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