/*@font-face {
  font-family: 'iconfont';
  src: url('../font/iconfont.woff2?t=1625532141317') format('woff2'),
       url('../font/iconfont.woff?t=1625532141317') format('woff'),
       url('../font/iconfont.ttf?t=1625532141317') format('truetype');
}
.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}*/


body{
	max-width: 750px;
	margin: 0 auto;
	background-color: #fff;
	visibility: hidden;
}
.header{
	padding:10px 3%;
	/*position: relative;*/
	position:fixed;
	left:50%;
	top:0;
	margin-left:-3.75rem;
	width:7.5rem;
	max-width:100%;
    box-shadow: 0px 0px 10px 0px rgba(10, 2, 5, 0.15);
	z-index: 9999;
	background:#fff;
	box-sizing:border-box;
}
.header .logo{
	max-width:80%;
	display: block;
	height:40px;
	 object-fit: contain;}
	/*margin:0 auto;*/

}
/*
.header.fixed
{
	position: fixed;
	top: 0;
	left: 0;
}
.footer.fixed
{
	position: fixed;
	bottom: 0;
	left: 0;
}*/

/*banner*/
.banner	.slideBox{ position:relative; overflow:hidden; margin:0 auto;  max-width:100%; }
.banner	.slideBox .hd{ position:absolute; height:28px; line-height:28px; bottom:0px; right:0; z-index:1;  width:100%; text-align:center;}
.banner	.slideBox .hd li{ display:inline-block; width:8px; height:8px;  background:none; text-indent:-9999px; overflow:hidden; margin:0 6px; background:#fff; /*background:rgba(255,255,255,0.5);*/}
.banner	.slideBox .hd li.on{ /*background:rgba(255,255,255,1);*/ background:#c44a22; width:20px;  }
.banner	.slideBox .bd{ position:relative; z-index:0; }
.banner	.slideBox .bd li{ position:relative; text-align:center;  }
.banner	.slideBox .bd li img{ /*background:url(images/loading.gif) center center no-repeat;*/  vertical-align:top; width:100%;}
.banner	.slideBox .bd li a{ -webkit-tap-highlight-color:rgba(0,0,0,0);  } 
.banner	.slideBox .bd li .tit{ display:block; width:100%;  position:absolute; bottom:0; text-indent:10px; height:28px; line-height:28px; background:url(../images/tm.png) repeat; color:#fff;  text-align:left;  }


.clearfix::after { content: ""; clear: both; overflow: hidden; display: block; height: 0; visibility: hidden;}
.sl{overflow:hidden; text-overflow:ellipsis;white-space: nowrap;}
.sl2{overflow: hidden; text-overflow: ellipsis; display: box; display: -webkit-box; line-clamp: 2; -webkit-line-clamp: 2; -webkit-box-orient: vertical;}
.sl3{overflow: hidden; text-overflow: ellipsis; display: box; display: -webkit-box; line-clamp: 3; -webkit-line-clamp: 3; -webkit-box-orient: vertical;}
.sl4{overflow: hidden; text-overflow: ellipsis; display: box; display: -webkit-box; line-clamp: 4; -webkit-line-clamp: 4; -webkit-box-orient: vertical;}
.sl5{overflow: hidden; text-overflow: ellipsis; display: box; display: -webkit-box; line-clamp: 5; -webkit-line-clamp: 5; -webkit-box-orient: vertical;}
.block{ display:block;}
.fl{ float:left;}
.fr{ float:right;}

.pages { margin-top: 15px; font-size: 12px; line-height: 22px; text-align: center; }
.pages a { text-decoration: none; color: #666; background: #fff; display: inline-block; width: 30px; line-height: 30px; line-height: 30px; margin-right: 8px; font-size: 14px; color: #333333; margin-bottom:10px; border:#cccccc 1px solid;}
.pages a.active { background: #c44a22; border:#c44a22 1px solid; color: #fff }
.pages a:hover {  background: #c44a22; border:#c44a22 1px solid; color: #fff; text-decoration: none;  }
.pages a.wz{ display: inline-block; width: 30px; line-height: 30px; line-height: 30px; font-family: "宋体"; font-weight: bold;}



