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