/*整体布局*/
.main{
    width: 90%;
    margin: 0 auto;
    padding-top: 20px;
}
.main-aside{
    width: 20%;
    float: left;
}
.aside-li{
    background-color: #fff;
    padding: 10px 0;
    margin: 0 20px 3px 0;
    padding: 15px;
}
.aside-li a{
    color: #000000;
}
.aside-li a:visited{
    font-weight:bold;
    text-decoration: underline yellow 6px;
}
.aside-li a:hover{
    font-weight:bold;
    text-decoration: underline yellow 6px;
}
.aside-li a:active{
    font-weight:bold;
    text-decoration: underline yellow 6px;
}
.main-article{
    background-color: #fff;
    width: 100%;
    float: left;
    padding: 50px 50px 50px 50px;
}
.main-article h2{
    font-size: 34px;
    margin-bottom: 20px;
    line-height: 45px;
    margin-top: 20px;
}
.main-article p{
    line-height: 2em;
}
img{
    width: 100%;
    margin: 15px 0 45px 0;
}

/*侧边栏*/