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