.mt40{margin-top:40px}.mt60{margin-top:60px}.w1000{width:1000px}.w1200{width:1200px}.w1280{width:1280px}.p2_con{height:330px;overflow:hidden;width:1200px!important;position:relative}.p1_bg .left1,.p1_bg .right1{position:absolute;top:190px;z-index:10;cursor:pointer}.p1_bg .left1{left:50%;margin-left:-645px}.p1_bg .right1{left:50%;margin-left:610px}.p2_con ul li{float:left;width:375px;height:320px!important;background:#b74e3b;text-align:center;padding-top:15px;margin-right:35px;position:relative}.p2_con ul li span{font-size:18px;color:#fffde0;line-height:30px;display:block;padding:0 15px}.p2_con ul li i{position:absolute;top:170px;left:30px;background:url(../img/play.png)no-repeat;width:63px;height:63px;display:none}.p2_con ul li img{width:345px;height:230px}.cover-next,.cover-prev{width:50%;top:0;background:rgba(0,0,0,.1);margin-top:20px;z-index:99;position:absolute;height:680px;overflow:hidden}.cover-prev{left:-600px}.cover-next{right:-600px}.cover-next:hover,.cover-prev:hover{opacity:.6}