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