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