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