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