<!DOCTYPE HTML> <style> #a, #b { width: 100px; height: 100px; background-color: grey; -moz-appearance: none; box-shadow: 4px 4px 3px black; border: none !important; position: absolute; } #a { top: 20px; left: 20px; } #b { top: 170px; left: 20px; </style> <input type="button" id="a" value=""></input> <button id="b"></button>
