diff --git a/exampleSite/content/basics/customization/_index.en.md b/exampleSite/content/basics/customization/_index.en.md
index 0a12a87c54..39eddc5921 100644
--- a/exampleSite/content/basics/customization/_index.en.md
+++ b/exampleSite/content/basics/customization/_index.en.md
@@ -101,6 +101,7 @@ First, create a new CSS file in your local `static/css` folder prefixed by `them
     --MAIN-LINK-HOVER-color: #167ad0; /* Color of hovered links */
     --MAIN-ANCHOR-color: #1C90F3; /* color of anchors on titles */
 
+    /* adjusted to monokai chroma style */
     --MAIN-CODE-color: #e2e4e5; /* fallback color for code text */
     --MAIN-CODE-BG-color: #282a36; /* fallback color for code background */
 
diff --git a/static/css/theme-blue.css b/static/css/theme-blue.css
index 846f0f68e7..76f8ea5fb8 100644
--- a/static/css/theme-blue.css
+++ b/static/css/theme-blue.css
@@ -5,6 +5,7 @@
     --MAIN-LINK-HOVER-color: #167ad0; /* Color of hovered links */
     --MAIN-ANCHOR-color: #1C90F3; /* color of anchors on titles */
 
+    /* adjusted to monokai chroma style */
     --MAIN-CODE-color: #e2e4e5; /* fallback color for code text */
     --MAIN-CODE-BG-color: #282a36; /* fallback color for code background */
 
diff --git a/static/css/theme-green.css b/static/css/theme-green.css
index ffdcc40781..df948dd791 100644
--- a/static/css/theme-green.css
+++ b/static/css/theme-green.css
@@ -5,6 +5,7 @@
     --MAIN-LINK-HOVER-color: #3f6d2c; /* Color of hovered links */
     --MAIN-ANCHOR-color: #599a3e; /* color of anchors on titles */
 
+    /* adjusted to monokai chroma style */
     --MAIN-CODE-color: #e2e4e5; /* fallback color for code text */
     --MAIN-CODE-BG-color: #282a36; /* fallback color for code background */
 
diff --git a/static/css/theme-red.css b/static/css/theme-red.css
index f44e703379..1c1790d8f2 100644
--- a/static/css/theme-red.css
+++ b/static/css/theme-red.css
@@ -5,6 +5,7 @@
     --MAIN-LINK-HOVER-color: #d01616; /* Color of hovered links */
     --MAIN-ANCHOR-color: #f31c1c; /* color of anchors on titles */
 
+    /* adjusted to monokai chroma style */
     --MAIN-CODE-color: #e2e4e5; /* fallback color for code text */
     --MAIN-CODE-BG-color: #282a36; /* fallback color for code background */
 
diff --git a/static/css/theme-relearn.css b/static/css/theme-relearn.css
index ff206823bf..b21789a673 100644
--- a/static/css/theme-relearn.css
+++ b/static/css/theme-relearn.css
@@ -5,6 +5,7 @@
     --MAIN-LINK-HOVER-color: #0044ff; /* Color of hovered links */
     --MAIN-ANCHOR-color: #486ac9; /* color of anchors on titles */
 
+    /* adjusted to tango chroma style */
     --MAIN-CODE-color: #000000; /* fallback color for code text */
     --MAIN-CODE-BG-color: #f8f8f8; /* fallback color for code background */