Element block pseudo-class :active generated with box-shadow 0px 0px 9px rgba(0,0,0,0.5) overflow hidden background padding 20px line-height 1 width 160px float none border 0px rgba(0,0,0,1) solid font-weight normal cursor default display block position static margin 0px z-index auto transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto box-sizing content-box transition border-radius font-size 16px