.header {
	/* position: fixed; */
	top: 0;
	left: 0;
	right: 0;
	z-index: 9;
	background:transparent ;
	border:none;
	z-index:999;
}
.header .logo_pane{
	background:url("../images/logo.png")/*tpa=./images/logo.png*/ center center no-repeat;
}
.nav_fix_top{
	background: #fff;
	border-bottom:1px solid #e5e5e5;
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
}
.nav_fix_top .logo_pane{
	background:url("../images/logo.png")/*tpa=./images/logo.png*/ center center no-repeat;
}
li {
	float: left;
	padding: 0 22px;
	position: relative;
}

li.active:after {
	position: absolute;
	bottom: 16px;
	width: 30px;
	left: 50%;
	-webkit-transform: translateX(-50%);
	transform: translateX(-50%);
	height: 2px;
	background: #f5823d;
	content: ""
}

.login_pane a {
	padding: 0 12px;
}
.form-group{
	margin-bottom:15px;
}
.form-group label{
	float:left;
	width:150px;
	text-align:right;
	padding:10px 0;
    margin-bottom: 0;
    font-size: inherit;
    
}
.submit{
	    display: inline-block;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    padding: 10px 20px;
    font-size: 1rem;
    border-radius:4px;
		background: #f5823d;
		border:1px solid  #f5823d;
		color:#fff;
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}
.form-control{
	display: block;
	    width: 100%;
	    padding: .375rem .75rem;
	    font-size: 1rem;
	    line-height: 1.5;
	    color: #495057;
	    background-color: #fff;
	    background-clip: padding-box;
	    border: 1px solid #ced4da;
	    border-radius: .25rem;
	    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}
.form-group .col-sm-11{
	margin-left:160px;
}
.main-contai {
	margin-bottom: 5px;
}

.main-contai .title {
	position: relative;
	color: #333;
	font-size: 36px;
	text-align: center;
	font-weight: normal;
	font-stretch: normal;
	letter-spacing: 0px;
	margin-bottom:85px;
}

.main-contai .title:after {
	position: absolute;
	bottom: -24px;
	width: 60px;
	left: 50%;
	-webkit-transform: translateX(-50%);
	transform: translateX(-50%);
	height: 6px;
	background: #f5823d;
	content: ""
}
/* banner */
.main_1{
	position: relative;
	overflow: hidden;
	height:350px;
}
.banner_content {
	position: absolute;
	top:50%;
	left: 50%;
	-webkit-transform: translate(-50%,-50%);
	transform: translate(-50%,-50%);
	width:438px;
	z-index:8;
}
.banner_title{
	font-size: 48px;
}
.little_banner{
	font-size:26px;
	line-height:70px;
}
/* 联系我们 */
.contact_title {
	width: 100%;
	height: 400px;
	margin-top: 70px;
}

.contact_title li {
	list-style: none;
	width: 380px;
	height: 400px;
	float: left;
	margin-right: 30px;
	border: solid 1px #e1e1e1;
	border-radius: 4px;
}

.contact_title li:last-child {
	margin-right: 0;
}

.contact_title li img {
	position: absolute;
	width: 53px;
	height: 52px;
	margin: 81px 163.5px 267px 163.5px;
}

.contact_title li p {
	position: absolute;
	width: 80px;
	margin-left: 150px;
	height: 21px;
	font-family: MicrosoftYaHei;
	font-size: 20px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 34px;
	letter-spacing: 0px;
	margin-top: 163px;
	color: #333333;
}

.contact_title .content {
	width: 211px;
	margin-left: 84.5px;
	height: 72px;
	font-family: MicrosoftYaHei;
	font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 34px;
	letter-spacing: 0px;
	text-align: center;
	color: #666666;
	margin-top: 243px;
}

.contact_map {
	width: 100%;
	height: 548px;
	margin-top: 70px;
	margin-bottom: 70px;
	background-image: url("../images/map.png")/*tpa=./images/map.png*/;
	background-size: 100%;
}

