.header_optional > .nav_header {
	border-bottom: 0;
    height: 60px;
    background-color: #fff;
}

.header_optional > .nav_header > .container {
    position: relative;
}

    .header_optional > .nav_header > .container::before {              
        content: "";
        position: absolute;
        background: #F68E28;
        width: 100%;
        height: 100%;
        top: 0;
        box-shadow: 0 0 0 100vmax #F68E28;
        clip-path: inset(0 100% 0px -100%);
        z-index: 0;
    }

.header-daotao .menu-bar .header_top {
    height: 40px;
	background-color: #121212;
    padding: 0;
}

    .header-daotao .menu-bar .header_top .nav_top_option {
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: relative;
        height: 40px;
        background-image: url('../images/h11.png');
        background-repeat: no-repeat;
        background-position: 12px top;
        background-size: 320px 40px;
        position: relative;
    }

        .header-daotao .menu-bar .header_top .nav_top_option::before {                        
            content: "";
            position: absolute;
            background: #F68E28;
            width: 100%;
            height: 100%;
            top: 0;            
            left: 12px;
            z-index: -1;
            box-shadow: 0 0 0 100vmax #F68E28;
            clip-path: inset(0 100% 0px -100%);
        }

    .header-daotao .menu-bar .header_top .infoContent,
    .header-daotao .menu-bar .header_top .socialContent {
        margin-right: 0;
        margin-left: 0;
    }

    .header-daotao .infoContent .infoContent-item {
        color: #fff;
    }

        .header-daotao .infoContent .infoContent-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 16px;
            background: #fff;
        }

    .fixed-header .header_optional > .nav_header {
        /* overflow: hidden; */
    }

    .fixed-header .nav-brand {
        top: 50%;
        transform: translateY(-53%);
        height: 60px;
        display: flex;
        align-items: center;
    }

.menu-bar .header_bottom > ul > li:not(:last-child) {
    margin-right: 15px;
}

.menu-bar .header_bottom > ul > li > a {
    font-family: "Mulish Bold", sans-serif;
    text-transform: uppercase;
    padding: 10px 0 10px 13px;
}

    .menu-bar .header_bottom > ul > li > a:before  {
        content: "";
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background-color: #32343D;
     } 

        .menu-bar .header_bottom > ul > li > a.current:before,
        .menu-bar .header_bottom > ul > li > a:hover:before {            
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background-color: #E8533F;

        }

        .menu-bar .header_bottom > ul > li:hover > a::before {
            width: 5px !important;            
            background-color: #E8533F;
        }

.contra-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    background-image: url('../images/h22.png');
    background-repeat: no-repeat;
    background-position: left top;
    background-size: contain;
    z-index: 9;
}    

    .contra-nav::after {
        display: none;
    }

.nav-action {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}

    .nav-action .btn.btn-lienhe {
        background-color: #E8533F !important;
        color: #fff !important;
        border-radius: 4px !important;
        padding: 6px 16px 6px 46px !important;
        font-family: "Mulish Bold", sans-serif;
        text-transform: uppercase;
        transition: all 0.3s ease;
        line-height: 1.42 !important;
        position: relative;        
        white-space: nowrap;
    }

        .nav-action .btn.btn-lienhe::before {
            content: "";
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 20px;
            height: 20px;
            background: url('../images/icon-lienhe-white.png') no-repeat center;
            background-size: contain;
        }

.menu-bar .header_bottom {
    gap: 30px;
    width: 100%;
    justify-content: space-between;
    background-color: #fff;    
    z-index: -1;
}

.socialContent .socialContent-item:first-child {
	background-image: url('../images/facebook-icon-dark.png');
}

.socialContent .socialContent-item:nth-child(2) {
    background-image: url('../images/youtube-icon-dark.png');
}

.socialContent .socialContent-item:nth-child(3) {
    background-image: url('../images/instagram-icon-dark.png');
}

.socialContent .socialContent-item:nth-child(4) {
    background-image: url('../images/linkedin-icon-dark.png');
}

.socialContent .socialContent-item:nth-child(5) {
    background-image: url('../images/x-icon-dark.png');
}

.header-daotao .menu-bar .header_top .infoContent,
.contra-nav {
    padding-left: 350px;
}

#main-menu-state,
.main-menu-btn {
    display: none;
}

.nav-brand {
    position: absolute;
    left: 0;
    top: -42px;
    /* transform: translateY(calc( -50% - 12px)); */
    padding: 0;
    transition: all 0.3s ease;    
    /* background-image: url('../images/bg-logo-daotao.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover; */
    padding: 27px 100px 23px 0;
    z-index: 9999;
}    

    .nav-brand::before {
        /* content: "";
        position: absolute;
        background: #F68E28;
        width: 100%;
        height: 100%;
        top: 0;
        z-index: -1;
        box-shadow: 0 0 0 100vmax #F68E28;
        clip-path: inset(0 100% 0px -100%); */
    }

    .nav-brand img {
        max-height: 100px;
    }

.header.header-daotao.fixed-header {
    position: fixed;
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.1);
}

.personabar-visible .header.header-daotao.fixed-header {
    width: calc(100% - 80px);
}

    .header.header-daotao.fixed-header .menu-bar .header_top {
        display: none;
    }