diff --git a/css/theme/latex.css b/css/theme/latex.css
index d6e30f8..0685de0 100644
--- a/css/theme/latex.css
+++ b/css/theme/latex.css
@@ -14,6 +14,7 @@ section {
   --primary-dark: #928c1b;
   --secondary: #bbd6ec;
   --secondary-dark: #3f5d75;
+  --secondary-light: #eaf2f9;
   --margin: 0.1; }
 
 /* basic layout */
@@ -326,6 +327,7 @@ h1 {
 h2 {
   line-height: 1.2; }
 
+p[data-category]::before,
 h2[data-category]::before {
   content: attr(data-category);
   font-size: .7em;
diff --git a/css/theme/source/latex.scss b/css/theme/source/latex.scss
index a10d4f6..38f81d0 100644
--- a/css/theme/source/latex.scss
+++ b/css/theme/source/latex.scss
@@ -14,6 +14,7 @@ section {
   --primary-dark: #928c1b;
   --secondary: #bbd6ec;
   --secondary-dark: #3f5d75;
+  --secondary-light: #eaf2f9;
   --margin: 0.1;
 }
 
@@ -410,6 +411,7 @@ h2 {
   line-height: 1.2;
 }
 
+p[data-category]::before,
 h2[data-category]::before {
   content: attr(data-category);
   font-size: .7em;