.hamburger {
		display: block;
	width: 28px;
	height: 18px;
	padding: 11px;
	position: absolute;
	top: 50%;margin-top: -20px;
	right: 3%;

  display: inline-block;
  cursor: pointer;
  transition-property: opacity, filter;
  transition-duration: 0.15s;
  transition-timing-function: linear;
  font: inherit;
  color: inherit;
  text-transform: none;
  background-color: transparent;
  border: 0;
  overflow: visible; }
  .hamburger:hover {
    opacity: 0.7; }

.hamburger-box {
  width: 30px;
  height: 24px;
  display: inline-block;
  position: relative; }

.hamburger-inner {
  display: block;
  top: 50%;
  margin-top: -2px; }
  .hamburger-inner, .hamburger-inner::before, .hamburger-inner::after {
    width: 30px;
    height: 2px;
    background-color: #c44a22;
    border-radius: 4px;
    position: absolute;
    transition-property: transform;
    transition-duration: 0.15s;
    transition-timing-function: ease; }
  .hamburger-inner::before, .hamburger-inner::after {
    content: "";
    display: block; }
  .hamburger-inner::before {
    top: -10px; }
  .hamburger-inner::after {
    bottom: -10px; }

.hamburger--slider .hamburger-inner {
  top: 8px; }
  .hamburger--slider .hamburger-inner::before {
    top: 10px;
    transition-property: transform, opacity;
    transition-timing-function: ease;
    transition-duration: 0.15s; }
  .hamburger--slider .hamburger-inner::after {
    top: 20px; }

.hamburger--slider.is-active .hamburger-inner {
  transform: translate3d(0, 10px, 0) rotate(45deg); }
  .hamburger--slider.is-active .hamburger-inner::before {
    transform: rotate(-45deg) translate3d(-5.71429px, -6px, 0);
    opacity: 0; }
  .hamburger--slider.is-active .hamburger-inner::after {
    transform: translate3d(0, -20px, 0) rotate(-90deg); }


/*首页*/
.i_title1{ text-align:center; height:30px; line-height:30px; font-size:18px; color:#333333; font-weight:bold;}
.i_title1 img{ height:24px; position:relative; top:6px;}
.i_title1 .i_hr{ display:inline-block; width:30px; height:1px; background:#d8cbc7; position:relative; top:-6px;}
.i_d1_list li{ float:left; width:31.33%; border:#d8cbc7 1px solid; margin:10px 1%; box-sizing:border-box;}
.i_d1_list li a{ display:block; width:100%; padding-top:10px;}
.i_d1_list li:nth-child(3n+1){ margin-left: 0;}
.i_d1_list li .ico{ width:60px; height:60px; line-height:60px; text-align:center; background:#faf1ee; border-radius:50%; margin:0 auto;}
.i_d1_list li .ico img{ vertical-align:middle; height:30px;}
.i_d1_list li .txt1{ font-size:16px; color:#c44a22; font-weight:bold; line-height:30px; text-align:center; margin-top:10px;}
.i_d1_list li .txt2{ font-size:12px; color:#666666; line-height:20px; height:40px; text-align:center; text-transform:uppercase; overflow:hidden; margin-bottom:10px;}
/*.i_d1_list li:hover a{ background:#c44a22;}
.i_d1_list li:hover .ico{ background:#fff;}
.i_d1_list li:hover .txt1{ color:#fff;}
.i_d1_list li:hover .txt2{ color:#fff;}*/

.i_title2 .title1{ font-size:16px; color:#0f0502; line-height:30px; text-align:center; position:relative;}
.i_title2 .title1 span{ font-family:Arial; font-size:20px; color:#c44a22; font-weight:bold;}
.i_title2 a.more{ display:block; position:absolute; right:0; bottom:0; line-height:30px; font-size:12px; color:#c44a22;}
.i_title2 .i_hr{ height:5px; position:relative; margin-top:5px; margin-bottom:5px;}
.i_title2 .i_hr:before { content: ""; position: absolute; left: 0; top:2px; width: 100%; height: 1px; background: #d8cbc7;}
.i_title2 .i_hr:after { content: ""; position: absolute; left: 50%; top:0px; width: 50px; margin-left:-25px; height: 5px; background: #c44a22;}
.i_title2 .i_hr_sort{ width:106px; margin:0 auto;}
.i_title2 .title2{ font-size:14px; color:#999999; line-height:25px; text-align:center;}

