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