li{
    list-style: none;
}
a{
    text-decoration: none;color: #666;
}

/**************/
.box{
   
}
.datuhezi{
    width: 100%;height: auto;overflow: hidden;
}
.top-img{
    width: 100%;height: auto;font-size: 0;position: relative;
}
.activeimg{
    overflow: hidden;height: 300px;position: relative;
}
.top-img .activeimg img{
    width: 350px;height: 300px;float:left;
}
.top-img .left{
    width: 80px;height: 300px;background: rgba(0,0,0,0.4);position: absolute;left: 0;top: 0;text-align: center;line-height: 300px;
    cursor: pointer;
}
.top-img .right{
    width: 80px;height: 300px;background: rgba(0,0,0,0.4);position: absolute;left:420px;top: 0;text-align: center;line-height: 300px;
    cursor: pointer;
}
.top-img .left:hover,.top-img .right:hover{
    background: rgba(0,0,0,0.5);
}

.bot-img{
    height: 90px;margin-top: 15px
}
.bot-img ul{
    width: 100%;height: 100px; padding:0;
}
.bot-img ul li{
    width: 90px;margin-right: 10px;float: left;border: 1px solid #fff;cursor: pointer;font-size: 0;
}
.bot-img ul li.active{
    border: 1px solid #ff6600;
}
.bot-img ul li img{
    width: 100%;
}
.bot-img ul li:last-child{
    margin-right: 0;
}



/*产品选项卡部分*/




 .tab{ width:100%;
 height: auto;
 }
 .xuanxiangka1{ width:100%; height:60px} 
 .xuanxiangka1 ul{ width:100%; height:60px; padding:0} 
 .xuanxiangka1 li{
	 list-style:none;
 width: 25%; height:100%;
 text-decoration: none;
 font-size:18px;
 margin:0 4.1%;
 float:left;
    line-height: 60px;
 }

 .xuanxiangka1{ width:100%; height:auto;}
 .act{border-bottom:3px solid #0CF;}

.daxuanxiangka{    border: 2px solid #d3d3d5;
    border-radius: 25px 25px 15px 15px;}