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