diff --git a/DNN Platform/Skins/Aperture/src/scss/utilities/_dimension.scss b/DNN Platform/Skins/Aperture/src/scss/utilities/_dimension.scss
index e69c2c71e87..00370d360fa 100644
--- a/DNN Platform/Skins/Aperture/src/scss/utilities/_dimension.scss	
+++ b/DNN Platform/Skins/Aperture/src/scss/utilities/_dimension.scss	
@@ -1,10 +1,12 @@
 @use "../variables/breakpoints";
 
-// Defaine maps for sizes
+// Define maps for sizes
 $sizes: (
     0: 0,
     25: 25%,
+    33: 33.33%,
     50: 50%,
+    66: 66.66%,
     75: 75%,
     100: 100%,
     auto: auto