@font-face {
    font-family: "sourcehansans"; /* 这个名字可以自己定义 */
    src: url("../fonts/sourcehansans.eot"); /* IE9 Compat Modes */
    /*这里以及下面的src后面的地址填的都是自己本地的相对地址*/
    src: url("../fonts/sourcehansans.eot?#iefix") format("embedded-opentype"),
        /* IE6-IE8 */ url("../fonts/sourcehansans.woff") format("woff"),
        /* Modern Browsers */ url("../fonts/sourcehansans.ttf") format("truetype"),
        /* Safari, Android, iOS */ url("../fonts/sourcehansans.svg#YourWebFontName") format("svg"); /* Legacy iOS */
    font-weight: bold;
    font-style: normal;
}

/* 导航 */
.btn {
    width: 160px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: #FFFFFF;
    display: block;
    margin: 0 auto;
    background: #407BFF;
    cursor: pointer;
}

body, html {
    min-width: 1280px;
    font-family: sourcehansans;
}

*, p {
    padding: 0;
    margin: 0;
}

.ty_banner {
    position: relative;
}

.tr_head {
    position: absolute;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

h1 {
    font-size: 48px;
    font-weight: bold;
    line-height: 64px;
}

h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 30px;
}

.main {
    margin-top: 70px;
}

.tr_head {
    width: 100%;
    height: 60px;
    position: fixed;
    z-index: 10;
    top: 0;
    left: 0;
    transition: all .5s;
}

.headActive {
    background-color: #000000;
}

.tr_head_con {
    width: 73vw;
    min-width: 1200px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.tr_head_image {
    height: 100%;
    display: flex;
    align-items: center;
}

.tr_head_con img {
    height: 36px;
    /* width: 164px;
       height: 48px; */
}

.menu_item {
    display: inline-block;
    line-height: 60px;
    padding: 0 40px;
}

.tr_head_con a {
    color: #FFFFFF;
    /* font-size: 20px; */
    font-size: 16px;
}

.dropdown-menu-level-1 a {
    /* font-size: 16px; */
    font-size: 14px;
    color: #333333;
}

.dropdown-custom-level-1 {
    position: relative;
}

.dropdown-menu-level-1 {
    display: none;
    position: absolute;
    z-index: 8;
    background-color: #FFFFFF;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0 8px;
    border-radius: 0 0 8px 8px;
    border-top: 0;
}

.menu-item-level-2 {
    width: 180px;
    border-bottom: 1px dashed #999999;
    padding: 0 5px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    text-align: center;
}

.dropdown-menu > li:last-child {
    border: none;
}

.menu_item:hover > a, .menu-item-level-2:hover > a {
    color: #407BFF;
}

.menu_item a {
    transition: all .3s;
}

.menu_item .menu_active {
    color: #407BFF;
    /* color: #67ffed; */
}

.menu_active > a {
    color: #407BFF;
}

.temp_active > a {
    color: #407BFF;
}

.second_arrow {
    display: inline-block;
    transition: all .6s;
    /* height: 16px; */
}

.unfold1 {
    transform: rotateZ(180deg);
}

.clearActive > a {
    color: #FFFFFF;
}

/* 底部 */
.foot {
    box-sizing: border-box;
    min-width: 1280px;
    width: 100%;
    height: 300px;
    background: #000000;
    padding: 38px 0 64px 0;
    font-size: 14px;
    line-height: 19px;
    color: #999999;
}

.foot img {
    width: 100px;
}

.foot p {
    color: #CCCCCC;
    font-size: 14px;
    line-height: 19px;
}

.foot_top {
    width: 1180px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    /* justify-content: center; */

}

.foot_top_con {
    width: 100%;
    margin: 0 120px;
    display: flex;
    justify-content: space-between;
}

.foot_top_con ul:first-child p {
    text-align: center;
    margin-top: 5px;
    font-size: 14px;
    color: #CCCCCC;
}

.foot_top_con ul li, .foot_top_con ul a {
    font-size: 12px;
    color: #999999;
}

.foot_top_con ul a:hover {
    color: #407BFF;
}

.foot_top_con ul li:first-child {
    line-height: 24px;
    color: #FFFFFF;
    margin-bottom: 12px;
}

.foot_bottom {
    width: 1180px;
    margin: 0 auto;
    border-top: 1px solid #707070;
    margin-top: 20px;
}

.foot_bottom p {
    text-align: center;
    margin-top: 25px;

}

.foot_bottom a {
    color: #CCCCCC;
}

.foot_bottom a:hover {
    color: #407BFF;
}

.dropdown-menu-level-1 {
    box-shadow: 0px 11px 10px 9px #3f3e3e13;
}