.i_d2{background:url(../images/i_d2_bg.jpg) no-repeat; background-size:cover; padding-top:40px; padding-bottom:40px;}
.i_d2_list li{ float:left; width:50%; padding:10px 5px; box-sizing:border-box;}
.i_d2_list li .ico{ width:80px; height:80px; line-height:80px; text-align:center; background:#fff; border-radius:50%; margin:0 auto; box-shadow: 5px 5px 10px 0px rgba(0, 0, 0, 0.1);}
.i_d2_list li .ico img{ max-width:30px; max-height:80px; vertical-align:middle;}
.i_d2_list li .txt1{ font-size:14px; color:#333333; line-height:30px; font-weight:bold; text-align:center; margin-top:10px;}
.i_d2_list li .txt2{ font-size:14px; color:#c44a22; line-height:25px; text-align:center;}
.i_d2_list li .txt3{ font-size:14px; color:#666666; line-height:25px; text-align:center;}
.i_d2_list li:hover .ico img{ transform: rotateY(360deg);}

.i_d3{ background:#efefef;}
.i_d3_nav_box{ float:left; width:32%; margin-left:2%; position:relative; z-index:2;}
.i_d3_nav_box.noml{ margin-left:0;}
.i_d3_nav_box .title{ font-size:14px; color:#333333; line-height:35px; height:35px; position:relative; padding-left:5px; background:url(../images/i_d3_l_ico.png) #fff right 2px center no-repeat;}
.i_d3_nav_box .i_d3_nav{ position:absolute; left:0; top:35px; width:100%; background:#fff; display:none; padding:5px 0;}
.i_d3_nav_box:hover .i_d3_nav{ display:block;}
.i_d3_nav_box .i_d3_nav li{ font-size:14px; color:#666666; line-height:30px; text-align:center;}

.i_d3_r{}
.i_d3_r_list1 li img{ display:block; width:100%; height:3.58rem; object-fit: cover;}
.i_d3_r_list1 li .txt{ background:#fff; padding:0 20px; line-height:40px; height:40px; font-size:14px; color:#333333;}

.i_d3_r_c2{ padding:0 34px; position:relative; margin-top:8px;}
.i_d3_r_c2-prev{ position:absolute; left:0; top:0; width:24px; height:1.0rem; line-height:1.0rem; text-align:center; background:#606060; font-size:16px; color:#fff; font-family:"宋体"; cursor:pointer;}
.i_d3_r_c2-prev:hover{ background:#d58c74;}
.i_d3_r_c2-next{ position:absolute; right:0; top:0; width:24px; height:1.0rem; line-height:1.0rem; text-align:center; background:#606060; font-size:16px; color:#fff; font-family:"宋体"; cursor:pointer;}
.i_d3_r_c2-next:hover{ background:#d58c74;}
.i_d3_r_list2 li img{ display:block; width:100%; height:1.0rem; object-fit: cover; cursor:pointer;}
.i_d3_r_list2 li.swiper-slide-thumb-active img{ opacity:0.5;}

.i_d4_nav{}
.i_d4_nav a{ float:left; display:block; width:31.33%; height:40px; line-height:40px; text-align:center; background:#838383; font-size:14px; color:#ffffff; margin:5px 1%; padding:0 5px; box-sizing:border-box;}
.i_d4_nav a.on{ background:#c44a22;}

.i_d4_lsit li{ float:left; position:relative;}
.i_d4_lsit li:nth-child(1){ width:100%;}
.i_d4_lsit li:nth-child(1) img{ display:block; width:100%; height:4.2rem; object-fit: cover;}
.i_d4_lsit li:nth-child(2){ width:49%; margin-top:10px;}
.i_d4_lsit li:nth-child(2) img{ display:block; width:100%; height:2.4rem; object-fit: cover;}
.i_d4_lsit li:nth-child(3){ width:49%; margin-top:10px; margin-left:2%;}
.i_d4_lsit li:nth-child(3) img{ display:block; width:100%; height:2.4rem; object-fit: cover;}
.i_d4_lsit li .txt{ position:absolute; left:0; bottom:0; width:100%; height:30px; line-height:30px; background:rgba(0,0,0,0.6); font-size:14px; color:#fff; text-align:center;}


