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