diff --git a/src/theme/highlight.css b/src/theme/highlight.css
index ba57b82b27..352c79b961 100644
--- a/src/theme/highlight.css
+++ b/src/theme/highlight.css
@@ -16,6 +16,7 @@
 .hljs-variable,
 .hljs-template-variable,
 .hljs-attribute,
+.hljs-attr,
 .hljs-tag,
 .hljs-name,
 .hljs-regexp,
diff --git a/src/theme/tomorrow-night.css b/src/theme/tomorrow-night.css
index 81fe276e7f..11752b8a8c 100644
--- a/src/theme/tomorrow-night.css
+++ b/src/theme/tomorrow-night.css
@@ -11,6 +11,7 @@
 /* Tomorrow Red */
 .hljs-variable,
 .hljs-attribute,
+.hljs-attr,
 .hljs-tag,
 .hljs-regexp,
 .ruby .hljs-constant,
@@ -54,6 +55,7 @@
 
 /* Tomorrow Aqua */
 .hljs-title,
+.hljs-section,
 .css .hljs-hexcolor {
   color: #8abeb7;
 }