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