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