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