.school_intro{
    width: 1200px;
    margin: 40px auto;
    position: relative;
}
/* 导航 */
.school_intro .leftNav_list{
    width: 200px;
    font-size: 16px;
    font-weight: 400;
}
.leftNav_list .nav_title{
    line-height: 45px;
    padding-left: 30px;
    color: #fff;
    background: #900F09;    
}
.leftNav_list .nav_item{
    line-height: 45px;
    text-align: center;
    cursor: pointer;
    background: #EEEEEE;
    margin-bottom: 2px;
}
.leftNav_list .nav_item:hover{
    color: #B31719;
}
.leftNav_list .nav_item.active{
    color: #fff;
    background: #B31719;
}
/* 正文 */
.school_intro .right_content{
    width: 960px;
    position: relative;
    font-size: 16px;
    font-weight: 400;
    min-height: 800px;
}
.right_content .content_title{
    width: 100%;
    border-bottom: 1px solid #E6E6E6;
    padding: 0 0 10px 20px;
}
.content_title .title_main{
    font-size: 18px;
    font-weight: 800;
}
.content_title .title_des{
    font-size: 16px;
}
.right_content .content_box{
    margin-top: 20px;
}
.content_box img{
    width: 90%;
    display: block;
    margin: 0 auto 10px;
}
.content_box .small{
    width: 50%;
    display: block;
    margin: 0 auto 10px;
}
.content_box div{
    text-indent: 32px;
    margin-top: 10px;
}