*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a{
    text-decoration: none;
    color: black;
}
ul{
    list-style: none;
}
body{
    font-family: '华文中宋','宋体','楷体'; 
}

.header{
    width: 100%;
    height: 150px;
    background: #ffffff;
    /* box-shadow: 0px 3px 7px -7px rgba(0,0,0,0.1); */
    box-shadow: 0px 4px 7px -7px rgba(0,0,0,0.8);
    z-index: 999;
    
    
}
.header-container{
    width: 100%;
    height: 100%;
    max-width: 1500px;
    min-width: 800px;
    margin: 0 auto;
    position: relative;
    background-color: #e6ede4;
    box-shadow: 0px 4px 7px -7px rgba(0,0,0,0.8);
    /* box-shadow: 2px 2px 10px rgba(0,0,0,0.1); */
}
/* logo区域 */
.header-logo{
    width: 250px;
    height: 90px;
    /* border: 1px solid black; */
    background-size: 250px;
    overflow: hidden;
    background-size: 250px;
    position: absolute;
    left: 5%;
    bottom: 25%;
}
.header-logo img{
    position: absolute;
    transform: translateY(-147px);
    filter: drop-shadow(#61743a 0 100px)
    
}


/* 导航栏 */
.header-nav{
    position: absolute;
    z-index: 120;
    left: 32%;
    bottom: 25%;
    height: 30px;
    /* background-color: aqua; */
}
.header-nav ul{
    width: 600px;
    height: 30px;
    margin: 0 auto;
    /* background-color: orange; */
    right: 15%;
    bottom: 2%;
}
.header-nav ul li{
    width: 120px;
    float: left;
    padding: 0 5px 0 5px;
    line-height: 30px;
    position: relative;   
}
.header-nav ul li:not(:last-child){
        border-right: 1px solid black;
    }
.header-nav ul li a{
    display: block;
    text-align: center;
    font-size: 20px;
    
}

.header-nav ul li a:hover{
    background-color: #579a47;
    border-radius: 5px 5px 0px 0px;
    transition: all 0.1s;
    box-shadow: 1px 1px 5px 0px rgba(82, 82, 82, 0.75);
}

/* 登陆注册 */
.login-container{
    width: 47px;
    height: 40px;
    /* background-color: orange; */
    position: absolute;
    right: 3%;
    top: 10%;
    float: left;
}
.login-container a{
    display: block;
    width: 20px;
    line-height: 15px;  
    font-size: 15px;
}
.register-btn{
    position: absolute;
    right: 1px;
    top: 4px;
    float: left;
}
.login-btn{
    position: absolute;
    left: 2px;
    top: 4px;
    float: left;
    border-right: 1px solid black;
}
.login-container a{
    font-size: bold;
    font-family: '华文中宋','宋体','楷体';
}
.login-btn a:hover{
    background: #4ec33e;
    border-radius: 3px;
    border: 1px solid black;
}
.register-btn:hover{
    background-color: #e4af1b;
    border-radius: 3px;
    border: 1px solid black;
}

/* 中华茶史 */
.header-nav .second-nav-1{
    width: 120px;
    height: 95px;
    background: #579a47;
    border-radius: 10px;
    position: absolute;
    left: 0px;
    top: 28px;
    display: none;
    z-index: 120;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
    box-shadow: 1px 1px 5px 0px rgba(82, 82, 82, 0.75);
    
}
.header-nav ul li:hover .second-nav-1{
    display: block;
    background-color: #579a47;
}

.second-nav-1 a{
    display: block;
    width: 120px;  
    padding: 2px 0px 5px 0px;
    font-size: 18px;
    /* background-color: #e4af1b; */
}
.second-nav-1 a span{
    display: block;
    width: 100px;
    height: 30px;
    color: black;
    text-align: center;
    line-height: 30px;
    margin-left: 10px;
    border-bottom: 1.5px solid black;   
}
.second-nav-1 a span:hover{
    background-color: #e4af1b;
    color: white;
    border: 1px solid black;
    border-radius: 5px;
}

/* 产品中心 */
.header-nav .second-nav-2{
    width: 120px;
    height: 95px;
    background: #579a47;
    border-radius: 10px;
    position: absolute;
    left: 0px;
    top: 28px;
    display: none;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
    box-shadow: 1px 1px 5px 0px rgba(82, 82, 82, 0.75);
    
}
.header-nav ul li:hover .second-nav-2{
    display: block;
    background-color: #579a47;
}

.second-nav-2 a{
    display: block;
    width: 120px;  
    padding: 2px 0px 5px 0px;
    font-size: 18px;
    /* background-color: #e4af1b; */
}
.second-nav-2 a span{
    display: block;
    width: 100px;
    height: 30px;
    color: black;
    text-align: center;
    line-height: 30px;
    margin-left: 10px;
    border-bottom: 1.5px solid black;   
}
.second-nav-2 a span:hover{
    background-color: #e4af1b;
    color: white;
    border: 1px solid black;
    border-radius: 5px;
}

/* 茶闻实讯 */
.header-nav .second-nav-3{
    width: 120px;
    height: 95px;
    background: #579a47;
    border-radius: 10px;
    position: absolute;
    left: 0px;
    top: 28px;
    display: none;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
    box-shadow: 1px 1px 5px 0px rgba(82, 82, 82, 0.75);
    
}
.header-nav ul li:hover .second-nav-3{
    display: block;
    background-color: #579a47;
}

.second-nav-3 a{
    display: block;
    width: 120px;  
    padding: 2px 0px 5px 0px;
    font-size: 18px;
    /* background-color: #e4af1b; */
}
.second-nav-3 a span{
    display: block;
    width: 100px;
    height: 30px;
    color: black;
    text-align: center;
    line-height: 30px;
    margin-left: 10px;
    border-bottom: 1.5px solid black;   
}
.second-nav-3 a span:hover{
    background-color: #e4af1b;
    color: white;
    border: 1px solid black;
    border-radius: 5px;
}