@charset "utf-8";
/*主导航菜单 2017.11.2*/
.MenuList_f1, .MenuList_f1>ul {/* height: 100%;*/ background: #fff; width: 100%; }
.MenuList_f1>ul>li { margin-top: 11%;/* margin-left: 2.3vw; */ }
.MenuList_f1>ul>li a { display:inline-block; vertical-align:top; text-transform: capitalize; }
.MenuList_f1>ul>li a span { display: inline-block; vertical-align: middle; line-height: 1.5; }/*针对换行*/
.MenuList_f1>ul>li>:first-child { text-align: center; font-weight: normal; display: block; position: relative; z-index: 1; font-size: 16px; color: #404040; }
.MenuList_f1>ul>li:hover>:first-child, .MenuList_f1>ul>li>:first-child.on { color: #ed6d00; }
.MenuList_f1>ul>li>:nth-child(2) { display: none; opacity: 0; height: 0; overflow: hidden; line-height: 80px; background: #FFF; background: rgba(255,255,255,0.96); left: 0; z-index: 2; position: absolute; width: 100%; }
.MenuList_f1>ul>li:hover>:nth-child(2) { transition: 0.3s ease 0s; /*display: block;*/ height: 80px; opacity: 1; }/*css鼠标触发效果，如用JS-hover 可删除*/
.MenuList_f1>ul>li ul li { max-width: none; float: none; margin-left: 80px; width: auto; padding: 0px; display: inline-block; }
.MenuList_f1>ul>li ul li a { text-transform: capitalize; width: 100%; overflow: hidden; display: block; color: #555; text-align: center; text-decoration: none; font-size: 14px; font-weight: normal; }
.MenuList_f1>ul>li ul li a:hover { color: #ed1b24; }
.MenuList_f1>ul>li>:first-child:after {/* transition: 0.3s ease 0s; content: ''; z-index: -1; bottom: 0; left: 0; background: #ed1b24; height: 0; width: 100%; position: absolute; */ }
.MenuList_f1>ul>li:hover>:first-child:after, .MenuList_f1>ul>li>:first-child.on:after { /*height: 100% !important; left: 0 !important; */ }
/*汉堡菜单PC*/
/*.test .menu-icon span:after { transform: rotateZ(-45deg); }
.test .menu-icon span:before { transform: rotateZ(45deg); }
.test .menu-icon span { background: transparent !important; }
.test .menu-icon span:before, .test .menu-icon span:after { bottom: 0 !important; top: 0 !important; }
.menu-icon span, .menu-icon span:before, .menu-icon span:after { transition: 0.3s ease 0s; display: inline-block; height: 2px; background: #fff; content: ''; width: 26px; }
.menu-icon span:before, .menu-icon span:after { position: absolute; left: 0; }
.menu-icon span:before { top: -8px; }
.menu-icon span:after { bottom: -8px; }
.menu-icon span { position: relative; margin: 0 auto; }
.menu-i { cursor: pointer; background: #70321b; overflow: hidden; width: 60px; height: 60px; line-height: 55px; float: right; text-align: center; border-radius: 50%; }
.menu-i1 { transition: 0.3s ease 0.8s; opacity: 1; right: 0; }*/
/*---导航end------------------------------------------------------------------------------------------------------------------------*/
/*公用 class*/
.w-93 { width: 93%; margin: 0 auto; }
.w-86 { width: 86%; margin: 0 auto; }
.m-720 { overflow: hidden; }
.BannerShow_b1, .BannerShow_b1 img, .BannerShow_b1 .swiper-container { width: 100%; height: 100%; }
.page-box { /* font-size: 16px; */ /* line-height: 1.7; */ width: 86%; /* color: #666; */ margin-left: auto; background: #f6f6f6; }
/*--公用 class end-----------------------------------------*/
/*menu-box*/
.menu-box { width: 100%; top: 4%; position: fixed; left: 0; z-index: 2; }
.logo+div { height: 100%; text-align: right; width: 100%; }
.logo+div>.dis-m { box-shadow: 0 0 12px 0 rgba(0,0,0,0.1); height: 100%; width: 14%; position: fixed; left: 0; top: 0; background: #fff; }
/*--menu-box end-----------------*/

