body, h1, h2, h3, h4, h5, h6, p, blockquote, dl, dt, dd, ul, ol, li, form, fieldset, legend, button, input, textarea, th, td {
    margin: 0;padding: 0;}
html {overflow-y: scroll;overflow-x: hidden;}
html, body {font-size: 16px;color: #000;font-family: "SourceHanSansCN",arial,"Microsoft Yahei","Helvetica Neue",Helvetica,Arial,sans-serif; text-align: justify;}
a {color: #000;text-decoration: none;transition: all 0.5s; -moz-transition: all 0.5s; -webkit-transition: all 0.5s; -o-transition: all 0.5s;}
a:hover {color: #b62029;text-decoration: none;}
img {border: 0 none; max-width: 100%;}
ol, ul, li {list-style: none;}
div, ul, li {margin: 0px;padding: 0px;list-style-type: none;}
input[type="submit"], input[type="reset"] {cursor: pointer;}
textarea{font-family: "SourceHanSansCN",arial,"Microsoft Yahei","Helvetica Neue",Helvetica,Arial,sans-serif;}
.clear {clear: both;}
.fl {float: left;}
.fr {float: right;}
.ov {overflow: hidden;}
input, textarea, select {outline: none;}
i,em{font-style: normal;}
h1,h2,h3,h4,b{font-weight: normal;}
@media (min-width: 1500px){
    html, body{font-size: 16px;}
}
@media (min-width: 991px) and (max-width: 1500px){
    html, body{font-size: 15px;}
}
@media (min-width: 768px) and (max-width: 991px){
    html, body{font-size: 14px;}
}
@media (max-width: 767px){
    html, body{font-size: 14px;}
}
@font-face{
    font-family: 'SourceHanSansCN'; 
    src:url('../fonts/SourceHanSansCN.eot');
    src:url('../fonts/SourceHanSansCN.woff') format('woff'),
        url('../fonts/SourceHanSansCN.ttf') format('truetype'),
        url('../fonts/SourceHanSansCN.svg') format('svg');
}





.middle{display: table-cell; vertical-align: middle; width: 1000px;}

.navbar{background: #fff; box-shadow: 0px 6px 6px -6px #ccc;}
.navbar-brand{font-size: 14px; color: #034187;}
.navbar-toggler{background: url(../images/menu.png) center center no-repeat; background-size: 100%;}
.nav_search span{display: block; width: 20px; height: 40px; background: url(../images/index_06.png) center center no-repeat; cursor: pointer;}
.navbar-nav .nav-item>a{border-bottom: 2px #fff solid;}
.navbar-nav .nav-item.active>a,.navbar-nav .nav-item:hover>a{border-color: #000;}
.dropdown-menu{line-height: 2; border-radius: 0px; border-width: 0px;font-size: 14px;}
.navbar-nav li:nth-child(4) .dropdown-menu{min-width: 200px;}
.dropdown-menu li a{display: block;}
.dropdown-menu li:last-child a{border-bottom: 1px #fff solid;}
@media (min-width: 1500px){
    .header_height{height: 92px;}
    .navbar{padding: 25px 0px;}
    .navbar-brand img{height: 31px;}
    .navbar-nav{margin-left: 40px;}
    .navbar-nav .nav-item{padding: 0px 26px;}
}
@media (min-width: 1200px) and (max-width: 1499px){
    .header_height{height: 80px;}
    .navbar{padding: 20px 0px;}
    .navbar-brand img{height: 30px;}
    .navbar-nav{margin-left: 35px;}
    .navbar-nav .nav-item{padding: 0px 20px;}
}
@media (min-width: 992px) and (max-width: 1199px){
    .header_height{height: 72px;}
    .navbar{padding: 16px 0px;}
    .navbar-brand img{height: 28px;}
    .navbar-nav{margin-left: 30px;}
    .navbar-nav .nav-item{padding: 0px 16px;}
}
@media (max-width: 991px){
    .navbar-collapse{background: rgba(255,255,255,0.9); padding: 2em 4%; position: fixed; left: 0px; width: 100%;}
    .navbar-nav .nav-item>a{border-bottom: 1px #eee solid; line-height: 2.4;}
    .navbar-toggler{padding: 0.25rem 0.25rem;}
    .navbar-nav .dropdown{position: relative; }
    .navbar-nav .dropdown .dropdown-menu{border-width: 0px; padding: 0.6em 0px; line-height: 2.4;}
    .navbar-nav .dropdown span{display: inline-table; content: ""; width: 20px; height: 20px; background: url(../images/jia.png) center center no-repeat; background-size: 100% 100%; position: absolute; right: 2%; top: 18px; transform: translate(0,-50%);}
    .nav_search{border-bottom: 1px #eee solid;}
}
@media (min-width: 768px) and (max-width: 991px){
    .header_height{height: 50px;}
    .navbar-brand img{height: 22px;}
    .navbar-collapse{ top: 50px;}
}
@media (max-width: 767px) {
    .header_height{height: 50px;}
    .navbar-brand img{height: 22px;}
    .navbar-collapse{ top: 50px;}
    .navbar-nav .dropdown .dropdown-menu{background: none; padding-left: 2em;}
}
@media (min-width: 992px){
    .navbar-collapse{float: right;}
    .dropdown-menu{left: 50%; transform: translate(-50%,0); text-align:center; box-shadow: 0px 0px 5px #eee;}
    .dropdown-menu li a{line-height: 2.4;}
}


