.content_all{
    width: 1180px;
    height: auto;
    margin: auto;
    margin-top: 20px;
}

.content_left{
    width: 800px;
    min-height: 300px;
    float: left;
    background-color: #fff;
    padding: 12px;
}

.content_left h1{
    display: block;
    height: 40px;
    line-height: 40px;
    font-size: 22px;
    text-align: center
}

.more_sign{
    width: 50%;
    height: 25px;
    line-height: 25px;
    margin: auto;
    padding-top: 8px;
}
.more_sign span{
    margin-right: 10px;
}

.content_nav{
    padding-top: 10px;
    border-bottom: 1px solid #cccc;
    padding-bottom: 10px;
    width: 95%;
    margin: auto;
}
.content_nav p{
    line-height: 28px;
    font-size: 14px;
    text-indent: 2em;
    padding-top: 8px;
}

.pre_next{
    width: 100%;
    height: auto;
    padding-top: 10px;
}

.pre_next a{
    display: block;
    line-height: 22px;
    margin-top: 8px;
}


.div_right{
    float: right;
}

.right_one{
    width: 340px;
    height: 210px;
    border:1px solid #cccccc;
    border-radius: 5px;
}

.right_one h2{
    display: block;
    width: 96%;
    height: 35px;
    line-height: 35px;
    padding-left: 10px;
    margin: auto;
    border-bottom: 1px solid #cccccc;
}

.right_one ul{
    padding-top: 10px;
}

.right_one ul li{
    width: 95%;
    height: 40px;
    line-height: 30px;
    margin: auto;
}


.right_two,.right_three{
    width: 330px;
    height: 330px;
    border-bottom: 1px solid #cccccc;
    margin-top: 15px;
}
.right_three{
    height: 250px;
}


.right_two h1,.right_three h1{
    display: block;
    height: 35px;
    line-height: 35px;
    border-bottom: 1px solid #cccccc
}

.right_two ul li{
    width: 100%;
    height: 32px;
    line-height: 30px;
    margin-top: 3px;
}