/*logo*/
.menu-box>div { height: 100%; }
.logo { width: 14.5%; height: 100%; display: none; }
.logo a { display: inline-block; vertical-align: middle; }
.logo img { width: 100%; }
.logo1 a { display: block; width: 90%; margin: 0 auto; }
/*--logo end------------------------------------------*/

/*language*/
.language_box { }
.language_box a { font-family: "微软雅黑", Microsoft YaHei; height: 36px; font-size: 14px; display: inline-block; color: #fff; text-transform: uppercase; text-align: center; width: 40px; line-height: 36px; box-sizing: border-box; background: #004ea2; }
.language_box a:hover {background: #ed6d00; }
.language_box a.on { /*background: #ed1b24; color: #fff;*/ }
.language_box a:first-child { /*margin-left: 0;*/ }
/*--language end----------*/

/*banner 点*/
.BannerShow_b1 .swiper-pagination-bullet { width: 40px; background: #fff; height: 4px; vertical-align: bottom; opacity: 0.4; border-radius: 0; }
.BannerShow_b1 .swiper-container-horizontal>.swiper-pagination-bullets { width: 84%; bottom: 8.5%; left: 7%; text-align: right; }
.BannerShow_b1 .swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet { margin: 0 7.5px; }
.BannerShow_b1 .swiper-pagination-bullet-active { background: #fff; opacity: 1; }
/*.ResTitle_a4*/
.p-banner { position: relative; }
.ResTitle_a4 { width: 86%; text-transform: uppercase; position: absolute; left: 7%; bottom: 14%; color: #fff; }
.ResTitle_a4 span { display: block; font-size: 40px; font-weight: bold; }
.ResTitle_a4 br { display: none; }
.ResTitle_a4 em { font-size: 46px; display: block; }
/*全站*/
.p-menu .menu-box { position: absolute; }
.MenuList_f1>ul>li:first-child { display: none; }
.MenuList_f1>ul>li:nth-child(2) { margin-top: 0; }
.MenuList_f1 { width: 86%; padding-top: 11%; margin: 11% auto 0; border-top: 1px solid #dcdcdc; }
.ewm img { width: 46.9%; display: inline-block; vertical-align: top; }
.ewm p img { vertical-align: text-bottom; margin-right: 5px; width: 24px; }
.ewm { text-align: center; margin-top: 22%; }
.ewm p { margin-top: 10px; font-size: 16px; }
.logo+div>.dis-m:before { display: inline-block; vertical-align: middle; content: ''; width: 0; height: 100%; margin-left: -5px; }
.logo+div>.dis-m .dis-m { width: 100%; }
/**/
.body { background: url(/images/bg1.jpg) no-repeat fixed; background-size: auto 145%; background-position: right top; /*transition: background-position 1s linear 0s;*/ }
#dowebok { width: 86%; margin-left: auto; }

.section { background: #fff; overflow: hidden; }
/*s2*/
.s2 { height: 100%; width: 86%; margin: 0 auto; }
.s2-1 { width: 40%; }
.s2-2 { margin: 0 2.9%; width: 48%; }
.s2-3 { width: 18%; }
.ResTitle_a1 { z-index: 1; position: relative;  }
.ResTitle_a1 span { display: block; color: #ed6d00; font-size: 2vw; font-weight: bold; }
.ResTitle_a1 em { text-transform: uppercase; left:0; top: -70%; position: absolute; font-size: 2.7vw; z-index: -1; color: #999999;  font-weight: bold;}
.ResTitle_a1 br { display: none; }
.ResTitle_a1:after { content: ''; width: 60px; background: #ed6d00; display: block; height: 4px; margin-top: 1vw; }
.s2-1 p { color: #fff; font-size: 14px; line-height: 2; -webkit-line-clamp: 4; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; max-height: 112px; margin: 2.5vw 0; }
.i-a { letter-spacing: 1px; font-family: "微软雅黑", Microsoft YaHei; border-radius: 50%; width: 32px; height: 32px; border: 1px solid #878787; display: block; line-height: 32px; text-align: center; color: #878787; font-weight: bold; }