.search_bg{background: rgba(0,0,0,0.8); position: fixed; top: 0px; left: 0px; width: 100%; height: 100%; z-index: 999999; display: none;}
.search_alert{background: #fff; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);}
.search_alert input{float: left;}
.search_alert input.txt{background: #eee; border:0px #eee solid; text-indent: 10px; width: 80%;}
.search_alert input.sub{text-align: center; background:url(../images/index_06fff.png) center center no-repeat #b62029; border:1px #b62029 solid; color: #fff; text-indent: -999px; width: 20%;}
.search_bg a.close{position: absolute; right: 5%; top: 5%;  display: inline-table; background: url(../images/close.png) center center no-repeat; background-size: 100%; }


@media (min-width: 1500px){
    .search_alert{width: 600px;}
    .search_alert input{height: 75px;font-size: 20px;}
    .search_bg a.close{width: 50px; height: 50px;}
}
@media (min-width: 1200px) and (max-width: 1499px){
    .search_alert{width: 500px;}
    .search_alert input{height: 70px;font-size: 18px;}
    .search_bg a.close{width: 50px; height: 50px;}
}
@media (min-width: 992px) and (max-width: 1199px){
    .search_alert{width: 400px;}
    .search_alert input{height: 70px;font-size: 16px;}
    .search_bg a.close{width: 50px; height: 50px;}
}
@media (min-width: 768px) and (max-width: 991px){
    .search_alert{width: 300px;}
    .search_alert input{height: 70px;font-size: 15px;}
    .search_bg a.close{width: 50px; height: 50px;}
}
@media (max-width: 768px){
    .search_alert{width: 80%;}
    .search_alert input{height: 50px;font-size: 1.1em;}
    .search_bg a.close{width: 50px; height: 50px;}
}


.banner{text-align: center;}
.banner .swiper-slide{display: block; position: relative; width: 100%; height: 100%; overflow: hidden;}
.banner .swiper-slide .ani{position: absolute;left: 0px; top: 0px; width: 100%; text-align:center;}
.banner .swiper-slide .ani img{}
.banner .swiper-pagination{width: 30px; right: 5%; left: auto; bottom: auto; top: 25%;}
.banner .swiper-pagination span{background: none; color: #999999; height: 30px; line-height: 30px; display: inline-table;}

.banner .swiper-pagination span.swiper-pagination-bullet-active{color: #000;}
.banner .swiper-button-prev:after,.banner .swiper-button-next:after{font-size: 18px;}
.banner .swiper-button-prev,.banner .swiper-button-next{color: #000; background: #dadada; width: 32px; height: 32px; border-radius: 50%; top: auto;}
.banner .swiper-button-prev{left: 10%;}
.banner .swiper-button-next{left: 10%; right: auto; margin-left: 60px;}





