h1{
	font-size: 32px;
	height: 100%;
	overflow: hidden;
	text-align: center;
	clear: both;
	margin-bottom: 50px;
}

h1 span{
	padding: 15px 0;
	display: inline-block;
	border-bottom: 1px solid #666;
}

#banner{
	width: 100%;
    overflow: hidden;
    position: relative;
}

#banner li{
	background-position: center center;
	background-repeat: no-repeat;
}

#banner li a{
	width: 100%;
	height: 100%;
	display: block;
}

#banner li img{
	aspect-ratio: auto 1920 / 600;
}

#category{
	width: 1200px;
	height: 100%;
	overflow: hidden;
	margin: 40px auto;
}

#category ul{
	height: 100%;
	overflow: hidden;
	display: block;
}

#category ul li{
	width: 380px;
	height: 430px;
	text-align: center;
	margin: 0 30px 30px 0;
	float: left;
	background: #404e5f;
}

#category ul li:nth-child(3n){
	margin-right: 0;
}

#category ul li:hover{
	background: #0d6cff;
}

#category ul li h2{
	color: #fff;
	font-size: 14px;
	line-height: 50px;
	display: block;	
}

#category ul li img{
	aspect-ratio: auto 380 / 380;
}

#product{
	height: 100%;
	overflow: hidden;
	clear: both;
	background: #f1f3f7;
	padding: 50px 0;
}

.product-list{
	width: 1200px;
 	height: 100%;
 	margin: 0 auto;
 	overflow: hidden;
}

.product-list ul{
	height: 100%;
	overflow: hidden;
}

.product-list ul > li{
	width: 340px;
	height: 100%;
	overflow: hidden;
	display: block;
	float: left;
	background: #fff;
	padding: 20px;
	margin: 0 30px 30px 0; 
    transition: background .2s ease;
}

.product-list ul > li:nth-child(3n) {
    margin-right: 0;
}

.product-list ul > li:hover{
	background: #e9edf3;
}

.product-image{
	width: 100%;
	height: 100%;
	overflow: hidden;
}

.product-image a {
	width: 100%;
	height: 100%;
	display: block;
	position: relative;
}

.video{
    font-size: 24px;
    color: #424c7d;
    width: 32px;
    height: 32px;
    bottom: 0;
    left: 0;
    background: #e5e9f1;
    position: absolute;
    text-align: center;
}

.product-image a img{
	width: 100%;
	height: 100%;
	display: block;
}

.product-baisc{
	height: 48px;
	padding-top: 20px;
	overflow: hidden;
}

.product-baisc h2{
	text-align: center;
	font-size: 18px;
}


/* 应用 */
#project{
	width: 1200px;
	height: 100%;	
	line-height: 28px;
	margin: 0 auto;
	overflow: hidden;
	padding: 50px 0;
}

#project h1 {
    font-size: 32px;
    text-align: center;
    clear: both;
    margin-bottom: 50px;
}

.project-brief, .project-list{
	width: 1200px;
	height: 100%;
	margin: 0 auto;
	overflow: hidden;
}

.project-list{
	margin: 40px auto 0 auto;
}

.project-list ul{
	width: 100%;
	height: 100%; 
	overflow: hidden;
}

.project-list ul li{
	width: 380px;
	height: 100%;
	overflow: hidden;
	display: block;
	float: left;
	margin: 0 30px 30px 0;
	position: relative;
}

.project-list ul li:nth-child(3n){
	margin-right: 0;
}

.project-item{
	width: 380px;
	height: 280px;
	display: block;
	position: relative;
}

.project-item img{
	width: 380px;
	height: auto;
	display: block;
}

.project-item h3{
	width: 100%;
	color: #fff;
	left: 0;
	bottom: 0;
	line-height: 40px;
	text-align: center;
	background: rgba(0,0,0,.5);
	position: absolute;
}


#about{
	height: 100%;
	overflow: hidden;
	background: #f1f3f7;
	padding: 50px 0;
}

.about-info{
	width: 1200px;
	margin: 0 auto;
	height: 100%;
	overflow: hidden;
	text-align: center;
}

.about-info ul{
	height: 100%;
	overflow: hidden;
}

.about-info li{
	font-size: 30px;
	display: inline-block;
	margin: 0 30px;
}

.about-info li:first-letter{
	color: #0d6cff;
	font-weight: bold;
}

.about-brief{
	color: #666;
	padding: 40px 0;
	line-height: 28px;
}

.about-strength dl{
	width: 300px;
	height: 100%;
	overflow: hidden;
	margin-bottom: 30px;
	display: block;
	float: left;
}

