nav ul ul{position:absolute!important;top:100%!important;left:0!important;display:none!important;z-index:9999;background-color:#16b0d3;box-shadow:0 4px 8px rgba(0,0,0,0.1)}nav ul li:hover>ul{display:block!important}header nav ul.sub-menu{background-color:#16b0d3!important;padding:0!important;border-radius:4px}header nav ul.sub-menu li{background-color:#16b0d3!important}header nav ul.sub-menu li a{color:#ffffff!important;display:block;padding:10px 15px;text-decoration:none}header nav ul.sub-menu li a:hover{background-color:#0678bc!important}