.i_d6_title{ background:url(../images/i_d6_title_ico.png) center no-repeat; background-size:auto 36px; height:36px; line-height:36px; text-align:center; font-size:16px; color:#c44a22;}
.i_d6_list li{ float:left; width:33.33%; position:relative; margin-top:10px;}
.i_d6_list li:after { content: ""; position: absolute; left: 0; top:27px; width: 30px; margin-left:-14px; height: 6px; background:url(../images/i_d6_ico.png) center no-repeat; background-size:auto 6px;}
.i_d6_list li:nth-child(1):after { display:none;}
.i_d6_list li:nth-child(4){ margin-left:16%;}
.i_d6_list li .ico{ width:100%; height:60px; margin:0 auto; transition:all 0.3s; background-size:auto 60px !important;}
.i_d6_list li .txt1{ font-size:16px; color:#333333; line-height:30px; text-align:center; margin-top:12px;}
.i_d6_list li .txt2{ font-size:14px; color:#666666; line-height:25px; text-align:center; padding:0 5px; height:50px; overflow:hidden;}
.i_d6_list li .ico1{background:url(../images/i_d6_ico1.png) center no-repeat;}
.i_d6_list li .ico2{background:url(../images/i_d6_ico2.png) center no-repeat;}
.i_d6_list li .ico3{background:url(../images/i_d6_ico3.png) center no-repeat;}
.i_d6_list li .ico4{background:url(../images/i_d6_ico4.png) center no-repeat;}
.i_d6_list li .ico5{background:url(../images/i_d6_ico5.png) center no-repeat;}
.i_d6_list li:hover .ico1{background:url(../images/i_d6_ico1_on.png) center no-repeat;}
.i_d6_list li:hover .ico2{background:url(../images/i_d6_ico2_on.png) center no-repeat;}
.i_d6_list li:hover .ico3{background:url(../images/i_d6_ico3_on.png) center no-repeat;}
.i_d6_list li:hover .ico4{background:url(../images/i_d6_ico4_on.png) center no-repeat;}
.i_d6_list li:hover .ico5{background:url(../images/i_d6_ico5_on.png) center no-repeat;}

.i_d7_l{ width:100%; position:relative; background:#000;}
.i_d7_l video{ width:100%; height:4.2rem;}
.i_d7_l .video_bt{ position:absolute; left:50%; top:50%; width:50px; margin-left:-25px; margin-top:-25px; cursor:pointer;}

.i_d7_r{}
.i_d7_title{ padding:15px 0;}
.i_d7_title .title1{ font-size:18px; color:#0f0502; line-height:30px; font-weight:bold; text-align:center;}
.i_d7_title .title2{ font-size:12px; color:#999999; line-height:20px; text-transform:uppercase; text-align:center;}
.i_d7_content{ font-size:14px; color:#666666; line-height:25px;}
a.i_d7_more{ display:block; width:100px; height:40px; background:#c44a22; font-size:14px; color:#fefefe; line-height:40px; text-align:center; margin:20px auto 0 auto;}


.i_d7_box{ position:relative;}
.i_d7_list li img{ width:100%; height:2.05rem; object-fit: cover;}
.i_d7-prev{ position:absolute; left:0; top:50%; width:30px; height:50px; line-height:50px; margin-top:-25px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; z-index:2; cursor:pointer;}
.i_d7-next{ position:absolute; right:0; top:50%; width:30px; height:50px; line-height:50px; margin-top:-25px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; z-index:2; cursor:pointer;}

.i_d7_xx_l{}
.i_d7_xx_l .txt{ float:left; width:44%; border-right:#c44a22 2px solid;}
.i_d7_xx_l .txt1{ font-size:16px; line-height:30px; color:#0f0502; font-weight:bold;}
.i_d7_xx_l .txt2{ font-size:14px; line-height:30px; color:#666666;}
.i_d7_xx_l .txt3{ float:right; width:52%; font-size:14px; line-height:25px; color:#c44a22; margin-top:10px;}

