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