@media screen and (max-width: 576px){
    .mb-banner-bg{
        background-position: -68px top;
    }
}
@media screen and (max-width: 768px){

	header, .header{
		display: none;
	}

	.nav-box.moble {
		display: block;
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		z-index: 999;
	}
	.nav-box {
		width: 100%;
		height: auto;
		padding: 5px 10px;
		background: #FFFFFF;
		display: block;
	}
	.nav-box h1 {
		padding: 0;
		display: block;
		height: 100%;
	}
	.nav-box h1 a{
		display: block;
		height: 100%;
	}
	.nav-box .nav {
		position: fixed;
		top: 0;
		left: 0;
		padding: 0 20px;
		padding-top: 50px;
		box-sizing: border-box;
		width: 100%;
		height: 100%;
		background: rgba(0, 0, 0, 0.8);
		display: none;
	}

	.nav-box .caidan {
    float: right;
    width: 40px;
    /* margin-top: 5px; */
	}

	.yd-cd {
	display: none;
	position: fixed;
	top: 0;
	bottom: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, .8);
	left: 0;
	right: 0;
	z-index: 1000;
	overflow: hidden;
	padding: 25px 30px 30px;
	}

	.yd-cd .guanbi {
		margin-bottom: 60px;
	}

	.yd-cd .guanbi div {
		line-height: 25px;
	}

	.yd-cd .guanbi div a:first-child {
		color: #2F92D3;
	}

	.yd-cd .guanbi div a:last-child {
		color: #B3BBCC;
	}

	.yd-cd .guanbi div i {
		color: #FFFFFF;
		margin: 0 10px
	}

	.yd-cd .guanbi img {
		width: 25px;
		float: right;
	}

.head_ul .nav {
	width: 100%;
	height: auto;
	display: none;
	padding: 0;
	background: none;
	position: static;
}

.head_ul li {
	float: none;
	height: auto;
	margin: 0;
	width: 100%;
	position: relative;
}

.head_ul li>a {
	text-align: left;
	display: block;
	width: 100%;
	padding-bottom: 0;
	height: 50px;
	line-height: 50px;
	color: #fff;
	padding-right: 50px;
	position: relative;
	border-bottom: 1px solid rgba(255, 255, 255, .6);
}

.head_ul li.active {
	border: none;
}

.head_ul li .a_xiala {
	display: block;
	position: absolute;
	right: 0;
	top: 0;
	width: 50px;
	height: 50px;
	background: url(../../images/images/xia123.png) center no-repeat;
	background-size: 50%;
	z-index: 2000;
}

.head_ul li .a_xiala.a_xiala2 {
	background: url(../../images/images/shang123.png) center no-repeat;
	background-size: 50%;
}

.head_ul .nav .nav_left {
	height: auto;
	border: none;
	margin-left: 20px;
	line-height: 33px;
	text-align: left;
	text-indent: 12px;
}

.head_ul .nav .nav_left div div {
	padding-left: 25px;
}

.head_ul .nav .nav_left a {
	font-size: 14px;
	display: block;
	float: none;
	color: #999;
	border-bottom: 1px solid rgba(255, 255, 255, .6);
	margin: 0;
}

.head_ul .nav .nav_left a:last-child {
	border-bottom: none;
}

.clearfix:after {
    content: " ";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
    overflow: hidden;
}


/* banner */
	.wapper {
		width: 100%;
		padding-left: 15px;
		padding-right: 15px;
	}
	.mt50{
		margin-top: 50px;
	}

	.wxtop .fixbox{
		height: 50%;
	}
	.wxtop .wxcon div{
		width: 100%;
	}
	.wxtop .wxcon h2{
		font-size: 28px;
	}
	.wxtop .wxcon p{
		font-size: 18px;
	}




	.title-hd h2{
		font-size: 24px;
		line-height: 60px;
	}
	.title-hd p{
		font-size: 16px;
		line-height: 24px;
	}


/* 我们的服务 */

.severbox{
		padding-top: 20px;
		padding-bottom: 40px;
	}
	.severbox .title-hd{
		padding: 0 15px;
	}
	.severbox .sevlist{
		margin-top: 20px;
	}
	.severbox .sevlist li{
		width: 100%;
		margin: 0;
		margin-bottom: 20px;
	}
	.severbox .sevlist li .con p:nth-child(2){
		padding-top: 0;
	}
.severbox .sevlist li .con p:nth-child(1):hover img{
		transform: scale(1.1);
	}

