diff --git a/app/assets/stylesheets/theme1/_structure.css.sass b/app/assets/stylesheets/theme1/_structure.css.sass
index 59f7de3f..8019ca26 100644
--- a/app/assets/stylesheets/theme1/_structure.css.sass
+++ b/app/assets/stylesheets/theme1/_structure.css.sass
@@ -1,3 +1,4 @@
+$cth-height: 48px
 =linear-gradient($pos, $G1, $G2: null, $G3: null, $G4: null, $G5: null, $G6: null, $G7: null, $G8: null, $G9: null, $G10: null, $fallback: null)
   // Detect what type of value exists in $pos
   $pos-type: type-of(nth($pos, 1))