Element button pseudo-class :active generated with font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none position static overflow hidden background display block cursor default transform width 160px margin 0px z-index auto line-height 1 border 0px rgba(0,0,0,1) solid box-sizing content-box font-weight bold padding 20px height auto transition border-radius