#header{
	/*background: url(../../img/solution/header-bg/4.png) no-repeat center;*/
	height: 498px;
	width: 100%;
	min-width: 1130px;
}
.wf1{
    background: url(../../img/solution/wifi-jz1.png) center no-repeat;
    width: 100%;
    height: 100px;
    display: block;
}
.wf2{
    background: url(../../img/solution/wifi-jz2.png) center no-repeat;
    width: 100%;
    height: 100px;
    display: block;
}
.wf3{
    background: url(../../img/solution/wifi-jz3.png) center no-repeat;
    width: 100%;
    height: 100px;
    display: block;
}
.wf4{
    background: url(../../img/solution/wifi-jz4.png) center no-repeat;
    width: 100%;
    height: 100px;
    display: block;
}