.i_d7_xx_list{}
.i_d7_xx_list li{ float:left; width:25%; padding-left:5px; box-sizing:border-box;}
.i_d7_xx_list li .txt1{ font-size:16px; color:#0f0502; font-weight:bold; line-height:30px;}
.i_d7_xx_list li .txt2{ font-size:14px; color:#0f0502; line-height:20px;}

.i_d8{ background:#efefef;}
.i_d8_list li{ float:left; width:49%; background:#fff; margin-left:2%; margin-top:10px;}
.i_d8_list li:nth-child(2n+1){ margin-left: 0;}
.i_d8_list li .hr{ display:block; width:50px; height:3px; background:#c44a22; margin:30px auto 10px auto;}
.i_d8_list li .title{ font-size:16px; color:#333333; line-height:30px; font-weight:bold; text-align:center;}
.i_d8_list li .txt{ padding:0 5px; font-size:14px; color:#666666; line-height:25px; text-align:center; height:125px; overflow:hidden;}
.i_d8_list li img{ display:block; width:100%;}
/*.i_d8_list li:hover{ box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.2);}
.i_d8_list li:hover .title{ color:#eb3d00;}*/

.i_d9_list{}
.i_d9_list li{ float:left; width:32%; height:40px; line-height:40px; text-align:center; background:#ececec; font-size:14px; color:#333333; margin-left:2%; margin-bottom:10px; cursor:pointer; padding:0 5px; box-sizing:border-box;}
.i_d9_list li:nth-child(3n+1){ margin-left: 0;}
.i_d9_list li.on{ background:#c44a22; color:#fff;}
.i_d9_img{ display:block; width:100%; height:3.4rem; object-fit: cover;}

.i_d10_l{}
.i_d10_l li{ float:left; width:49%; margin-left:2%; position:relative; background:#f4f4f4;}
.i_d10_l li:nth-child(2n+1){ margin-left: 0;}
.i_d10_l li .fd img{ display:block; width:100%; height:2.07rem; object-fit: cover;}
.i_d10_l li .txt{ padding:10px 10px;}
.i_d10_l li .txt .txt1{ font-size:14px; color:#333333; font-weight:bold; line-height:25px; height:25px;}
.i_d10_l li .txt .txt2{ font-size:14px; color:#999999; line-height:25px; height:25px;}
.i_d10_l li .txt .txt3{ font-size:14px; color:#999999; line-height:25px; height:25px;}
/*.i_d10_l li:hover .txt .txt1{ color:#fd6030;}*/

.totop{ height:40px; background:#c44a22; text-align:center; line-height:40px; font-size:16px; color:#fff; cursor:pointer;}
.totop img{ position:relative; height:16px; top:2px; margin-left:10px;}

.footer1{ background: #201d1c;}
.footer1 .footer_txt{}
.footer1_dh_title{ font-size:14px; color:#ffffff; line-height:30px; text-align:center;}
.footer1_dh_txt{ font-size:20px; color:#ffffff; font-weight:bold; line-height:30px; text-align:center;}
.footer1_dz_txt{ font-size:14px; color:#ffffff; line-height:30px; margin-top:5px; text-align:center;}
.footer1 .footer_hr{ width:100%; margin:10px 0;}
.footer1 .footer_ewm{ text-align: center; font-size: 16px; color: #ffffff; line-height: 26px; border-top:#4d4d4d 1px solid; margin-top:10px; padding-top:20px;}
.footer1 .footer_ewm img{ height:100px;}

.footer2{ background: #131211;}
.footer2 .footer2_txt{ padding: 10px 0; line-height: 30px; font-size: 14px; color: #fff; text-align: center;}
.footer2 .footer2_txt a{ color: #fff;}

.bottom_nav{ position:fixed; left:0; bottom:0; width:100%; height:50px; background:#c44a22; padding:3px 0; box-shadow: 0px 0px 10px 0px rgba(10, 2, 5, 0.15); z-index:9999;}
.bottom_nav li{ float:left; width:25%;}
.bottom_nav li a{ display:block; width:100%; text-align:center; font-size:14px; color:#fff; line-height:20px; height:45px; padding-top:5px;}
.bottom_nav li a img{ padding-bottom:0px;}

