h1:where(.wp-block-heading).has-background,h2:where(.wp-block-heading).has-background,h3:where(.wp-block-heading).has-background,h4:where(.wp-block-heading).has-background,h5:where(.wp-block-heading).has-background,h6:where(.wp-block-heading).has-background{padding:1.25em 2.375em}