.floor_1{height: auto;overflow: hidden;width:1100px;margin:0 auto;}

.floor_1 .w1000 ul{width:1100px;height:400px;  }
.floor_1 .w1000 ul li {float: left;margin-right: 22px;margin-top: 22px; width: 250px;height: 330px;border:1px solid #6693f2;background: #fff;}
.floor_1 .w1000 ul li img{display: block;}
.floor_1 .w1000 ul li p{font-size: 18px;color: #000;text-align: center;margin-top: 20px;}
.floor_1 .w1000 ul li span{font-size: 14px;color: #909090;display: block;margin:10px 10px 0 10px; line-height: 22px;text-align:left;}
.floor_1 .w1000 ul li .no1{height: 205px; display: block;margin-top: 1px; background: url(/res/redcome2007/structure/15110427.jpg)center top no-repeat;}
.floor_1 .w1000 ul li .no2{height: 205px; display: block;margin-top: 1px; background: url(/res/redcome2007/structure/15110428.jpg)center top no-repeat;}
.floor_1 .w1000 ul li .no3{height: 205px; display: block;margin-top: 1px; background: url(/res/redcome2007/structure/15110429.jpg)center top no-repeat;}
.floor_1 .w1000 ul li .no4{height: 205px; display: block;margin-top: 1px; background: url(/res/redcome2007/structure/15110430.jpg)center top no-repeat;}


.floor_1 .w1000 ul li:hover .no1{background: url(/res/redcome2007/structure/15110431.jpg)center top no-repeat;}
.floor_1 .w1000 ul li:hover{background:#2D8CDC}
.floor_1 .w1000 ul li:hover p{color: #fff;}
.floor_1 .w1000 ul li:hover span{color: #fff;}
.floor_1 .w1000 ul li:hover .no2{background: url(/res/redcome2007/structure/15110432.jpg)center top  no-repeat;}
.floor_1 .w1000 ul li:hover .no3{background: url(/res/redcome2007/structure/15110433.jpg)center top  no-repeat;}
.floor_1 .w1000 ul li:hover .no4{background: url(/res/redcome2007/structure/15110434.jpg)center top  no-repeat;}