Element block pseudo-class :active generated with background line-height 1px border-radius transition opacity 1 outline none width auto height auto border 0px rgba(0,0,0,1) solid float none font-size 16em font-weight bold overflow visible cursor default text-shadow transform z-index auto box-shadow 4px 4px 6px rgba(0,0,0,0.5) box-sizing content-box position static padding -1px margin 3px display block