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