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