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