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