html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video,
input {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    /*font-weight: normal;*/
    vertical-align: baseline;
    outline: none;
}

/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
menu,
nav,
section {
    display: block;
}

body {
    line-height: 1;
    color: #757575;
    font-family: SourceHanSansCN-Bold;
}

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: none;
}

button {
    outline: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* custom */

a {
    color: #ffffff;
    -webkit-backface-visibility: hidden;
    text-decoration: none;
}

li {
    list-style: none;
}

body {
    width: 100%;
    -webkit-text-size-adjust: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    font-family: Microsoft YaHei sans-serif;
}

.contain {
    width: 100%;
    height: 100%;
    background: #F2F2F2;
}

.main_center {
    max-width: 1200px;
    margin: 0 auto;
}

.flex {
    display: flex;
}

.flex_between {
    display: flex;
    justify-content: space-between;
}

/* 顶部 */
.hearder {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 98;
}

.header_top {
    width: 100%;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-family: SourceHanSansCN-Medium, SourceHanSansCN;
    font-weight: 500;
    color: #777777;
    background: #BAD7F5;
}

.wrap {
    max-width: 1200px;
    min-width: 1200px;
    margin: 0 auto;
}

.header_top .mobile {
    margin-right: 60px;
}

.header_top .mobile img {
    position: relative;
    top: 5px;
    left: 0;
    margin-right: 5px;
}

.header_top .email img {
    position: relative;
    top: 5px;
    margin-right: 10px;
}

.header_bottom {
    width: 100%;
    height: 80px;
    line-height: 80px;
    font-size: 24px;
    font-family: SourceHanSansCN-Medium, SourceHanSansCN;
    font-weight: 500;
    color: #4A4A4A;
    background: #CDE1F5;
}

.header_bottom .logo {
    width: 187px;
    height: 60px;
    margin-top: 10px;
    cursor: pointer;
}

.header_bottom .tab_box {
    width: 900px;
    font-size: 16px;
}

.header_bottom .tab_box li {
    display: inline-block;
    cursor: pointer;
    position: relative;
}

.header_bottom .tab_box li img {
    width: 14px;
    height: 7px;
}

.header_bottom .tab_box li:last-child {
    margin-right: 0;
}

.header_bottom .tab_box li .select {
    padding: 5px 0;
    box-sizing: border-box;
    display: none;
    position: absolute;
    width: 150px;
    background: #FFFFFF;
    border-radius: 8px;
    border: 1px solid #979797;
    left: 50%;
    transform: translateX(-50%);
    top: 60px;
    overflow: hidden;
}

.header_bottom .tab_box li:hover .select {
    animation: scrollbot 0.3s;
}

@keyframes scrollbot {
    from {
        height: 0;
    }

    to {
        height: 90px;
    }
}

@keyframes tracking-in-contract-bck-top {
    0% {
        letter-spacing: 1em;
        -webkit-transform: translateZ(400px) translateY(-300px);
        transform: translateZ(400px) translateY(-300px);
        opacity: 0;
    }

    40% {
        opacity: 0.6;
    }

    100% {
        -webkit-transform: translateZ(0) translateY(0);
        transform: translateZ(0) translateY(0);
        opacity: 1;
    }
}

@keyframes tracking-in-expand {
    0% {
        letter-spacing: -0.5em;
        opacity: 0;
    }

    40% {
        opacity: 0.6;
    }

    100% {
        opacity: 1;
    }
}

.header_bottom .tab_box li .select a,
.header_bottom .tab_box li .select div {
    display: block;
    cursor: pointer;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
    font-family: SourceHanSansCN-Light, SourceHanSansCN;
    font-weight: 300;
    color: #4A4A4A;
}

.header_bottom .tab_box li .select a:hover,
.header_bottom .tab_box li .select div:hover {
    color: #188AFF;
    font-weight: 500;
}

/* 底部 */
.footer {
    width: 100%;
    height: 280px;
    padding-top: 50px;
    box-sizing: border-box;
    background: #FFFFFF;
}

.footer_info {
    width: 1000px;
    font-size: 14px;
    font-family: SourceHanSansCN-Light, SourceHanSansCN;
    font-weight: 300;
    color: #4A4A4A;
}

.footer_info_one {
    margin-right: 50px;
}

.footer_info div:nth-child(1) ul li {
    margin-right: 20px;
    min-width: 96px;
    white-space: nowrap;
    margin-bottom: 20px;
}

.footer_info div:nth-child(1) ul li:last-child {
    margin-right: 0px;
}

.footer_info div:nth-child(2) div:nth-child(1) {
    width: 612px;
    margin-bottom: 20px;
}

.footer_copyright {
    margin-top: 8px;
    padding-top: 19px;
    box-sizing: border-box;
    border-top: 1px solid #979797;
    font-size: 14px;
    font-family: SourceHanSansCN-Light, SourceHanSansCN;
    font-weight: 300;
    color: #4A4A4A;
}

.btn_more {
    cursor: pointer;
    width: 200px;
    height: 50px;
    line-height: 50px;
    font-size: 18px;
    font-family: PingFang-SC-Heavy, PingFang-SC;
    font-weight: 800;
    color: #FFFFFF;
    text-align: center;
    background-image: url('../static/btn.png');
    background-size: 100% 100%;
    margin-left: 96px;
}

.link-text{
    font-size: 14px;
    font-family: SourceHanSansCN-Light, SourceHanSansCN;
    font-weight: 300;
    color: #4A4A4A;
    margin-top: 15px;
}

.link-text a{
    cursor: pointer;
    text-decoration:none;
    color:inherit;
}

.link-text a:nth-child(2){
    margin-right: 10px;
}