.contact_map a {
	display: block;
	width: 100%;
	height: 100%;
}
/* 产品分析 */
.product-li{
	display: flex;
	-webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
	justify-content: space-between;
}
.product-li li{
	box-shadow: 0px 0px 26.7px 0.3px 
		rgba(86, 86, 86, 0.08);
	border-radius: 12px;
	padding:55px 45px 70px;
	text-align: center;
	height:520px;
}
.product-li li h5{
	font-size: 28px;
	color: #000;
	line-height:60px;
	font-weight: normal;
	
}
.product-li li span{
	font-size: 16px;
	color:#333;
	position: relative;
}
.product-li li span:after{
	position: absolute;
	bottom: -13px;
	width: 80px;
	left: 50%;
	-webkit-transform: translateX(-50%);
	transform: translateX(-50%);
	height: 5px;
	background: #ff7e00;
	content: ""
}
.product-li li p{
	font-size:16px;
	color:#666;
	line-height:28px;
	margin-top:46px;
}
/* 专业方案 */
.case_container{
	margin-bottom:30px;
	position:relative;
}
.case_container::after{
	content: '';
	display: table;
	clear:both;
}
.case_container>img{
	width:28%;
	float:left;
}
.case_r{
	text-align:right;
}
.content_r,.content_l{
	padding:60px 60px;
	width: 70%;
  margin-left: 30%;
	background-color:#fff;
	box-shadow:0px 0px 26.7px 0.3px 	rgba(86, 86, 86, 0.08);
	text-align:left;
	height:290px;
}
span.orange{
	color:#ff7e00;
	display: block;
}
.content_r h5,.content_l h5{
	color: #2b2b2b;
	font-size: 24px;
	margin-bottom:25px;
	font-weight: normal;
}
.content_r div,.content_l div{
	font-size:15px;
	color:#666;
	line-height: 24px;
}
.content_r div b,.content_l div b{
	color: #ff7e00;
  display: block;
}
.content_r div a,.content_l div a{
	display: block;
	margin-top:25px;
	text-align: center;
	width:180px;
	height:40px;
	border-radius: 20px;
	line-height: 38px;
	border:1px solid #ff7e00;
	color:#ff7e00;
	font-size:15px;
}
.content_r div a:hover,.content_l div a:hover{
	background: #FF7E00;
	color:#fff;
}

/* 关于我们 */
.about_container{
	position:relative;
	height:600px;
}
.about_content{
	position:absolute;
	top:80px;
	left:0;
	right:0;
}
.about_intro{
	text-align:center;
	font-size:17px;
	line-height:38px;
	color:#666;
}
.about_list{
	width:650px;
	margin:0 auto;
	display: flex;
	-webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
	justify-content: space-between;
	text-align:center;
	color:#333;
	font-size:19px;
}
/* 首页底部 */
footer {
	background-color: #333231;
	padding-top: 30px;
	padding-bottom: 20px;
	color: #fff;
}

footer .row>div {
	padding-left: 0;
	padding-right: 0
}

footer .row .footer-nav {
	text-align: left
}

footer .row .footer-nav dd {
	font-size: 16px;
	color: #fff;
	letter-spacing: 0.13px;
	margin-bottom: 20px
}

footer .row .footer-nav dd>a {
	text-decoration: none;
	font-size: 14px;
	color: #999
}

footer .row .footer-nav dd>a img {
	vertical-align: middle;
	margin-right: 5px
}

footer .row .qr-code {
	text-align: center
}

footer .row .qr-code img {
	margin-bottom: 15px
}
footer .row .qr-code p {
	margin-bottom: 12px;
	color: #fff;
	font-size: 14px
}
.footer-nav .dl{
	float:left;
	width:25%;
}
footer .footer-nav dd {
    font-size: 16px;
    color: #FFFFFF;
    letter-spacing: 0.13px;
    margin-bottom: 20px;
}
footer .footer-nav dd a{
	font-size:14px;
}
.copyright {
	padding: 30px 0;
	background-color: #333231;
	text-align: center;
	border-top: 1px solid #666;
	color:#666;
	font-size:14px;
	line-height: 28px;
}


.footer-nav{
	float:left;
	width:83.33%;
}
.qr-code{
	float:left;
	width:16.67%;
}