.main-header.menu-open{background-color:#fff!important;transition:background-color .2s ease}.main-header.culture-open{background-color:#0d0d0d!important}.main-header.culture-open .mega-menu-item .brx-submenu-toggle span{color:#fff!important}.main-header.culture-open .mega-menu-item .brx-submenu-toggle button i{color:#fff!important}