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