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