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