/*落地页*/
.n_banner img{ display:block; width:100%;}

/*落地页产品中心*/
.n_bg{ background:#efefef;}
.n_weizhi{ padding:20px 0; font-size:14px; color:#666666; line-height:40px;}
.n_weizhi img{ position:relative; top:-2px; margin-right:10px;}
.n_weizhi a{ color:#666666;}

.pld_nav{ width:100%; background:#fff; overflow:hidden;}
.pld_nav_list{}
.pld_nav_list li{ height:40px;}
.pld_nav_list li a{ display:block; width:100%; height:40px; line-height:40px; text-align:center; font-style:14px; color:#fff; background:#838383;}
.pld_nav_list li.on a{ background:#c44a22; color:#fff;}

.i_d4_c{ overflow:hidden;}

.p_nav{ background:#fff; padding:5px 10px;}
.p_nav .p_nav_li{ padding:10px 0;}
.p_nav .p_nav_li:nth-child(1){ border-top:0;}
.p_nav .p_nav_li .title{ font-size:16px; color:#333333; line-height:30px; box-sizing:border-box; background-size:auto 20px !important; position:relative;}
.p_nav .p_nav_li .title.ico1{ background:url(../images/i_d3_l_ico1.png) left center no-repeat; padding-left:30px;}
.p_nav .p_nav_li .title.ico2{ background:url(../images/i_d3_l_ico2.png) left center no-repeat; padding-left:30px;}
.p_nav .p_nav_li .title.ico3{ background:url(../images/i_d3_l_ico3.png) left center no-repeat; padding-left:30px;}
.p_nav .p_nav_li .title:after{ content: ""; position: absolute; right: 0; top:50%; margin-top:-3px; width: 9px; height: 5px; background:url(../images/i_d3_l_ico.png) center no-repeat;}
.p_nav .p_nav_li .txt{ font-size:14px; color:#666666; line-height:25px; margin-top:5px;}
.p_nav .p_nav_li .txt a{ display:inline-block; color:#666666; margin-right:10px;}
.p_nav .p_nav_li .txt a.on{color:#eb3d00;}

.p_list{}
.p_list li{ float:left; width:49%; margin-left:2%; margin-top:10px;}
.p_list li:nth-child(2n+1){ margin-left:0;}
.p_list li img{ display:block; width:100%; height:2.54rem; object-fit: cover;}
.p_list li .txt{ height:40px; font-size:14px; color:#333333; line-height:40px; text-align:center;}

/*产品详情页*/
.n_weizhi{ padding:10px 0; font-size:14px; color:#666666; line-height:30px;}
.n_weizhi img{ position:relative; top:2px; margin-right:10px; height:16px;}
.n_weizhi a{ color:#666666;}

.p_i_box{ background:#fff; padding:10px 5px;}
.p_i_title{ padding:10px 0; line-height:30px; text-align:center; font-size:16px; color:#333333;}
.p_i_bt{ padding:0 10px; height:40px; line-height:40px; background:#c44a22; font-size:16px; color:#fff; font-weight:bold; margin-top:10px; margin-bottom:10px;}

.p_i_more_box{ position:relative;}
.p_i_more_list li img{ width:100%; height:2.43rem; object-fit: cover;}
.p_i_more_list li .txt{ height:30px; line-height:30px; font-size:14px; color:#333333; text-align:center;}
.p_i_more_list li:hover .txt{ color:#eb3d00;}
.p_i_more-prev{ position:absolute; left:0; top:1.21rem; width:30px; height:50px; line-height:50px; margin-top:-25px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; z-index:2; cursor:pointer;}
.p_i_more-next{ position:absolute; right:0; top:1.21rem; width:30px; height:50px; line-height:50px; margin-top:-25px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; z-index:2; cursor:pointer;}

/*工程案例列表页*/

.n_nav{}
.n_nav a{ display:block; float:left; width:32%; height:40px; line-height:40px; text-align:center; background:#ececec; font-size:14px; color:#333333; margin-left:2%; margin-bottom:10px; cursor:pointer;}
.n_nav a:nth-child(3n+1){ margin-left: 0;}
.n_nav a.on{ background:#c44a22; color:#fff;}

