header{color:#000;background:#fff;border-bottom:solid 1px #ccc;height:80px;display:flex}header ._brand_b01o1_8{padding:.5em;font-size:28px}header ._hamburger_b01o1_13{border:solid 1px red}nav{position:relative;top:100%;left:0;margin:0;border:solid 1px red}nav ul{border:solid 1px white;margin:0;padding:0}nav ul li a{display:block;padding:1em;border-bottom:solid 1px #ccc}