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