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