@media (min-width: 1500px){
    .banner .swiper-pagination span:first-child{padding-top: 90px; background: url(../images/line_03.jpg) center top no-repeat; background-size: 2px 80px;}
    .banner .swiper-pagination span:last-child{padding-bottom: 90px; background: url(../images/line_03.jpg) center bottom no-repeat; background-size: 2px 80px;}
}
@media (min-width: 1200px) and (max-width: 1499px){
    .banner .swiper-pagination span:first-child{padding-top: 60px; background: url(../images/line_03.jpg) center top no-repeat; background-size: 1px 50px;}
    .banner .swiper-pagination span:last-child{padding-bottom: 60px; background: url(../images/line_03.jpg) center bottom no-repeat; background-size: 1px 50px;}
}
@media (min-width: 992px) and (max-width: 1199px){
    .banner .swiper-pagination span:first-child{padding-top: 40px; background: url(../images/line_03.jpg) center top no-repeat; background-size: 1px 30px;}
    .banner .swiper-pagination span:last-child{padding-bottom: 40px; background: url(../images/line_03.jpg) center bottom no-repeat; background-size: 1px 30px;}
}
@media (min-width: 768px) and (max-width: 991px){
    .banner .swiper-pagination span:first-child{padding-top: 30px; background: url(../images/line_03.jpg) center top no-repeat; background-size: 1px 20px;}
    .banner .swiper-pagination span:last-child{padding-bottom: 30px; background: url(../images/line_03.jpg) center bottom no-repeat; background-size: 1px 20px;}
}
@media (max-width: 767px) {
    .banner .swiper-button-prev,.banner .swiper-button-next{bottom: 10px;}
}
@media (min-width: 768px){
    .banner .swiper-button-prev,.banner .swiper-button-next{bottom: 50px;}
}



.footer{background: #f4f4f4;}
.footer_ul li{float: left; line-height: 2.2;}
.footer_ul li a{display: block;}
.footer_ul li h3{line-height: 2.2;}
.foot_contact p{padding-left: 25px;}
.foot_contact .phone{background: url(../images/footer_06.png) center left no-repeat;}
.foot_contact .email{background: url(../images/footer_10.png) center left no-repeat;}
.foot_contact .address{background: url(../images/footer_14.png) center left no-repeat;}
.foot_contact .message{background: url(../images/footer_13.png) center left no-repeat;}
.footer_ul .foot_erweima{float: right; text-align: center; margin-right: 0px;}


.footer_bot{color: #666; border-top: 1px #bebebe solid; text-align: center; line-height: 2;}
.footer_bot span{display: inline-table;}


@media (min-width: 1500px){
    .footer_top{padding: 80px 0px;}
    .footer_ul li{margin-right: 80px;}
    .footer_ul li h3{font-size: 18px; margin-bottom: 10px;}
    .footer_ul .foot_contact{max-width: 470px;}
    .footer_ul .foot_erweima{max-width: 160px;}
}
@media (min-width: 1200px) and (max-width: 1499px){
    .footer_top{padding: 60px 0px;}
    .footer_ul li{margin-right: 50px;}
    .footer_ul li h3{font-size: 18px; margin-bottom: 10px;}
    .footer_ul .foot_contact{max-width: 350px;}
    .footer_ul .foot_erweima{max-width: 160px;}
}
@media (min-width: 992px) and (max-width: 1199px){
    .footer_top{padding: 40px 0px;}
    .footer_ul li{margin-right: 20px;}
    .footer_ul li h3{font-size: 18px; margin-bottom: 10px;}
    .footer_ul .foot_contact{max-width: 340px;}
    .footer_ul .foot_erweima{max-width: 150px;}
}
@media (min-width: 768px) and (max-width: 991px){
    .footer_top{padding: 20px 0px;}
    .footer_ul li{margin: 15px 0px; }
    .footer_ul li:nth-child(1),.footer_ul li:nth-child(2),.footer_ul li:nth-child(3),.footer_ul li:nth-child(4){width: 25%; height: 173px;}
    .footer_ul li h3{font-size: 18px; margin-bottom: 10px;}
    .footer_ul .foot_contact{max-width: 450px;}
    .footer_ul .foot_erweima{max-width: 150px;}
}
@media (max-width: 767px) {
    .footer_top{padding: 20px 0px;}
    .footer_ul li{font-size: 0.9em;}
    .footer_ul li:nth-child(1),.footer_ul li:nth-child(2),.footer_ul li:nth-child(3){margin-right: 1.2em;}
    .footer_ul li h3{font-size: 1.1em; margin-bottom: 10px;}
    .footer_ul li>a{font-size: 0.9em;}
    .footer_ul .foot_contact{width: 100%; padding-top: 1em;}
    .footer_ul .foot_erweima{width: 100%; padding-top: 1em;}
    .footer_ul .foot_erweima img{max-width: 36%;}

    .footer_bot{padding: 0.5em;}
}
@media (min-width: 768px){
    .footer_bot{padding: 10px 0px;}
}