.single-box{
    padding-top:20px;
}

.single-menu,.single-content-box{
    float: left;
}

.single-menu{
    width:150px;
    border:1px solid #dcdfe6;
}
.single-menu dt{
    background:#f5f5f5;
    color:#565656;
    font-size:16px;
    padding:15px 0;
    text-align:center;
    font-weight:bold;
}
.single-menu dd{
    padding:15px 0;
    text-align:center;
    position: relative;
}
.single-menu dd a{
    font-size:16px;
}
.single-menu dd a.cur:after{
    content: '';
    width: 8px;
    height: 8px;
    display: block;
    border-radius: 10px;
    background-color: #d74b4b;
    position: absolute;
    left: 20px;
    top: 50%;
    margin-top:-4px;
}
.single-content-box{
    width:1050px;
    padding-left:20px;
}

.single-content-text{
    border:1px solid #dcdfe6;
    padding:20px;
    line-height:26px;
    color: rgba(0,0,0,.65);
}

.single-content-text p{
    padding-bottom:15px;
    line-height:30px;
}
.single-content-text img{
    max-width:950px;
}

.single-content-text h3{
    font-size:16px;
    padding-bottom:10px;
}
.single-content-text h2{
    font-size:20px;
    padding-bottom:20px;
}