body {
    font-family: 微软雅黑, Tahoma, Geneva, sans-serif, 宋体;
    font-size: 14px;
    font-weight: normal;
    height: 100%;
}

* {
    padding: 0;
    margin: 0;
}

ul, ol {
    list-style-type: none;
    outline: none;
}

a {
    text-decoration: none;
    color: #fff;
}

.main-contain{
    margin-top: 80px;
}

/*顶部导航栏*/
.sq_menu_container {
    width: 100%;
    min-width: 1400px;
    height: 80px;
    position: fixed;
    z-index: 999;
    border: none;
    background: transparent;
    color: #000000;
    transition: 1s all ease;
    top: 0;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.25);

    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.nav-logo img {
    width: 40px !important;
    height: 40px !important;
    margin-left: 46px;
    /*float: left;*/
}

.disappear-scroll {
    display: none;
}

.sq-top-right {
    /*float: right;*/
    height: 100%;
    text-align: center;

}

.sq_menu_container .top-ul {
    /*float: left;*/
    height: 100%;
    text-align: center;
    display: flex;
    flex-direction: row;

}

.sq_menu_container .top-ul li {
    /*padding-top: 18px;*/
    /*padding-bottom: 13px;*/
    /*float: left;*/
    /*border-right: 1px solid #cccccc;*/
    height: 100%;
    width: 180px;
    text-align: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.sq_menu_container .top-ul li .f_a {
    width: 90px;
    /*height: 100%;*/
    display: block;
    text-align: center;
    font-size: 18px;
    font-weight: 400;
    color: rgba(56, 56, 56, 1);
    line-height: 40px;
    transition: background .3s
}
.sq_menu_container .top-ul li .menu_bottom_line{
    width: 0;
    height: 2px;
    background: rgba(255, 255, 255, 1);
    transition: width .2s;
    position: relative;
}

.sq_menu_container .top-ul li:hover .f_a {
    /*width: 90px;*/
    /*height: 100%;*/
    /*background: rgba(0, 84, 167, 1);*/
    /*color: rgba(0, 113, 193, 1);*/
}

.sq_menu_container .top-ul li .s_navbox {
    width: 120px;
    background: #fff;
    z-index: 9999;
    position: absolute;
    top: 60px;
    transition: height 2s;
    display: none;
}

.sq_menu_container .top-ul li:hover .s_navbox {
    color: #000000;
    font-size: 14px;
    text-transform: uppercase;
    text-align: center;
    border-top: 1px solid #fff;
    display: block;
}

.sq_menu_container .top-ul li .s_navbox .s_a a {
    color: #000000;
    font-size: 14px;
    text-transform: uppercase;
    text-align: center;
    padding: 10px 0;
    display: block;
    border-top: 1px solid #fff;
}
.sq_menu_container .top-ul li:hover .s_a a{

}

.sq_menu_container .top-ul li .s_navbox .s_a a:hover {
    background: rgba(0, 84, 167, 1);
    color: #FFFFFF;
}

.friend-link {
    width: 365px;
    height: 40px;
    opacity: 1;
    border-bottom: 0.8px solid rgba(205, 214, 216, 1);
    display: flex;
    flex-direction: row;
    align-items: center;
    /*position: absolute;*/
    /*top: 280px;*/
}

.friend-link span{
    font-size: 18px;
    font-weight: 300;
    letter-spacing: 0px;
    line-height: 23.94px;
    color: rgba(205, 214, 216, 1);
    margin-left: 30px;
}

.about{
    color: rgba(205, 214, 216, 1);
    font-size: 14px;
    font-weight: 300;
    display: flex;
    flex-direction: row;
    align-items: center;
    position: absolute;
    bottom: 50px;
}

.about .item{
    margin: 0 10px;
}