Element block pseudo-class :active generated with border-radius transform height auto position static padding 20px display block box-sizing content-box margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition border 0px rgba(0,0,0,1) solid width 160px background font-weight normal font-size 16px z-index auto float none overflow hidden cursor default line-height 1 box-shadow 2px 1px 1px rgba(0,0,0,0.3)