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