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