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