Element button pseudo-element :before generated with border-radius padding 20px font-size 18px height 300px position static transition box-sizing content-box border 0px rgba(0,0,0,1) solid display block opacity 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 26 font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) width 250px background z-index auto float none outline none overflow hidden transform margin 0px cursor default