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