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