.show_bg{width:1200px;height:460px;margin:0 auto;background:url(../../img/contest/show_bg.png)}
.enter_study_div{width:461px;height:55px;margin:0 auto;position:relative;top:337px}
.enter_study{float:left;display:inline-block;width:193px;height:55px;background:url(../../img/contest/enterImg/enter_study_left.png);margin-right:75px}
.enter_study:hover{float:left;background:url(../../img/contest/enterImg/after_study_left.png)}
.enter_study_2{display:inline-block;width:193px;height:55px;background:url(../../img/contest/enterImg/open_1.png)}
.enter_study_2:hover{background:url(../../img/contest/enterImg/open_2.png)}
.border_bg{width:1200px;height:2px;margin:0 auto;position:relative;top:360px;background:url(../../img/contest/contest_br.png) no-repeat}
#div1{width:1200px;height:400px;position:relative;margin:40px auto;overflow:hidden}
#div1 ul{width:800px;height:365px;position:relative}
#div1 ul li{height:260px;float:left;list-style:none;padding-right:20px}
#div1 ul li img{width:260px;height:365px;display:inline-block}
#div2{width:1200px;height:365px;position:relative;margin:30px auto;overflow:hidden}
#div2 ul{width:800px;height:365px;position:relative}
#div2 ul li{height:260px;float:left;list-style:none;padding-right:20px}
#div2 ul li img{width:260px;height:365px;display:inline-block}
.introduction_top{width:269px;height:100px;margin:0 auto;margin-top:10px;margin-bottom:40px;background:url(../../img/contest/enterImg/introduction_top.png)}
.carousel_warp{width:1200px;margin:0 auto;margin-bottom:40px}
.introduction_work_img{width:1200px;height:445px;margin:0 auto;background:url(../../img/contest/enterImg/introduction_work_img.png) no-repeat}
.border_bg_2{width:1200px;height:2px;margin:0 auto;position:relative;top:436px;border-bottom:2px dashed #eee}
.list_title{width:1200px;height:36px;margin:0 auto;margin-top:40px;background:url(../../img/contest/enterImg/list_title.png) no-repeat}
.img_author{color:#fff;text-align:center;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}