.i-a:hover { background: #004ea2; color: #fff; border-color: #fff; }
/*.s2-1 li a, .s4-ul li a,*/.u li a { color: #fff; font-size: 14px; display: inline-block; vertical-align: top; text-transform:capitalize; }
/*.s2-1 ul, .s4-ul,*/.u { margin-top: 5.5vw; position: relative; border-top: 1px solid #aaa; padding-top: 15px; display: inline-block; vertical-align: top; width: 100%; }
/*.s2-1 li, .s4-ul li,*/.u li { float: left; width: 33.33333%; text-align: center; }
/*.s2-1 li.on a, .s4-ul li.on a,*/.u li.on a { color: #ed6d00; }
.s2-3 dt:before { display: block; content: ''; height: 14px; width: 1px; background: #d2d2d2; margin: 0 auto; margin-bottom: 15px; margin-top: 5px; }
.s2-3 dl:first-child { border-top: 1px solid #d2d2d2; }
.s2-3 dt { font-size: 16px; color: #333; }
.s2-3 dl { padding: 1.5vw 0; border-bottom: 1px solid #d2d2d2; text-align: center; }
.s2-3 dd { font-size: 2.6vw; color: #ed6d00; font-family: "微软雅黑"; }
.move { transition: 0.3s linear 0s; left: 0; width: 20px; height: 3px; position: absolute; background: #ed6d00; top: -2px; }
/*s3*/
.s3>.dis-m { width: 100%; }
.s3 { margin: 0 auto; width: 86%; height: 100%; }
.s3 .pronav{ width: 100%; overflow: hidden;}
.s3 .pronav li{ float: left; border: 1px solid #fff; width: 48%; line-height: 40px; text-align: center; margin: 0 0.9% 1%; box-sizing: border-box;}
.s3 .pronav li a{ color: #fff;}
.s3 .pronav li:hover{ border: #ED6D00 1px solid; background: #ED6D00;}

.s3 .L { width: 27%; }
.s3 .L p { font-size: 24px; margin: 12% 0; color: #fff; font-weight: bold; line-height: 40px; }
.s3 .R { margin-left: 3.5%; width: 69%; overflow: hidden; height: 460px;}
.s3 .R ul {  width: 100%;height: 460px; overflow: hidden;position: relative;}
/* .s3 .R li:first-child { margin-left: 0; } */
.s3 .R li { margin-left: 1.1%; width:380px;  display: inline-block;}
.s3 .R a { box-sizing: border-box; display: block; padding: 10px; background: #fff; box-shadow: 0 0 10px 0 rgba(0,0,0,0.1); }
.s3 .R i { display: block; border: 1px solid #d8d8d8; overflow: hidden; box-sizing: border-box; position: relative; padding-bottom:100%;}
.s3 .R img { width: 100%; transition: 0.5s linear 0s; height: 100%; position: absolute; }
.s3 .R p { word-break: break-all; line-height: 24px; width: 59%; font-size: 14px; color: #555; margin: 15px auto 5px; text-align: center; overflow: hidden; height: 48px; -webkit-line-clamp: 2; -webkit-box-orient: vertical; display: -webkit-box; }/*s4*/
.s4>.dis-m { width: 100%; }
.i-news { height: 46.8vh; margin-top: 2vw; }
.s4, .s5 { margin-left: 7%; height: 100%; }
.s4-ul { margin-top: 1.8vw; width: 25%; }
/* .section:nth-child(4) { background: url(/images/bg4.jpg) no-repeat bottom right; background-size: 100% 100%; } */
/* .s3 .R li:hover a { transform: translateY(-30px); box-shadow: 0 0 30px 0 rgba(0,0,0,0.1); } */
/*s5*/
.s5>.dis-m { width: 100%; }
.s5 .TR li p { width: calc(100% - 40px); }
.s5 .T { overflow: hidden; margin-top: 4.5vw; }
.s5 .TL { width: 42%; height: 43.75vh; }
.s5 .map_a1 { border: none; height: 100%; }
.s5 .TR { width: 54%; margin-left: 4%; height: 100%; }
.s5 h1 b { font-size: 26px; color: #fff; font-weight: bold; display: block; }
.s5 h1 span { font-size: 12px; color: #fff; display: block; text-transform: uppercase; }
.s5 h1 { font-size:0; padding-bottom: 3.5%; font-weight: normal; display: inline-block; vertical-align: top; border-bottom: 1px solid #d2d2d2; }
.s5 h1 p { margin-left: 10px; }
.s5 .TR li:first-child { margin-top: 0; }
