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