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