.s5 .TR li { margin-top: 2%; }
.s5 .TR li b { font-family: "微软雅黑"; font-size: 25px; font-weight: bold; }
.s5 .TR li i { margin-right: 15px; width: 18px; }
.s5 .TR li { font-size: 18px; color: #fff; }
.s5 .TR ul { margin: 5% 0; }
.a i:after, .a i:before { transition: 0.3s linear 0s; content: ''; display: inline-block; vertical-align: middle; }
.a i:after { border-style: solid; border-color: transparent transparent transparent #d2d2d2; border-width: 4px 0 3px 4px; }
.a i:before { width: 30px; height: 1px; background: #d2d2d2; }
.a { transition: 0.3s linear 0s; z-index: 1; border: 1px solid #d2d2d2; position: relative; display: inline-block; font-size: 16px; color: #555; height: 50px; line-height: 50px; }
.a span { text-transform:uppercase; border-right: 1px solid #fff; position: relative; padding: 0 45px; display: inline-block; vertical-align: top; color: #fff; }
.a i { padding: 0 20px; vertical-align: top; display: inline-block; }
.a:before, .a:after { z-index: -1; content: ''; position: absolute; width: 0; height: 0; box-sizing: border-box; opacity: 0; }
.a:before { top: -1px; border-top: 1px solid #ed6d00; left: -1px; border-right: 1px solid #ed6d00; transition: height 0.3s linear 0.6s, width 0.3s linear 0.9s, opacity 0s linear 1.2s; }
.a:after { bottom: -1px; border-bottom: 1px solid #ed6d00; right: -1px; border-left: 1px solid #ed6d00; transition: height 0.3s linear 0s, width 0.3s linear 0.3s, opacity 0s linear 0.6s; }
.a span:after { transition: 0.5s linear 0.5s; content: ''; position: absolute; right: -1px; height: 0; top: 0; width: 1px; background: #ed6d00; }
.a:hover { color: #ed6d00; }
.a:hover i:before { background: #ed6d00; width: 55px; }
.a:hover i:after { border-color: transparent transparent transparent #ed6d00; }
.a:hover:before, .a:hover:after { width: calc(100% + 2px); height: calc(100% + 2px); opacity: 1; }
.a:hover:before { transition: width 0.3s linear 0s, height 0.3s linear 0.3s; }
.a:hover:after { transition: width 0.3s linear 0.6s, height 0.3s linear 0.9s; }
.a:hover span:after { height: 100%; transition: 0.5s linear 0.2s; }
/*footer*/
.i-f .w-90 { margin-left: 6.6%; width: 90%; }
.i-f { background: #004ea2; width: 100%; left: 0; position: absolute; bottom: 0; }
.footer { overflow: hidden; background: #004ea2; padding: 25px 0; font-size: 14px; color: #fff; }
.footer .BL { float: left; }
.footer .BL span, .footer .BL img { display: inline-block; vertical-align: top; }
.footer .BR { float: right; }
/*page*/
.i-f.page-f { position: static; }
.p-section { overflow:hidden; margin: 0 auto; width: 89%; margin-bottom: 6%; padding: 5% 5.5%; background: #fff; font-size: 14px; color: #555; line-height: 2; }
.p-padding { padding: 5% 0 0 0; width: 100%; background: #fff; padding-bottom: 0; }/*nav*/
.p-padding01 { padding: 5% 0 5% 0; width: 100%; background: #fff;  }
.tleft{ width: 46%; padding: 50px; box-sizing: border-box; float: left; height: 550px; background: #EFEFEF;}
.tright{ width: 54%; float: right;}
#nav-bg { position: absolute; height: 100%; background: #004ea2; transition: 0.5s cubic-bezier(0.21, 0.8, 0.31, 1.21) 0s; top: 0; z-index: -1; }
.NavList_a1 { position: relative; margin: 2.5% 0 4.5%; background: #e7e7e7; z-index: 1; }
.NavList_a1 ul { overflow: hidden; }
.NavList_a1 li { float: left; width: auto; }
.NavList_a1 li a { text-transform:capitalize; padding: 0 26px; height: 50px; line-height: 50px; display: block; text-align: center; color: #333; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.NavList_a1 li:first-child a { margin-left: 0; }
