* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    color: #050505;
    font-size: 16px;
    background-color: #fff;
    font-family: 'PingFangSC-Regular', 'helvetica', 'neue', 'Arial', sans-serif;
}

a {
    text-decoration: none;
    transition: .15s ease-out;
}

.clearfix:after {
    display: block;
    clear: both;
    visibility: hidden;
    height: 0;
    overflow: hidden;
    content: ".";
}

.clearfix {
    zoom: 1;
}
.link{
    color: #000;
}
.link:hover{
    color: #0099cc;
}
.left{
    float: left;
}
.right{
    float: right;
}
.disabled{
	cursor: not-allowed !important;
}
.body{
    padding-bottom: 80px
}

.container {
    position: relative;
    width: 1152px;
    min-height: 100%;
    margin: 0 auto;
}

.banner {
    height: 466px;
    min-width: 1152px;
    background-image: url('./img/banner.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    background-color: #173186;
}

.nav {
    height: 48px;
    min-width: 1152px;
    line-height: 48px;
    background-color: #173186;
}
.nav.fixed{
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 9999;
}

.nav ul {
    list-style: none;
    width: 100%;
    height: 100%;
    padding: 0 150px;
}

.nav li {
    float: left;
    margin: 0 70px;
}

.nav li a {
    position: relative;
    color: #fff;
    font-size: 18px;
}
.nav li a i{
    position: absolute;
    width: 30px;
    height: 2px;
    bottom: -7px;
    left: 50%;
    margin-left: -15px;
    background-color: transparent;
    border-radius: 1.5px;
}
.nav li.active a i{
    background-color: #fff;
}
.body .container {
    background-color: #fff;
}

.container>.item {
    padding-top: 20px;
    margin-bottom: 20px;
}

.foreword{
    padding: 22px 40px 22px 120px;
    border-radius: 4px;
    background: #f0f0f0 url(./img/icon.png) no-repeat 34px 32px;
}
.foreword p{
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #494B4C;
    letter-spacing: 0;
    text-align: justify;
    line-height: 32px;
}
.title {
    position: relative;
    height: 30px;
    padding-left: 14px;
    color: #000;
    font-size: 22px;
    line-height: 30px;
    margin-bottom: 20px;
}

.title .line {
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 7px;
    background-color: #0089ed;
}
.articles{
    margin-top: 10px;
}
.articles .text-title{
    font-size: 18px;
    margin-bottom: 5px;
}

.article-item{
    float: left;
    width: 360px;
    font-size: 0;
    margin:  0 17px;
}
.article-item .text{
    margin-top: 18px;
    font-size: 18px;
    line-height: 32px;
}

.letters li{
    line-height: 2;
}

.justify {
    line-height: 1.8;
    text-align: justify;
    text-justify: inter-ideograph;
}

.news-item {
    float: left;
    width: 530px;
    margin: 0 46px 26px;
}

.news-item .thumb{
    width: 113px;
    height: 61px;
    float: left;
}
.news-item .text{
    overflow: hidden;
    margin-left: 130px;
    line-height: 30px;
    text-align: justify;
    text-justify: inter-ideograph;
}
.news-item a:hover {
    color: #0099cc;
}

.news-item a i {
    position: absolute;
    left: 3px;
    top: 24px;
    width: 7px;
    height: 12px;
}


.article-title{
    margin-top: 30px;
    font-size: 28px;
    font-weight: 700;
    line-height: 44px;
    text-align: center;
}
.article-tip{
    margin-bottom: 15px;
    font-size: 20px;
    font-weight: 400;
    line-height: 44px;
    text-align: center;
}
.article{
    width: 1080px;
    margin: 20px auto;
    font-size: 18px;
    line-height: 1.8;
}
.article p{
    text-indent: 2em;
    text-align: justify;
    text-justify: inter-ideograph;
    margin-bottom: 10px;
}
.article.en p{
    font-family: Helvetica,neue,sans-serif;
    text-align: left;
}
.center{
    text-align: center !important;
}