Restrict range of `line-break: strict`

src/client/theme-default/styles/base.css

@@ -237,7 +237,8 @@ p {
   overflow-wrap: break-word;
 }
 
-:where(:lang(zh), :lang(ja), :lang(ko)) {
+/* Should we apply `line-break: strict` to the other headings and body text as well? */
+:where(:lang(zh), :lang(ja), :lang(ko)) :where(h1, .tagline) {
   line-break: strict;
 }