.NavList_a1 li a.on { color: #fff; }
/*rid-46*/
.rid-46 .TR { width: 49.6%; margin-left: 3.5%; }
.rid-46 .T, .rid-46 .M { width: 89%; margin: 0 auto; }
.rid-46 .M { margin: 2.5% auto; font-size: 14px; color: #555; line-height: 30px; }
.rid-46 .TL { width: 46%; }
.rid-46 strong { font-size: 20px; color: #333; font-weight: bold; display: block; margin-bottom: 5%; }
.rid-46 .TL p { font-size: 14px; color: #555; line-height: 30px; }
.rid-46 .B { overflow: hidden; }
.rid-46 .B img { width: 50%; float: left; }
/*rid48*/
.rid-48 .L strong { display: block; font-size: 20px; color: #004ea2; line-height: 36px; padding-bottom: 20px; border-bottom: 1px solid #ececec; }
.rid-48 .T { overflow: hidden; }
.rid-48 .L { width: 32%; display: inline-block; vertical-align: top; }
.rid-48 .L li { margin-top: 4.5%; }
.rid-48 .L b { font-size: 14px; color: #555; font-weight: bold; }
.rid-48 .L span { font-size: 14px; color: #555; margin-left: 10px; }
.rid-48 .R { width: 59.9%; display: inline-block; vertical-align: top; margin-left: 8%; }
/*rid-49*/
.rid-49 .PhotoList_i1 a:before, .rid-57 .PhotoList_i1 a:before { content: ''; display: inline-block; vertical-align: middle; width: 0; height: 100%; }
.rid-49 .PhotoList_i1 span, .rid-57 .PhotoList_i1 span { border-top: 1px solid #eee; }
.rid-49 .PhotoList_i1 img, .rid-57 .PhotoList_i1 img { height: auto; max-height: 80%; max-width: 90%; }
.rid-49 .PhotoList_i1 span, .rid-57 .PhotoList_i1 span { width: 80%; }
/*rid55*/
.rid-55 .T .R { width: 61.5%; float: left; margin-left: 4%; }
.rid-55 .T .L { float: left; width: 34.5%; }
.rid-55 .T p { font-size: 14px; color: #555; line-height: 30px; }
.rid-55 .T strong { display: block; margin-bottom: 6%; font-size: 24px; color: #004ea2; }
.rid-55 .T { overflow: hidden; }
/*rid60*/
.rid-60 .T { font-size: 14px; color: #555; line-height: 30px; }
.rid-60 .L { font-size: 14px; vertical-align: top; display: inline-block; width: 48%; color: #555; }
.rid-60 strong { display: block; font-size: 24px; margin-bottom: 3%; color: #004ea2; }
.rid-60 li { margin-top: 2.5%; background: #efefef; line-height: 24px; padding: 5px 30px 5px 10px; border-right: 6px solid #ddd; }
.rid-60 i { width: 23px; }
.rid-60 span { width: calc(100% - 33px); margin-left: 10px; }
.rid-60 .R { width: 45%; display: inline-block; vertical-align: top; margin-left: 6%; }
.rid-60 strong:nth-of-type(2) { margin-top: 4%; }
/*rid58*/
.rid-58 img, .rid-59 img { width: 100%; margin: 0 auto; }
/*rid60*/
.rid-61 ul { display: flex; }
.rid-61 dl { font-size: 16px; padding: 0 7%; margin-top: 6%; line-height:1.5; margin-bottom:6%; }
.rid-61 li:nth-child(3n+1) { margin-left: 0; }
.rid-61 dt { word-break: break-word;width: calc(100% - 55px); display: inline-block; vertical-align: top; }
.rid-61 dd { font-weight: bold; display: inline-block; vertical-align: top; }
.rid-61 li { margin-left: 2%; box-sizing: border-box; background: #f9f9f9; width: 32%; border-bottom: 5px solid #eee; display: inline-block; vertical-align: top;}
.rid-61 { line-height: normal; }
.rid-61 h3 {word-break: break-word; padding: 5% 7%; background: #004ea2; color: #fff; font-size: 20px; font-weight: bold; }
/*pro*/
.p-section.pro { padding: 0; width: 100%; background: none; }
.prodduct li { margin-bottom: 3%; transition: 0.3s ease 0s; margin-left: 1.4%; font-size: 14px; padding: 15px; box-sizing: border-box; display: inline-block; width: 32%; text-align: center; vertical-align: top; color: #555; line-height: 24px; background: #fff; }