.about-strength dl dt{
	margin-bottom: 20px;
}

.about-strength dl dt i{
	font-size: 48px;
	width: 80px;
	height: 80px;
	line-height: 80px;
	text-align: center;
	border-radius: 50%;
	border: 2px solid #333;
}

.about-strength dl dt i:hover{
	color: #fff;
	background: #404e5f;
	border: 2px solid #404e5f;
}

.about-strength dl dd span{
	font-size: 50px;
	position: relative;
}

.about-strength dl dd sup{
	font-size: 12px;
	position: absolute;
	right: -30px;
	top: 10px;
}

.about-strength dl dd p{
	font-size: 20px;
	font-weight: bold;
}



#videos{
	height: 100%;
	overflow: hidden;
	padding: 50px 0;
}

.videos-list{
	width: 1200px;
	margin: 0 auto;
}

.video-item{
	width: 580px;
	float: left;
}

.video-item:first-child{
	margin-right: 40px;
}

#news{
	height: 100%;
	overflow: hidden;	
	background: #f1f3f7;
	padding: 50px 0;
}

.news-list{
	width: 1200px;
	height: 100%;
	overflow: hidden;
	margin: 0 auto;
}

.news-list ul{
	height: 100%;
	overflow: hidden;
}

.news-list ul li{
	width: 380px;
	height: 100%;
	float: left;
	margin-right: 30px;
	overflow: hidden;
}

.news-list ul li:last-child{
	margin-right: 0;
}

.news-list h2{
	text-align: center;
	margin: 20px 0;
}

.news-cover{
	width: 380px;
	height: 174px;
}

.news-cover img{
	width: 100%;
	height: auto;
}

.news-brief{
	height: 56px;
	line-height: 28px;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box; 
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    margin-bottom: 20px;
}

.news-btn{
	text-align: center;
}

.btn-reading{
	width: 180px;
    height: 38px;
    line-height: 38px;
    text-align: center;
    display: inline-block;
    border-radius: 20px;
    border: 1px solid #404e5f;
    margin: 0 auto;
}

.btn-reading:hover{
	color: #fff;
    background: #404e5f;
}


@media (max-width: 600px){
	h1{
		font-size: 2rem;
		margin-bottom: 3rem;
	}

	h1 span{
		padding: 1.2rem 0;
	}

	#banner li img{
		width: 100%;
		height: auto;
	}

	#category{
		width: auto;
		margin: 2rem auto;
	}

	#category ul{
		padding: 0 1rem;
	}

	#category ul li{
		width: 100%;
		height: auto;
		margin: 0 0 2rem 0;
	}

	#category ul li h2{
		font-size: 1.5rem;
		line-height: 4rem;
	}

	#category ul li img{
		width: 100%;
		height: auto;
	}

	#product{
		padding: 3rem 0;
	}

	.product-list{
		width: 100%;
	}

	.product-list ul{
		padding: 0 1rem;
	}

	.product-list ul > li{
	    width: auto;
		padding: 4%;
		margin: 0 0 1rem 0;
	}

	.product-image{
		width: 100%;
		height: 100%;
		overflow: hidden;
	}

	.product-baisc{
		padding-top: 1.5rem;
	}

	.product-baisc h2{
		font-size: 1.2rem;
	}

	#project{
		width: auto;
		line-height: 2rem;
		padding: 4rem 1rem;
	}

	.project-brief, .project-list{
		width: auto;
	}

	.project-list ul li{
		width: 100%;
		margin: 0 0 2rem 0;
	}

	.project-item{
		width: 100%;
		height: auto;
	}

	.project-item img{
		width: 100%;
	}

	.project-item h3{
		line-height: 3rem;
	}


	#about{
		padding: 3rem 0;
	}

	.about-info{
		width: auto;
	}

	.about-info li{
		font-size: 2rem;
		margin: 0 2rem;
	}

	.about-brief{
		padding: 3rem 1rem;
		line-height: 2rem;
	}

	.about-strength dl{
		width: 50%;
		margin-bottom: 2rem;
	}

	.about-strength dl dt{
		margin-bottom: 1.5rem;
	}

	.about-strength dl dt i{
		font-size: 4rem;
		width: 6rem;
		height: 6rem;
		line-height: 6rem;
	}

	.about-strength dl dd span{
		font-size: 3.2rem;
	}

	.about-strength dl dd sup{
		font-size: 0.8rem;
		right: -2rem;
		top: 0.8rem;
	}

