button { background: transparent; box-shadow: 0px 0px 0px transparent; border: 0px solid transparent; text-shadow: 0px 0px 0px transparent; } button:hover { background: transparent; box-shadow: 0px 0px 0px transparent; border: 0px solid transparent; text-shadow: 0px 0px 0px transparent; } button:active { outline: none; border: none; } button:focus { outline: 0; }

css button no style