcjdfw.png') 0px 0px no-repeat;
}
div.ove a.syzy{
    background: url('https://t1file-beta.dahe.cn/4500000026/img/syzy.png') 0px 0px no-repeat;
}
div.ove a.d19d{
    background: url('https://t1file-beta.dahe.cn/4500000026/img/19d.png') 0px 0px no-repeat;
}

div.ove a.elibrary{
    width: 228px;
    height: 142px;
    color: #333;
    line-height: 1.8;
    font-size: 16px;
}
div.ove a.elibrary span{
    position: relative;
    top: 45px;
    right: -80px;
}