.prodduct i:first-child { overflow: hidden; line-height: normal; display: block; position: relative; border: 1px solid #d8d8d8; max-height: 320px; height: 17vw; box-sizing: border-box; }
.prodduct i:first-child:before { margin-left: -5px; display: inline-block; height: 100%; content: ''; vertical-align: middle; width: 0; }
.prodduct i:first-child>img,.prodduct i a>img { transition: 0.5s linear 0s; width: 100%; display: inline-block; vertical-align: middle; }
.prodduct i b { transition:0.3s ease 0s; transform: translateY(100%); opacity: 0; padding: 7% 0; display: block; position: absolute; width: 100%; left: 0; bottom: 0; background: #ed6d00; text-align: center; line-height: normal; }
.prodduct a img { display: inline-block; vertical-align: middle; width: 18px; }
.prodduct div>a { display: -webkit-box; width: 55%; margin: 5% auto 0; -webkit-line-clamp: 2; overflow: hidden; -webkit-box-orient: vertical; }
.prodduct li:nth-child(4n+1) { margin-left: 0; }
.prodduct li:hover img { transform: scale(1.1); }
.prodduct li:hover { box-shadow: 0 0 30px 0 rgba(0,0,0,0.1); }
.prodduct li:hover i b { transform: translateY(0); opacity: 1; }
.prodduct div>a:hover, .book a:hover { color: #ed6d00; }
/*book*/
.book i:last-child { opacity: 0; position: absolute; width: 100%; height: 0; background: rgba(237,109,0,.9); bottom: 0; left: 0; transition: 0.3s ease 0s; overflow: hidden; }
.book i:first-child img { width: 75%; max-height: 88%; }
.book i:last-child img { width: 46px; }
.book i:first-child { border: none; background: #d0d0d0; }
.book div { position: relative; }
.book a:hover i:last-child { height: 100%; opacity: 1; }
.book p { margin: 5% auto 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 18px; }
.book li:hover i:last-child img { transform: scale(1); }

/*table*/
.firstRow {
    background: #ddd;
}
tbody {
    background: #f5f5f5;
}


#pbpage_46 {width: 86%;margin: 0 auto;}
#pbpage_46 .TR { width: 49.6%; margin-left: 3.5%; }
#pbpage_46 .T, #pbpage_46 .M { width: 89%; margin: 0 auto; }
#pbpage_46 .M { margin: 2.5% auto; font-size: 14px; color: #555; line-height: 30px; }
#pbpage_46 .TL { width: 46%; }
#pbpage_46 strong { font-size: 20px; color: #333; font-weight: bold; display: block; margin-bottom: 5%; }
#pbpage_46 .TL p { font-size: 14px; color: #555; line-height: 30px; }
#pbpage_46 .B { overflow: hidden; }
#pbpage_46 .B img { width: 50%; float: left; }

#pbpage_48 {width: 95%;margin: 0 auto;}
#pbpage_48 .L strong { display: block; font-size: 20px; color: #004ea2; line-height: 36px; padding-bottom: 20px;border-bottom: 1px solid #ececec;}
#pbpage_48 .L li strong{font-size: 14px;color: #555;font-weight: bold;border-bottom: 0px;display: inline-block;}
#pbpage_48 .T { overflow: hidden; }
#pbpage_48 .L { width: 32%; display: inline-block; vertical-align: top; }
#pbpage_48 .L li { margin-top: 4.5%;}
#pbpage_48 .L b { font-size: 14px; color: #555; font-weight: bold; }
#pbpage_48 .L span { font-size: 14px; color: #555; margin-left: 10px; }
#pbpage_48 .R { width: 59.9%; display: inline-block; vertical-align: top; margin-left: 8%; }

#pbpage_58 img, #pbpage_59 img {width: 100%;margin: 0 auto;}

.setion1{ background: url(../images/bj1.jpg) no-repeat; }
.setion2{background: url(../images/bj2.jpg) no-repeat;}
.setion3{background: url(../images/bj3.gif) no-repeat; background-size: cover;}
.setion4{background: url(../images/bj4.gif) no-repeat; background-size: cover;}