*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
   
}

li{
    list-style-type: none;
    text-decoration: none;
}
.public-all-width{
    width: 100%;

}
.public-all-width::after{
    content: "";
    
    display: block;
    height: 0;
    clear: both;
}
.public-content-width{
    width: 1200px;
    margin: 0 auto; 
}
.public-top{
    height: 150px;
    background-image: url('../img/202311271516360500YI.jpg'); 
    background-repeat: no-repeat;
    background-size: 100% 100%;
    min-width: 1900px;
}
.public-top img{
    margin-top: 20px;
}
.public-nav{
    background-image: linear-gradient(180deg,#eca009,#ec7009);
    height: 50px;
}
.nav-title>li{
    float: left;
    width: 150px;
    font-size: 20px;
    cursor: pointer;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #fff!important;
    font-weight: 800;
   position: relative;
   
}
.nav-title>li:hover{
    background-color: #ec400a;


}
.nav-title>li>a,.nav-son-list>li>a{
    color: #fff !important;
}
.nav-son-list li{
    height: 50px;
    font-size: 18px;
    line-height: 50px;
    background-color:#ec7009 ;

    color: #fff;
   width: 150px;
}
.nav-son-list li:hover{
    background-color: #eca009;
    
}
.public-dontshow{
   
   
    display: none;
}
.nav-son-list{
    border-radius: 0 0 5px 5px;
    cursor: pointer;
    position: absolute;
    top: 50px;
   
}