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