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