#header{
    position: fixed;
    z-index: 9999;
    width: 100%;
    height: 110px;
    background-color: #fff;
    top: 0;
    left: 0;
}
#header .center{
    height: 100%;
}
.main_menu{
    gap: 0 3vw;
}
.main_menu li>p{
    color: #222222;
}
.main_menu li:hover>p{
    color: #30496d;
}
/* sitemap */
.st_icon,
#sitemap{
    display: none;
}

/* mobile */ 
@media screen and (max-width: 767px){ 
    #header{
        height: 80px;
    }
    .logo{
        width: 200px;
    }
    .logo img{
        width: 100%;
    }
    .main_menu{
        display: none !important;
    }
    
    /* sitemap */
    .st_icon{
        display: block;
    }
    #sitemap{
        display: block;
        width: 100%;
        height: 100vh;
        background-color: rgba(48,73,109,0.9);
        position: fixed;
        top: 0;
        right: 0;
        z-index: 9999999;
        transform: translateX(100%);
        transition: transform .8s;
    }
    #sitemap.show{
        transform: translateX(0);
    }
    .close_btn{
        display: flex;
        justify-content: flex-end;
        padding-right: 16px;
        padding-top: 38px;
    }
    .st_box{
        padding: 12vh 15% 0;
        overflow: auto;
        width: 100%;
        height: 100%;
    }
    .st_menu{
        margin-top: 25px;
    }
    .st_menu ul{
        width: 100%;
        display: none;
    }
    .st_menu li{
        margin-top: 10px;
    }
}

/* tablet */
@media screen and (min-width: 768px) and (max-width: 1024px){
    .logo{
        width: 300px;
    }
    .logo img{
        width: 100%;
    }
    .main_menu{
        display: none !important;
    }
    /* sitemap */
    .st_icon{
        display: block;
    }
    #sitemap{
        display: block;
        width: 100%;
        height: 100vh;
        background-color: rgba(48,73,109,0.9);
        position: fixed;
        top: 0;
        right: 0;
        z-index: 9999999;
        transform: translateX(100%);
        transition: transform .8s;
    }
    #sitemap.show{
        transform: translateX(0);
    }
    .close_btn{
        display: flex;
        justify-content: flex-end;
        padding-right: 40px;
        padding-top: 38px;
    }
    .close_btn i{
        font-size: 30px;
    }
    .st_box{
        padding: 12vh 15% 0;
        overflow: auto;
        width: 100%;
        height: 100%;
    }
    .st_menu{
        margin-top: 30px;
    }
    .st_menu ul{
        width: 100%;
        display: none;
    }
    .st_menu li{
        margin-top: 15px;
    }
}