Twenty Seventeen: Fix double bottom-margins below embeds

Corrects an issue where both the containing paragraph and embed had bottom margins, causing unwanted extra space.

Props westonruter.

Fixes #42118.


git-svn-id: https://develop.svn.wordpress.org/trunk@41888 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-content/themes/twentyseventeen/style.css

@@ -2820,6 +2820,14 @@ object {
 	max-width: 100%;
 }
 
+/* Remove bottom on embeds that wrapped in paragraphs via wpautop. */
+
+p > embed:only-child,
+p > iframe:only-child,
+p > object:only-child {
+	margin-bottom: 0;
+}
+
 .wp-caption,
 .gallery-caption {
 	color: #666;