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