:before,:after{content:"";}.banner{height:150px;background:url(../img/item.jpg) top center;position:relative;}.banner .left, .banner .right{position:absolute;left:50%;font-size:42px;font-weight:bold;text-shadow:3px 3px 3px #222;color:#fff;margin-top:50px;}.banner .left{margin-left:-540px;}.banner .right{margin-left:180px;}.container .nav{margin-top:15px;clear:both;overflow:hidden;}.container .nav li{float:left;margin-left:10px;}.container .nav li a{color:#888;}.container .nav li a:hover{color:#000;}.item,.detail{width:940px;border:1px #CCC solid;margin-top:15px;overflow:hidden;float:left;}.item .title-img{width:400px;margin:15px;float:left;}.item .t-head{font-size:18px;font-weight:bold;float:left;margin-left:10px;margin-top:15px;line-height:25px;width:490px;}.item .price,.item .stem{float:left;margin:30px 0px 0px 10px;font-size:15px;width:400px;}.item .price span{color:red;font-size:25px;padding:0 20px;}.item .stem span{color:#999;padding:0 25px;letter-spacing:5px;}.item .attention{color:#aaa;float:left;margin:30px 0px 0px 10px;width:460px;line-height:25px;}.item .cutline{float:left;width:450px;border: 1px #ccc solid; margin:30px 20px;}.item .btn{width:120px; height:40px; background:#5db95b;float:right;border-radius:8px;margin-right:60px;line-height:40px;text-align:center;font-size:18px;letter-spacing:2px;color:white}.item .btn:hover,.like .btn:hover{background:#49a746;}.detail .t-title{margin:15px 20px;font-size:20px;}.like .t-title{margin:15px 20px 5px;font-size:20px;}.detail .cutline{width:880px;margin-left:20px;border: 1px #ccc solid; }.detail p{line-height: 24px;}.like{float:right;width: 240px;border:1px #CCC solid;margin-top:15px;}.like .list li{clear:both;overflow:hidden;}.like .list .cutline{float:left;width:200px;border: 1px #ccc solid; margin:10px 20px;}.like img{width:90px;float:left;margin-left:10px;margin-bottom:20px;}.like .list .t-head{float:left;margin:5px 10px 10px;width:220px;font-size:15px;}.like .list .price{color:red;margin:10px 10px;float:left;font-size:16px;}.like .btn{background:#5db95b; float:left; width:70px;height:30px;margin:25px 15px 0; border-radius:6px;text-align:center;line-height:30px;color:white}