.nav-header {
    display: flex;
    flex-direction: row;
    justify-content: center;
    position: relative;
}

.nav-header .menu {
    display: block;
    width: 20px;
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    margin: auto;
}

.nav-header .logo {
    cursor: pointer;
    height: 80px;
}

.nav-header .nav-bk {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    width: 100vw;
    height: 100vh;
}

.nav-header .nav-bk .nav-list {
    background-color: #7999FF;
    margin-left: -160px;
    width: 160px;
    height: 100vh;
    padding: 20px 0 20px 20px;
}

.nav-header .nav-list > li {
    color: #FFFFFF;
    padding: 10px 0;
}

.nav-header .nav-list > li a:hover {
    color: #FFFFFF;
}

.arrow-up {
    background: url("../../img/arrow-up.png") no-repeat center center;
    background-size: cover;
    display: block;
    width: 10px;
    height: 10px;
    position: absolute;
    right: 14px;
    top: 14px;
    transition: 0.3s;
}

.arrow-up.active {
    transform: rotate(180deg);
    transition: 0.3s;
}

.nav-header .nav-list > li .slidedown {
    display: none;
    margin-top: 10px;
}

.nav-header .nav-list > li .slidedown li {
    padding: 10px 0 10px 40px;
}

.nav-header .language-tab {
    position: absolute;
    right: 8px;
    top: 17px;
}
.nav-header .language-tab a{
	font-size: 4.3vw;
  	color: #8BA7FF;
}

.nav-header .contact-info {
    display: none;
}