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