Update themes

wp-content/themes/twentynineteen/sass/typography/_headings.scss

@@ -18,14 +18,13 @@
 .site-title,
 .site-info,
 #cancel-comment-reply-link,
-img:after,
 h1,
 h2,
 h3,
 h4,
 h5,
 h6 {
-	font-family: $font__heading;
+	@include font-family( $font__heading );
 }
 
 .main-navigation,
@@ -53,7 +52,7 @@ h6 {
 }
 
 .page-title {
-	font-family: $font__body;
+	@include font-family( $font__body );
 }
 
 .site-branding,
@@ -146,13 +145,20 @@ h6 {
 .error-404 .page-title,
 .comments-title,
 blockquote {
+	-webkit-hyphens: auto;
+	-moz-hyphens: auto;
+	-ms-hyphens: auto;
 	hyphens: auto;
 	word-break: break-word;
+	word-wrap: break-word;
 }
 
 /* Do not hyphenate entry title on tablet view and bigger. */
 .entry-title {
 	@include media(tablet) {
+		-webkit-hyphens: none;
+		-moz-hyphens: none;
+		-ms-hyphens: none;
 		hyphens: none;
 	}
 }