[pre-commit.ci] Fixing issues with pre-commit

Author: pre-commit-ci[bot]

docs/css/custom.css

@@ -34,4 +34,4 @@
 .language-console.highlight code span.c1,
 .language-bash.highlight code span.c1 {
   color: var(--md-code-hl-comment-color);
-}
+}