diff --git a/documentation/adt-manual/style.css b/documentation/adt-manual/style.css
index 7c24fe5d2d..bdd9180e77 100644
--- a/documentation/adt-manual/style.css
+++ b/documentation/adt-manual/style.css
@@ -966,3 +966,9 @@ table {
    color: #fff;   
    text-decoration: underline;
 }
+
+.footnote {
+   font-size: small;
+   color: #333;
+}
+
diff --git a/documentation/bsp-guide/style.css b/documentation/bsp-guide/style.css
index 9d068a0f56..0895ec78b7 100644
--- a/documentation/bsp-guide/style.css
+++ b/documentation/bsp-guide/style.css
@@ -956,3 +956,9 @@ table {
    color: #fff;   
    text-decoration: underline;
 }
+
+.footnote {
+   font-size: small;
+   color: #333;
+}
+
diff --git a/documentation/kernel-manual/style.css b/documentation/kernel-manual/style.css
index 33a01d125a..197f9301ca 100644
--- a/documentation/kernel-manual/style.css
+++ b/documentation/kernel-manual/style.css
@@ -966,3 +966,9 @@ table {
    color: #fff;   
    text-decoration: underline;
 }
+
+.footnote {
+   font-size: small;
+   color: #333;
+}
+
diff --git a/documentation/poky-ref-manual/style.css b/documentation/poky-ref-manual/style.css
index 087e45c1fb..9dc317248d 100644
--- a/documentation/poky-ref-manual/style.css
+++ b/documentation/poky-ref-manual/style.css
@@ -966,3 +966,9 @@ table {
    color: #fff;   
    text-decoration: underline;
 }
+
+.footnote {
+   font-size: small;
+   color: #333;
+}
+
diff --git a/documentation/yocto-project-qs/style.css b/documentation/yocto-project-qs/style.css
index 21caf85da4..dd9725d2ea 100644
--- a/documentation/yocto-project-qs/style.css
+++ b/documentation/yocto-project-qs/style.css
@@ -966,3 +966,9 @@ table {
    color: #fff;   
    text-decoration: underline;
 }
+
+.footnote {
+   font-size: small;
+   color: #333;
+}
+