li:nth-child(2) span{
	display: block;
}
#ywfw{
	width: 100%;
	min-height: 700px;
	background-image: url(images/jstd.jpg);
	background-size: cover;
	background-attachment:fixed;
}
.yw-con{
	width: 1200px;
	height: 400px;
	margin: 0 auto;
	padding-top: 30%;
	opacity: 0;
	animation: ywfw 0.8s linear 0s 1 normal; 
	animation-fill-mode: forwards;
}
@keyframes ywfw{
	from{padding-top:20%; opacity: 0;}
	to{padding-top:15%; opacity: 1;}
}
.web,.mobileweb,.netplus{
	width: 400px;
	height: 200px;
	float: left;
	text-align: center;
}
.yw-text{
	padding: 5px  50px;
	color: #555;
	font-size: 14px;
	line-height: 25px;
}
.yw{
	width: 1280px;
	height: auto;
	margin: 0 auto;
	margin-top: 50px;
}
.yw-1{
	width: 100%;
	height: auto;
}
.yw-2{
	width: 100%;
	height: 300px;
	background-color: #ccc;
}
.yw-2 p{
	padding-top: 50px;
	margin: 0 auto;
	width: 1100px;
	line-height: 50px;
	font-size: 24px;
	color: #888;
	text-align: center;
}
.yw-1 h1{
	text-align: center;
	color: #888;
	line-height: 80px;
}
.yw-1 h2{
	line-height: 50px;
	text-align: center;
	color: #888;
}
.yw-1-1,.yw-1-3{
	width: 100%;
	height: 400px;
	overflow: hidden;
	background: url(images/yw-bg.png) no-repeat;
	background-size: 100%;
}
.yw-1-2,.yw-1-4{
	width: 100%;
	height: 400px;
	background-color: #fff;
	overflow: hidden;
	/*background: url(images/jstd.jpg) center center no-repeat;
	background-attachment:fixed;*/
	position: relative;
	z-index: 2;
}
.yw-img{
	margin-top: 100px;
	position: relative;
	z-index: 1;
}
.yw-1-1 .yw-img,.yw-1-3 .yw-img{
	float: left;
}
.yw-1-2 .yw-img,.yw-1-4 .yw-img{
	float: right;
}
.yw-1-1 .yw1-text,.yw-1-3 .yw1-text{
	float: right;
}
.yw-1-2 .yw1-text,.yw-1-4 .yw1-text{
	float: left;
}
.yw1-text{
	margin: 100px 50px;
	width: 700px;
	height: 240px;
}
.yw1-text p{
	width: 45%;
	padding-left: 10px;
	line-height: 50px;
	float: left;
	font-size: 20px;
	color: #888;
}
.yw1-text p:hover{
	background-color: #018CD6;
	color: #fff;
}

.footer-box p{
	width: 800px;
	margin: 0 auto;
	line-height: 100px;
	color: #fff;
}
.footer-box a,footer a:visited{
	color: #fff;
	text-decoration: none;
	clear:both;
}
.footer-box a:hover{
	text-decoration: underline;
}

.footer-box {
	position: fixed;
	left: 0;
	z-index: 999;
	bottom: 0;
	width: 100vw;
	height: 60px;
	background-color: #888;
	color: #ffffff;
	display: flex;
	align-items: center;
	justify-content: center;
}