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