.top{
	min-width: 1080px;
	height: 500px;
	padding-top: 130px;
	background: url('../imgs/bg-header.png') no-repeat center;
	background-size: cover;
	position: relative;
}
.top .tit{
	line-height: 60px;
	font-size: 48px;
	color: #fff;
	font-weight: bolder;
	text-align: center;
}
.top .desc{
	margin-top: 10px;
	line-height: 40px;
	font-size: 30px;
	color: #fff;
	text-align: center;
}
.top .info{
	position: absolute;
	width: 100%;
	bottom: 0;
	left: 0;
	padding: 20px 0;
	background-color: rgba(0, 0, 0, 0.4);
}
.top .info p{
	width: 890px;
	margin: 0 auto;
	line-height: 30px;
	font-size: 20px;
	color: #fff;
	text-align: justify;
}

.list{
	width: 1110px;
	margin: 60px auto;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
}
.list .item{
	box-sizing: border-box;
	width: 554px;
	height: 454px;
	background-image: url('../imgs/img2-1.png');
	background-repeat: no-repeat;
	background-size: 100% 100%;
	padding-top: 345px;
}
.list .item2{
	background-image: url('../imgs/img2-2.png');
}
.list .item3{
	background-image: url('../imgs/img2-3.png');
}
.list .item4{
	background-image: url('../imgs/img2-4.png');
}
.list .item .name{
	text-align: center;
	line-height: 44px;
	font-size: 36px;
	color: #232323;
}
/* copy */
.copy{
  background-color: #2f2f2f;
  padding: 15px 0;
}
.copy p{
  text-align: center;
  line-height: 20px;
  color: #606060;
  font-size: 14px;
}