/*body {font-family: "微软雅黑","Helvetica Neue", Helvetica, Arial, sans-serif;overflow-x: hidden; margin:0; background:#fff;}
p{ margin:0; padding:0;}
*{font-family: "微软雅黑","Helvetica Neue", Helvetica, Arial, sans-serif;}
.container-slide{ overflow: hidden;}
a,a:hover{ text-decoration:none;}
.form-control{border-radius:0;}
ul{ list-style:none;}
dl,dt,dd,h2,form,ul,li,p,img, span, h1,h3,h4,h5,h6{margin:0; padding:0;}
a {color:#4f4f4f;text-decoration:none;margin:0;}
a:hover {color:#1996d5;text-decoration:none;}
a img {border:0;}
ul{list-style-type:none;}	

.container {margin:0 auto;}
@media (max-width:767px){.container{padding:0px 15px;}}
@media (min-width:768px){.container{width:750px}}
@media (min-width:992px){.container{width:970px}}
@media (min-width:1230px){.container{width:1200px}}
*/

/*--banner--*/
.banner img{ max-width:100%;}
.three_box{ overflow:hidden; padding:25px 0;}
.three_box li{ float:left; width:33%; text-align:center; border-left:1px solid #ccc;}
.three_box img{ width:66px; height:65px; margin-bottom:18px;}
.three_box p{ font-size:18px; color:#2d2d2d; line-height:22px;}
.three_box span{ color:#2d2d2d; font-size:12px; display:block;}
.bj_img{ background:url(../images/bj.jpg) no-repeat; width:100%; height:auto;}
.four_box {margin-left: -12px; margin-right: -12px; overflow: hidden;padding:0; padding-top:145px;}
.four_box li{ float: left; width: 25%; text-align:center;}
.four_box li .four{ padding:0 12px;}
.four_box li .four div{ background: url(../images/bj2.png); padding-top:90px; padding-bottom:70px;}
.four_box li p{ font-size:26px; color:#292929; padding-top:60px;}
.four_box li img{ max-width:100%;}
.four_box li .four div:hover{ background: url(../images/bj02.png);}
.four_img{ background:url(../images/four.png); width:170px; height:150px; display:block; margin:0 auto;}
.four_img2{ background:url(../images/four.png) -177px 0px;}
.four_img3{ background:url(../images/four.png) -356px 0px;}
.four_img4{ background:url(../images/four.png) -532px 0px;}
.four_box li .four div:hover .four_img{ background:url(../images/four.png) 0px 150px;}
.four_box li .four div:hover .four_img2{ background:url(../images/four.png) -177px 150px;}
.four_box li .four div:hover .four_img3{ background:url(../images/four.png) -356px 150px;}
.four_box li .four div:hover .four_img4{ background:url(../images/four.png) -532px 150px;}
.four_box li .four div:hover p{ color:#fff;}
.about_box{ background:#fbfafa; height:447px; margin-top:200px; position:relative;}
.about_img{ position:absolute; left:-22px;}
.about_con{ width:233px; margin-left:294px;}
.about_con h2{ font-size:20px; color:#4d4d4d; font-weight:normal; text-align:center; border-bottom:2px solid #4d4d4d; padding-bottom:15px; padding-top:70px;}
.about_con p{ font-size:16px; line-height:35px; color:#757575; padding:0 18px; padding-top:20px;}
.video{ position:absolute; right:0; top:0;}
@media (max-width:1199px){
	.about_box{ margin-top:100px;}
	.about_img{ display:none;}
	.about_con{ width: 264px;margin-left:38px;}
}
@media (max-width:991px){
	.three_box p{ font-size:14px;}
	.three_box span{ display:none;}
	.four_img{ zoom:0.5;-moz-transform:scale(0.5);}
	.four_box li p{ font-size:16px; padding-top:30px;}
	.four_box li .four div{ padding:60px 0;}
	.about_con{ margin-left:20px; width:233px;}
	.about_con p{padding:0 9px;padding-top:20px;}
	.video{ right:40px; top:97px; zoom:0.7;-moz-transform:scale(0.7);}
	@-moz-document url-prefix() { .video{ right:-60px; top:-5px;} } 
}
@media (max-width:767px){
	.three_box img{ width:35px; height:35px; margin-bottom:5px;}
	.four_box li{ width:50%; margin-bottom:24px;}
	.four_box{ padding-top:60px;}
	.about_box{ margin-top:50px; height:auto; padding-bottom:40px;}
	.about_con{ width:auto; padding:0 15px;margin-left:0;}
	.about_con h2{ padding-top:30px;}
	.video{ zoom:normal;-moz-transform:scale(normal);top:0; position:inherit; left:0; text-align:center; margin-top:20px;}
	.video img{ max-width:100%;}
	.three_box li{ border:none;}
}
@media (max-width:400px){
	.four_box li{ width:100%;}
	.about_box{ margin-top:10px;}
}
.advantage{ margin-top:60px;}
.advantage ul{padding:0;}
.advantage_tit{ border-bottom:1px solid #ff820c; padding-bottom:15px; text-align:center; margin-bottom:20px;}
.advantage_tit img{ max-width:100%;}
.advantage_img{ left:0; top:50%; margin-top:-72px; position:absolute;}
.advantage_con{ padding-left:170px;}
.advantage li{ border-bottom:1px dashed #e1e1e1; overflow:hidden; padding:45px 0; position:relative;}
.advantage_con h2{ font-weight:normal; color:#ff820c; font-size:20px; padding-bottom:15px; margin-top:10px;}
.advantage_con p{ font-size:16px; color:#757575; line-height:30px;}
.model{ margin-bottom:50px;}
.model img{ max-width:100%; margin-top:15px;}
.exhibition_box {margin-left: -10px; margin-right: -10px; overflow: hidden; margin-bottom:30px; margin-top:46px;padding:0;}
.exhibition_box li{ float: left; width: 50%; text-align:center; margin-bottom:20px;}
.exhibition_box li .adv{ padding:0 10px;}
.exhibition_box li .adv div{ position:relative;}
.exhibition_box img{ max-width:100%; display:block; margin:0 auto;}
.exhibition_box p{ position:absolute;margin:0;color:#fff; left:0; right:0; bottom:0; background:url(../images/bj3.png); padding:13px 0; font-size:18px;}
@media (max-width:767px){
	.advantage_tit{ padding-left:20px; padding-right:20px;}
    .advantage_img img{ width:65px;}
	.advantage_con{ padding-left:80px;}
	.advantage_img{ margin-top:-30px;}
	.exhibition_box li{ width:100%;}
}
.case_box{ position:relative;}
.case_img{ position:absolute; left:-352px;}
.case_img img{ display:block;}
.case_con{ padding-left:630px; height:516px;}
.case_con h2{ font-size:18px; color:#4d4d4d; padding-top:20px; font-weight:normal; text-align:center; border-bottom:2px solid #4d4d4d; padding-bottom:15px;}
.case_con p{ font-size:16px; line-height:35px; color:#353535; padding-top:20px; margin-bottom:15px;}
.case_con span{ display:block; font-size:16px; color:#676767; line-height:35px; background:url(../images/yuan.png) 0 15px no-repeat; padding-left:20px; margin-left:5px;}
.case_img2{position:absolute;  right:-368px;}
.case_con2{ padding-left:0; width:525px; padding-top:20px;}
@media (max-width:1229px){
	.case_con h2{ padding-top:0;}
	.case_con span{ font-size:14px;}
	.case_img{ position:inherit; left:0;}
	.case_img2{ position:inherit; left:0;}
	.case_con{ padding-left:0; height:auto; margin:25px 0;}
	.case_con2{ width:auto; padding-top:0;}
	.case_box img{ max-width:100%;}
}