	.about-strength dl dd p{
		font-size: 1rem;
	}

	#videos{
		padding: 2rem 0;
	}

	.videos-list{
		width: auto;
		padding: 0 1rem;
	}

	.video-item{
		width: 100%;
		float: left;
		margin-bottom: 1rem
	}

	.video-item:first-child{
		margin-right: 0;
	}

	#news{
		padding: 3rem 0;
	}

	.news-list{
		width: auto;
	}

	.news-list ul{
		padding: 0 1rem;
	}

	.news-list ul li{
		width: 100%;
		margin: 0 0 2rem 0;
	}

	.news-list h2{
		margin: 1.2rem 0;
	}

	.news-cover{
		width: 100%;
		height: auto;
	}

	.news-brief{
		height: 4rem;
		line-height: 2rem;
	    -webkit-line-clamp: 2;
	    margin-bottom: 1.5rem;
	}

	.btn-reading{
		width: 12rem;
	    height: 2.8rem;
	    line-height: 2.8rem;
	    border-radius: 1.4rem;
	}
}


@media (min-width: 600px) and (max-width: 960px){
	h1{
		font-size: 2rem;
		margin-bottom: 3rem;
	}

	h1 span{
		padding: 1.2rem 0;
	}

	#category{
		width: auto;
		margin: 2rem auto;
	}

	#category ul{
		padding: 0 1rem;
	}

	#category ul li{
		width: 49%;
		height: 100%;
		overflow: hidden;
		float: left;
		margin-right: 2%;
		margin-bottom: 1rem;
	}

	#category ul li:nth-child(2n){
		margin-right: 0;
	}

	#category ul li h2{
		font-size: 1.2rem;
		line-height: 4rem;
	}

	#product{
		padding: 3rem 0;
	}

	.product-list{
		width: auto;
	}

	.product-list ul{
		padding: 0 1rem;
	}

	.product-list ul > li{
		width: 45%;
		margin-right: 2%;
		margin-bottom: 1rem;		
		padding: 2%;
	}

	.product-list ul > li:nth-child(2n){
		margin-right: 0;
	}

	.product-image{
		width: 100%;
		height: 100%;
		overflow: hidden;
	}

	.product-baisc{
		padding-top: 1.5rem;
	}

	.product-baisc h2{
		font-size: 1.2rem;
	}

	#project{
		width: auto;
		line-height: 2rem;
		padding: 4rem 1rem;
	}

	.project-brief, .project-list{
		width: auto;
	}

	.project-list ul li{
		width: 49%;
		height: 100%;
		overflow: hidden;
		margin-right: 2%;
		margin-bottom: 1rem;
	}
	
	.project-list ul li:nth-child(3n){
		margin-right: 2%;
	}

	.project-list ul li:nth-child(2n), .project-list ul li:last-child{
		margin-right: 0;
	}	

	.project-item{
		width: 100%;
		height: auto;
	}

	.project-item img{
		width: 100%;
	}

	.project-item h3{
		line-height: 3rem;
	}

	.project-desc{
		padding-top: 1rem;
	}

	#about{
		padding: 3rem 0;
	}

	.about-info{
		width: auto;
	}

	.about-info li{
		font-size: 2rem;
		margin: 0 2rem;
	}

	.about-brief{
		padding: 3rem 1rem;
		line-height: 2rem;
	}

	.about-strength dl{
		width: 50%;
		margin-bottom: 2rem;
	}

	.about-strength dl dt{
		margin-bottom: 1.5rem;
	}

	.about-strength dl dt i{
		font-size: 4rem;
		width: 6rem;
		height: 6rem;
		line-height: 6rem;
	}

	.about-strength dl dd span{
		font-size: 3.5rem;
	}

	.about-strength dl dd sup{
		font-size: 0.8rem;
		right: -2rem;
		top: 0.8rem;
	}

	.about-strength dl dd p{
		font-size: 1.2rem;
	}

	#videos{
		padding: 2rem 0;
	}

	.videos-list{
		width: auto;
		padding: 0 1rem;
	}

	.videos-list iframe{
		width: 100%;
		float: left;
		margin-bottom: 1rem
	}

	.videos-list iframe:first-child{
		margin-right: 0;
	}

	#news{
		padding: 3rem 0;
	}

	.news-list{
		width: 100%;
	}

	.news-list ul{
		padding: 0 1rem;
	}

	.news-list ul li{
		width: calc(100%/2 - 1rem);
		margin-right: calc(1rem*3/2);
		margin-bottom: calc(1rem*3/2);
	}

	.news-list ul li:nth-child(2n){
		margin-right: 0;
	}

	.news-list h2{
		margin: 1.2rem 0;
	}

	.news-cover{
		width: auto;
		height: auto;
	}

	.news-brief{
		height: 4rem;
		line-height: 2rem;
	    -webkit-line-clamp: 2;
	    margin-bottom: 1.5rem;
	}

	.btn-reading{
		width: 12rem;
	    height: 2.8rem;
	    line-height: 2.8rem;
	    border-radius: 1.4rem;
	}
}