.rich-text :first-child,.rich-text :where(:is(h1,h2,h3,h4,h5,h6)+*),.rich-text :where(p,ul,ol,blockquote,iframe):first-child{margin-top:0}.rich-text :last-child,.rich-text :where(p,ul,ol,blockquote,iframe):last-child{margin-bottom:0}