@media (max-width: 992px){
    .nav{display: none!important;}
	/* 显示移动端导航 */
	.nav_phone{
		display: block!important;
	}
	.section1 h1{
		font-size: 28px!important;
		line-height: 40px!important; 
		margin: 15px 0!important;
	}
	.section1 p{
		margin-bottom: 15px!important;
	}
	.section2 h1{
		margin: 15px 0 50px 0!important;
		font-size: 28px;
	}
	.section2 .rzrs{
		flex-wrap: wrap;
	}
	.section2 .rzrs .zi{
		font-size: 20px!important;
		margin-bottom: 20px;
	}
	.section3 .phone_width{
		width: 20%!important;
	}
	/* 联系我们二维码 */
	.section4 .ly_left img{
		margin-top: 70px;
		width: 200px!important;
		height: 200px!important;
	}
	.section4 .ipt{
		width: 100%!important;
	}
	
}
@media (max-width: 400px){
	
}
/* 导航 */
.nav_phone{
	position: fixed;
	top: 0px;
	z-index: 9;
	transition: 1s;
	width: 100%;
	display: none;
}
.nav_phone img{
	padding: 5px 20px;
}
.nav_phone .nav_phone_right{
	padding: 5px 20px;
	font-weight: 600;
	color: #fff;
	font-size: 20px;
	transition: 1s;
}
.phone_navlist{
	text-align: center;
	background-color: #fff;
	padding: 5px 0;
	display: none;
}
.phone_navlist a{
	color: #333;
}
.phone_navlist .pd{
	padding: 8px 0;
	height: auto;
}