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