Element block pseudo-element :before generated with box-sizing content-box opacity 1 width auto float none font-size 16px margin 0px text-shadow border 0px rgba(0,0,0,1) solid background outline none height auto position static box-shadow 2px 2px 2px rgba(0,0,0,0.3) transform line-height normal cursor default font-weight normal z-index auto display block border-radius padding 0px overflow visible transition