	.severbox .sevlist li:hover .modal a {
		transform: translateY(-50%);
		transition-delay: 0.2s;
	}

.severbox .sevlist li:nth-child(1){
		animation-delay: 0.3s;
	}
	.severbox .sevlist li:nth-child(2){
		animation-delay: 1.5s;
	}
	.severbox .sevlist li:nth-child(3){
		animation-delay: .9s;
	}

.severbox{
		padding-bottom: 40px;
		overflow: hidden;
	}
	.severbox .sevlist{
		margin-top:10px;
	}
	.sevlist .swiper-container{
		width: 100%;
		margin:0;
	}
	.sevlist .swiper-slide{
		width: 100%;
		padding:0;
	}
	.sevlist .li{
		width: 176%;
		margin-left:-38%;
	}
	.sevlist .swiper-slide-active .li{
		margin-left:-38%;
	}
	.sevlist .swiper-slide-next .li{
		margin-left:48%;
	}
	.sevlist .swiper-slide-prev .li{
		margin-left:-124%;
	}






/* 案例展示 */
	.sevcase{
		padding: 40px 0;
	}
	.sevcase ul {
	    margin: 30px 0 30px;
	}
	.sevcase ul li{
		width: 100%;
		margin-left: 0;
	}


/* 服务流程 */

.webhert{
		height: 430px;
	}

.webhert .wapper .tt{
		padding-top: 50px;
		font-size: 28px;
	}
	.webhert .wapper ul li{
		width: 50%;
	}

	.webhert .wapper ul{
		position: relative;
		height: auto;
		padding: 0;
		margin-top: 50px;
	}
	.webhert .wapper ul li{
		width: 46%;
		margin: 15px 2% 0;
		height: 110px;
		border-left: 0 !important;
		border-right: 0;
	}
	.webhert .wapper ul li .con{
		position: relative;
		top: 0;
		background: rgba(0,0,0,0.3);
		padding: 20px 10px 10px 30px;
		height: 100%;
	}
	.webhert .wapper ul li .word{
		display: none;
	}
	.webhert .wapper ul li .tt1 img{
		height: 30px;
	}
	.webhert .wapper ul li .line{
		margin: 12px 0;
	}
	.webhert .wapper ul li .wd{
		font-size: 12px;
	}
.webhert .wapper ul li:hover .con{
		 top: 270px;
		 animation-delay: 1s;
	}
	.webhert .wapper ul li:hover .line{
		transform: translateY(47px);
	}
	.webhert .wapper ul li:hover .wd{
		transform: translateY(-33px);
	}
	.webhert .wapper ul li:hover .word{
		opacity: 1;
		transform: translateY(0);
		animation-delay: .8s;
	}
	.webhert .wapper ul li:hover .modal{
		opacity: 1;
		transform: translateY(0);
		animation-delay: .3s;
	}



/* 联系我们 */
.webhz .wapper{
		padding: 0;
	}
	.webhz .wapper>img{
		height: 260px;
		display: block;
		object-fit: cover;
	}
	.webhz .wapper .con p:nth-child(2){
		font-size: 16px;
		margin: 10px 0;
	}
	.webhz .wapper .con p:nth-child(3){
		margin-bottom: 15px;
		font-size: 12px;
	}
	.webhz{
		padding: 0;
	}
	.webhz .wapper .con p:nth-child(4) span{
		height: 40px;
		line-height: 40px;
	}
	.webhz .wapper .con{
		width: 100%;
	}


/* footer */
	.footer .top{
		text-align: center;
		padding: 30px 0 20px;
	}
	.footer .top .fl{
		display: inline-block;
		float: none;
		margin-bottom: 15px;
	}
	.footer .top .fr{
		display: inline-block;
		float: none;
	}
	.footer .top h2{
		margin-bottom: 20px;
	}
	.footer .top p{
		margin-bottom: 10px;
	}
	.footer .top p img{
		width: 120px;
	}
	.footer .bottom{
		padding: 15px 0;
		line-height: 30px;
	}
	.footer .bottom .fl{
		float: none;
		text-align: center;
		width: 100%;
	}
	.footer .bottom .fl a{
		font-size: 12px;
	}
	.footer .bottom .fr{
		float: none;
		text-align: center;
		width: 100%;
		font-size: 12px;
	}




}