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