#header{position:fixed;top:0;left:0;right:0;z-index:100}.boton-men{background-color:#6254bf;width:80px;height:25px;margin-top:90px;border:none;color:white;padding:10px 20px;text-align:center;text-decoration:none;display:inline-block;font-size:16px;margin:4px 2px;cursor:pointer;border-radius:1px}.boton-men:hover{background-color:#fd00a7}