.case_list{}
.case_list li{ float:left; width:49%; margin-left:2%; margin-top:10px;}
.case_list li:nth-child(2n+1){ margin-left:0;}
.case_list li img{ display:block; width:100%; height:2.61rem; object-fit: cover;}
.case_list li .txt{ height:30px; font-size:14px; color:#333333; line-height:30px; text-align:center;}

/*案例详情页*/
.case_i_box{ border:#efefef 1px solid;}
.case_i_title1{ font-size:16px; color:#666666; font-weight:bold; line-height:30px; text-align:center; padding-top:10px;}
.case_i_title2{ font-size:14px; color:#666666; line-height:30px; text-align:center; padding-bottom:10px; border-bottom:#efefef 1px solid;}
.case_i_c{ padding:20px 10px;}
.case_i_more{ font-size:14px; color:#666666; line-height:30px;}
a.case_i_back{ display:block; margin-top:10px; width:120px; height:40px; line-height:40px; text-align:center; border:#efefef 1px solid; font-size:14px; color:#c44a22;}
a.case_i_back:hover{ background:#c44a22; border:#c44a22 1px solid; color:#fff;}

/*荣誉证书*/
.honor_list{}
.honor_list li{ float:left; width:49%; margin-left:2%; margin-top:10px;}
.honor_list li:nth-child(2n+1){ margin-left:0;}
.honor_list li .img{ width:100%; line-height:4.90rem; text-align:center; border:#efefef 1px solid;}
.honor_list li .img img{ max-width:100%; max-height:4.90rem; vertical-align:middle;}
.honor_list li .txt{ height:40px; font-size:14px; color:#333333; line-height:40px; text-align:center;}
/*.honor_list li:hover .txt{ color:#eb3d00;}*/

/*关于我们*/
.aboutme_img{ display:block; width:100%;}

.aboutme_d1_list{}
.aboutme_d1_list li{ float:left; width:33.33%; padding-left:5px; box-sizing:border-box;}
.aboutme_d1_list li .txt1{ font-size:16px; color:#0f0502; font-weight:bold; line-height:30px;}
.aboutme_d1_list li .txt2{ font-size:14px; color:#0f0502; line-height:20px; height:40px; overflow:hidden;}

.ab_d2_list li{ float:left; width:49%; margin-left:2%; margin-top:10px; position:relative;}
.ab_d2_list li:nth-child(2n+1){ margin-left:0;}
.ab_d2_list li .ab_d2_img{ display:block; width:100%; height:5.64rem; object-fit: cover;}
.ab_d2_list li .mb{ position:absolute; left:0; top:0; right:0; bottom:0; background:rgba(0,0,0,0.5); transition:all 0.3s;}
.ab_d2_list li .mb .txt{ position:absolute; left:0; top:50%; margin-top:-30px; width:100%;}
.ab_d2_list li .mb .txt .txt1{ font-size:18px; color:#ffffff; line-height:30px; text-align:center;}
.ab_d2_list li .mb .txt .txt2{ font-size:14px; color:#ffffff; line-height:30px; text-align:center;}
.ab_d2_list li:hover .mb{ background:rgba(0,0,0,0.2);}

.ab_d3_box{ position:relative;}
.ab_d3_list li img{ width:100%; height:2.43rem; object-fit: cover;}
.ab_d3-prev{ position:absolute; left:0; top:50%; width:30px; height:50px; line-height:50px; margin-top:-31px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; font-weight:bold; z-index:2; cursor:pointer;}
.ab_d3-next{ position:absolute; right:0; top:50%; width:30px; height:50px; line-height:50px; margin-top:-31px; text-align:center; background:rgba(0,0,0,0.48); font-family:"宋体"; font-size:20px; color:#fff; font-weight:bold; z-index:2; cursor:pointer;}

/*发展历程*/
.fzlc_box{ position:relative; padding-left:20px;}
.fzlc_box:before { content: ""; position: absolute; left: 5px; top:0; width: 1px; height: 100%; background: #cccccc;}

