.about-content{ height: 400px;position: relative; background-size: 100% 100%; background-position: top center;background-repeat: no-repeat}


.run_banner .run_text {

    color: #fff;
    text-align: center;
}
.run_banner .run_text h1{font-size: 40px;font-weight: bold; width: 100%;
    letter-spacing: 3px;}
.run_banner .run_text p{font-size: 30px;}
.content_center{ padding-top: 350px; }
.about_left{ width: 310px; float: left;display: block;}
.page_title{background-color: #01135f;height: 135px; width: 100%;  color: #FFFFFF;}
.page_title h3{font-weight: bold;padding-left: 45px;padding-top: 45px;}
.page_title span{padding-left: 45px;}
.page_menu li{ height: 60px;border-left: 2px solid #ffffff; line-height: 60px; border-bottom: 1px solid #cdcdcd;}
.page_menu li:hover{background-color: #f5f2f7; border-left: 2px solid #ed6d00;}
.page_menu li a{padding-left: 45px; width: 100%;height: 100%;display: block; }
.page_menu .select{ border-left: 2px solid #ed6d00;background-color: #f5f2f7;}
.about_right{ width: 837px;float: right;padding-top: 85px;}
.about_right h4{font-weight: bold;color: #136091;}
.about_right .content{margin-top: 20px;}
.about_right .content p{line-height: 30px;}
.li_time{font-weight: bold;font-size: 18px; text-align: right;}
.table_li td{border: 0px;padding:0;margin: 0;}

.btn-timeline {
    background-color: #eee;
    border: 1px solid #ccc;
    height: 48px;
    width: 272px;
    font-size: 14px;
    font-family: "microsoft yahei";
    color: #999;
    margin-top: 30px;margin-bottom: 30px;
}
.icon-btn-timeline {
    width: 14px;
    height: 7px;
    background-position: 0 -43px;
    margin-left: 10px;
    display: inline-block;
    vertical-align: middle;
    background-image: url(../images/bg.png);
}
.about_left_img{margin-top: 30px;}