<!DOCTYPE html> <html> <head> <style> input, div { height: 100px; display: inline-block; border: 0; padding: 0; font: 2em sans-serif; background: transparent; color: black; } input { -moz-appearance: none; } input::-moz-focus-inner { padding: 0; border: 0; } div { line-height: 100px; text-align: center; } </style> </head> <body> <input type='button' value='button' /> <div>button</div> </body> </html>