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