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