.btn{ background-color: #fff; } .topnav { width:100%; display: inline-block; padding-bottom:5%; text-align:center; } .topnav a { display: inline-block; color: #FF6900; text-align: center; padding: 14px 16px; text-decoration: none; font-size: 17px; font-weight:bold; } a:hover { border-bottom: 3px solid #FF6900; }