.title{
	width:55%;
	margin:0 auto;
	padding-top:20rem;
}

.span1{
	color: #fff;
	font-weight: bold;
	font-size: 4rem;
	display: block;
}

.span2{
	color: #fff;
	font-size: 1.5rem;
	display: block;
	margin-top: 2rem;
	width: 100%;
}

.title-box{
	width:100%;
	margin:5rem auto;
}

.title-box .content{
	width:100%;
	margin:0 auto;
	text-align: center;
}

.content .con-span1{
	text-indent: 2em;
	display: block;
	margin: 0 auto;
	line-height: 3;
	font-size: 1.5rem;
}

.product-title{
	width: 80%;
	margin: 0 auto;
}

.product-title .title-span1{
	display: block;
	width: 100%;
	font-size: 3rem;
	text-transform: uppercase;
	color: #fde100;
}

.product-title .title-span2{
	display: block;
	width: 100%;
	font-size: 2.8rem;
	color: #2eaeff;
}

.product-title2{
	width: 80%;
	margin: 6rem auto;
}

.product-title2 .title-span3{
	display: block;
	width: 100%;
	font-size: 3rem;
	text-transform: uppercase;
	color: #fde100;
}

.product-title2 .title-span4{
	display: block;
	width: 100%;
	font-size: 2.8rem;
	color: #2eaeff;
}

.video-box {
	margin-top: 4rem;
	width: 100%;
	text-align: center;
	position: relative;
	margin-bottom: 45px;
}

.video-box #product_video {
	margin-top: 14rem;
	position: relative;
	z-index: 2;
	width: 86%;
	max-width: 960px;
}

.foot-img {
	width: 75%;
	margin:8rem auto;
}

.wen-foot {
	width: 75%;
	margin: -5rem auto;
	overflow: hidden;
	margin-bottom: 2rem;
}

.wen-foot-box{
	width: 100%;
	display: inline;
	font-weight: bold;
	color: #4d4d4d;
	line-height: 30px;
	font-size: 16px;
	padding-top: 0;
	border-top: unset;
	margin-bottom: 2rem;
}
		
.suofang1{
	width:100%;
}

.suofang2{
	width:100%;
}

.suofang3{
	width:100%;
}

.suofang4{
	width:100%;
}

.suofang5{
	width:100%;
}

.suofang6{
	width:100%;
}

/*suofang*/
@media screen and (min-width: 1930px){
	.suofang1{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
	
	.suofang2{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
	
	.suofang3{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
	
	.suofang4{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
	
	.suofang5{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
	
	.suofang6{
		width:100%;
		max-width: 1200px;
		margin:0 auto;
		display: block;
	}
}

/*phone*/
@media screen and (max-width: 750px){
	.title{
		width:80%;
		margin:0 auto;
		padding-top:2rem;
	}
	
	.span1 {
	    color: #fff;
	    font-weight: bold;
	    font-size: 2rem;
	    display: block;
	}
	
	.title-box .content {
		width: 100%;
		margin: 0 auto;
		text-align: center;
	}
	
	.product-title {
	    width: 100%;
	    margin: 0 auto;
	}
	
	.video-box #product_video {
	    margin-top: 5rem;
	    position: relative;
	    z-index: 2;
	    width: 86%;
	    max-width: 960px;
	}
	
	.foot-img img{
		width:100%;
	}

	.title-box {
	    width: 100%;
	    margin: 4rem auto;
	}

	.content .con-span1 {
	    text-indent: 2em;
	    display: block;
	    margin: 0 auto;
	    line-height: 3;
	    font-size: 1.5rem;
	}

	.video-box {
	    margin-top: 0;
	    width: 100%;
	    text-align: center;
	    position: relative;
	    margin-bottom: 45px;
	}

	.foot-back2{
		margin-top: -40px;
	}
}