/*
.foot_box{ border-top:2px solid #ff820c; height:540px; margin-top:50px; background:url(../images/foot.png) no-repeat top;}
.con_box{ padding-top:60px;}
.con_box p{ font-size:16px; color:#676767; line-height:35px;}
.ewm{ position:absolute; right:0; top:60px;}
.ewm img{ padding-right:10px;}
.ewm_box{ padding-left:30px;}
.copyright{ text-align:center; border-top:1px solid #ccc; margin-top:150px; color:#676767; padding-top:40px; width:988px;}
.top_but{ position: absolute; left:50%;}
@media (max-width:1230px){
	.foot_box{ background:#f5f5f5; height: auto; padding-bottom:50px;}
	.copyright{ width:auto; margin-top:80px;}
}
@media (max-width:991px){
	.ewm{ display:none;}
}
@media (max-width:767px){
	.copyright{ margin-top:20px; padding-top:20px;}
	.con_box{ padding-top:20px;}
	.foot_box{ padding-bottom:20px; margin-top:20px;}
	.top_but{ display:none;}
}
.three_box p{ padding:0 10px;}
*/

.video-wrap{width:600px;max-width:100%;margin:0 auto;}
.video-cont{height:0;padding-bottom:74.5%;position:relative;}
.video-cont .my-video-dimensions{position:absolute;top:0;left:0;width:100%;height:100%;}