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