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