.w1200 {
    width: 1200px;
    margin: 0 auto;
    position: relative;
}
.category{
	border-bottom: #ccc 1px solid;
}
.content{
	margin-top: 30px;
}
.case_box {
   /* background: url(../images/case_bg.jpg) no-repeat center top; */
    height: 2150px;
}
.case_box h3 {
    color: #007AFF;
    font-size: 36px;
    font-weight: normal;
    
    padding-top: 80px;
    padding-bottom: 60px;
    text-align: center;
}
.case_box .category ul {
    padding-left: 50px;
    padding-bottom: 40px;
    display: block;
    height: auto;
    overflow: hidden;
}
.case_box .category ul li {
    float: left;
    font-size: 20px;
    text-align: center;
    width: 215px;
    height: 58px;
    line-height: 58px;
    color: #939aac;
    border-radius: 5px;
    cursor: pointer;
	background-color: #f2f2f2;
	margin: 5px 15px;
}
.case_box .category ul li.active {
    color: #fff;
    background: #4f77fc;
}

.case_box .content .cont {
    height: 650px;
    display: none;
}
.case_box .content .cont.active {
    display: block;
    
}

.tupianzs{
	width: 290px;
	height: 280px;
	margin: 10px 5px;
	border: 1px solid #eee;
	/* box-shadow: 0 0 2px #ddd; */
	text-align: center;
	float: left;
	
}
.tupianzs:hover{
	box-shadow: 0 0 8px #ddd;
}
.imgs{
	width: 100%;
	height: 200px;
	overflow: hidden;
}
.imgs>img{
	width: 100%;
}
.tupianzs>a>h4{
	font-weight: normal;
	font-size: 19px;
	/* bottom: 16px; */
	color: #000000;
	margin: 18px 0 4px 0;
	
}
.tupianzs>a>span{
	font-size:16px;
	color: #000;
	/* margin-top:0px; */
}
.tupianzs>a:hover{
	text-decoration: none;
}
.tupianzs>a>h4>span{
	font-size:12px;
}
.tupianzs>a>span>span{
	font-size:11px;
}