/*------------【index】------------*/
.cont_1{
     float: left;
     width: 1200px;
     margin-top:30px;
     overflow: hidden;
 }
.cont_1 ul li{
    background-repeat: no-repeat;
    float: left;
    width: 211px;
    height: 259px;
    cursor: default;
}
.cont_1 li a:hover{
	float:left;
	display:block;
	cursor:pointer; 
	}
.cont_1 li:hover{
	cursor:pointer; 
	}
.cont_1 ul li.active{
    width: 565px;
}