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