.fzlc_list{}
.fzlc_list li{ margin-top:20px;}
.fzlc_list li:nth-child(1){ margin-top:0;}
.fzlc_list li .fzlc_img{ width:100%;}
.fzlc_list li .title{ font-size:18px; color:#333333; line-height:30px; position:relative;}
.fzlc_list li .txt{ font-size:14px; color:#666666; line-height:30px;}
.fzlc_list li .title:after { content: ""; position: absolute; left: -20px; top:10px; width: 10px; height:10px; background:#cccccc; border-radius:50%;}

.fzlc_content{ font-size:16px; color:#333333; line-height:30px;}

/*工程投标*/
.left_nav_list{ background:#f7f6f6; padding:5px 10px;}
.left_nav_list li{ float:left; width:32%; margin-left:2%; font-size:14px; color:#666666; height:30px;}
.left_nav_list li a{ display:block; width:100%%; height:30px; line-height:30px; font-size:14px; color:#666666; text-align:center;}
.left_nav_list li:nth-child(3n+1){ margin-left:0;}
.left_nav_list li a{ color:#666;}
.left_nav_list li a.on{ color:#c44a22;}

.right{ float:right; width:950px;}
.right_box{ border:#efefef 1px solid; padding:50px 45px;}


/*标书列表页*/
.gctbpic_list li{ float:left; width:49%; margin-left:2%; margin-top:10px;}
.gctbpic_list li:nth-child(2n+1){ margin-left:0;}
.gctbpic_list li .img{ border:#efefef 1px solid; width:100%; line-height:4.88rem; text-align:center;}
.gctbpic_list li .img img{ max-width:100%;  max-height:4.88rem; vertical-align:middle;}
.gctbpic_list li .txt{ font-size:14px; color:#666666; line-height:40px; text-align:center;}
.gctbpic_list li:hover .txt{ color:#eb3d00;}


/*新闻列表页*/
.news_list li{ margin-top:10px; padding-top:10px; border-top:#efefef 1px solid;}
.news_list li:nth-child(1){ margin-top:0; padding-top:0; border-top:0;}
.news_list li .fd{ float:left; width:40%;}
.news_list li .fd img{ display:block; width:100%; height:1.85rem; object-fit: cover;}
.news_list li .txt{ float:right; width:58%;}
.news_list li .txt .txt1{ font-size:14px; color:#333333; font-weight:bold; line-height:30px; height:30px;}
.news_list li .txt .txt2{ font-size:14px; color:#666666; line-height:25px; height:25px; overflow:hidden;}
.news_list li .txt .txt3{ font-size:14px; color:#666666; line-height:25px; margin-top:5px;}


/*联系我们*/
.lianxi_list li{ float:left; width:50%;}
.lianxi_list li .ico{ width:60px; height:60px; line-height:60px; text-align:center; background:#cccccc; border-radius:50%; background-size:auto 22px !important; margin:0 auto; transition:all 0.3s;}
.lianxi_list li .ico1{ background:url(../images/lianxi_ico1.png) #cccccc center no-repeat;}
.lianxi_list li:hover .ico1{ background:url(../images/lianxi_ico1_on.png) #eb3d00 center no-repeat;}
.lianxi_list li .ico2{ background:url(../images/lianxi_ico2.png) #cccccc center no-repeat;}
.lianxi_list li:hover .ico2{ background:url(../images/lianxi_ico2_on.png) #eb3d00 center no-repeat;}
.lianxi_list li .ico3{ background:url(../images/lianxi_ico3.png) #cccccc center no-repeat;}
.lianxi_list li:hover .ico3{ background:url(../images/lianxi_ico3_on.png) #eb3d00 center no-repeat;}
.lianxi_list li .ico4{ background:url(../images/lianxi_ico4.png) #cccccc center no-repeat;}
.lianxi_list li:hover .ico4{ background:url(../images/lianxi_ico4_on.png) #eb3d00 center no-repeat;}
.lianxi_list li .title{ font-size:14px; color:#666666; line-height:30px; text-align:center; margin-top:10px; transition:all 0.3s;}
.lianxi_list li .txt{ font-size:14px; color:#333333; font-weight:bold; line-height:25px; height:75px; text-align:center; padding:0 10px;}
/*.lianxi_list li:hover .title{ color:#eb3d00;}*/