.content{
    background: url('../img/beijing.jpg');
    background-size: 100% 100%;
    padding-bottom: 80px;
    background-attachment: fixed;
}
.content>div{
    overflow: hidden;
}
.content .contentL{
    width: 265px;
    background: #fff;
    padding-top: 40px;
}
.content .contentL .base{
    overflow: hidden;
    padding: 0 0 20px 20px;
}
.content .contentL .base p{
    color: #3682a2;
    padding-left: 10px;
}

.content .contentL ul>li{
    height: 60px;
    width: 100%;
    line-height: 60px;
    padding-left: 20px;
}
.content .contentL ul>li::before{
    content: '';
    display: inline-block;
    width: 3px;
    height: 15px;
    background: #4da7a5;
    margin-right: 10px;
    vertical-align: middle;
}
.content .contentL ul>li.active{
    background: #f2f2f2;
}
.content .contentL .baseBj{
    width: 100%;
    height: 300px;
    background: url('../img/bj.png') left bottom no-repeat;
    background-size:  100%;
}
.content .contentL>p{
    height: 65px;
    background: #1a94ab;
    padding-left: 20px;
    line-height: 65px;
    color: #Fff;
}
.content .contentL>p a{
    color: #Fff;
}

.content .contentR  {
    width: 934px;
    padding: 70px 50px 0;
    min-height: 800px;
    background: url('../img/back.png') center no-repeat #fff;
    background-size: 70%;
}