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