* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box
;}

:after,
:before {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box
;}

html {
    font-size: 12px;
    width: 100%;
    height: 100%;
    /*overflow-x: hidden; 加上会导致fexed元素覆盖在body滚动条上*/
    -webkit-text-size-adjust: none;}

body {
    font-size: 1rem;
    width: 100%;
    min-height: 100%;
    overflow: auto;
    font-family: 'Microsoft Yahei', "微软雅黑", "宋体", Arial, Helvetica, sans-serif, serif;
    position: relative;
    background-color: #ffffff;}

body,
p,
dl,
h1,
h2,
h3,
h4 {
    margin: 0;
    padding: 0;}

ul,
ol,
li {
    list-style: none;
    padding: 0;
    margin: 0;
    font-family: 'Microsoft Yahei', "微软雅黑", "宋体", Arial, Helvetica, sans-serif, serif;}

a,
a:hover,
a:focus {
    text-decoration: none;
    outline: none;}

p,
a,
span,
div,
em,
small {
    font-family: 'Microsoft Yahei', "微软雅黑", "宋体", Arial, Helvetica, sans-serif, serif;
    position: relative;}

img {
    outline: none;
    vertical-align: middle;
    border: none;}

cite,
em,
i {
    font-style: normal;}

.h4,
h4 {
    font-size: 18px;}

.clearfix {
    clear: both;}

.fr {
    float: right;}

.fl {
    float: left;}

.full-section {
    width: 100%;
    position: relative;}

font {
    color: #d91520;}

.section {
    width: 1200px;
    margin: auto;
    position: relative;}

.cf:before,
.section:before,
.nav-tabs:before,
.cf:after,
.section:after,
.nav-tabs:after {
    display: table;
    content: "";}

.cf:after,
.section:after,
.nav-tabs:after {
    clear: both;}


/*top*/

.top {
    background: url(../images/top-bg.jpg) no-repeat left center;
    background-size: cover;}

.nav-extra a {
    display: block;
    float: right;
    font-size: 14px;
    line-height: 24px;
    color: #fff;
    padding: 5px 0 5px 24px;
    margin-left: 15px;
    background-repeat: no-repeat;
    background-position: left center;}

.weibo-link {
    background-image: url(../images/icon/icon-weibo.jpg);}

.weixin-link {
    background-image: url(../images/icon/icon-weixin.jpg);}

.en-link {
    background-image: url(../images/icon/icon-en.jpg);}

.logo-wrap a {
    position: absolute;
    top: -22px;
    left: 0;
    display: block;
    width: 420px;
    height: 89px;
    background-image: url(../images/logotsg127.png);
    background-position: left center;
    background-repeat: no-repeat;
    background-size: cover;}


/*输入框组*/

.top-search-wrap {
    padding: 11px 0;
    margin-bottom: 14px;}

.search-input-box {
    position: relative;
    display: table;
    border-collapse: separate;}

.top-search-wrap .search-input-box {
    width: 397px;}

.search-input,
.search-input-btn {
    display: table-cell;}

.search-input {
    position: relative;
    z-index: 2;
    float: left;
    margin-bottom: 0;
    width: 100%;
    height: 38px;
    font-size: 14px;
    line-height: 28px;
    color: #333;
    padding: 4px 12px;
    background-color: #fff;
    background-image: none;
    border: 1px solid #fff;
    border-radius: 8px;
    outline: none;}

.search-input-box .search-input:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: 0;}

.search-input-btn {
    position: relative;
    width: 1%;
    white-space: nowrap;
    vertical-align: middle;}

.btn-search {
    height: 38px;
    padding: 7px 18px;
    background-color: #fff;
    border-radius: 8px;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: 0;}


/*面包屑*/

.main-navs-wrap {
    background-color: #ffffff;}

.main-navs {
    background: url(../images/nav-bg.jpg) no-repeat 14px center;}

.main-navs > ul > li {
    float: left;
    position: relative;
    margin-left: 8px;}

.main-navs > ul > li:first-child {
    margin-left: 0;}

.main-navs > ul > li > a {
    display: block;
    padding: 11px 21px;
    font-size: 18px;
    line-height: 32px;
    color: #021211;}

.main-navs > ul > li > a .caret {
    margin-left: 5px;}

.main-navs > ul > li.open > a {
    background-color: #455797;
    color: #fff;}

.main-navs .dropdown-menu {
    margin: 0;
    padding: 0;
    border-radius: 0;
    min-width: 100%;
    text-align: center;}

.main-navs .dropdown-menu > li > a {
    border-bottom: 1px solid #e5e5e5;
    font-size: 14px;
    color: #666666;
    line-height: 28px;
    padding: 5px 34px;}


/***************media screen **********************/

@media (min-width:992px) and (max-width:1199px) {
    .section {
        width: 970px;}
}



/* Portrait tablet to landscape and desktop */

@media (min-width: 768px) and (max-width: 991px) {
    .section {
        width: 750px;}
    .top-search-wrap .search-input-box{
        width: 279px;}
    .main-navs{
        background-image: none;}
}



/* Landscape phone to portrait tablet */

@media (max-width: 767px) {
    .section {
        width: 100%;
        padding: 0 15px;}
    .navbar-toggle {
        display: block;}
    .logo-wrap a {
        position: relative;
        float: left;
        top: 0;
        width: 75%;
        height: 50px;
        background-size: contain;}
    .logo-wrap .navbar-toggle {
        border-color: #fff;}
    .logo-wrap .navbar-toggle .icon-bar {
        background-color: #fff;}
    .top-search-wrap {
        float: none;
        margin-left: auto;
        margin-right: auto;}
    .top-search-wrap .search-input-box {
        width: 100%;}
    .main-navs{
        display: none;
        background-image: none;
        position: absolute;
        z-index: 200;
        background-color: #fff;}
    .main-navs > ul,
    .main-navs > ul > li{
        float: none;}
    .main-navs > ul > li{
        margin-left: 0;}
    .main-navs .dropdown-menu {
        position: relative;
        width: 100%;
        height: auto;
        float: none;
        box-shadow: none;}
}