diff --git a/projects/aca-content/src/lib/ui/overrides/adf-about.theme.scss b/projects/aca-content/src/lib/ui/overrides/adf-about.theme.scss
index dd4be04a4f..3d9df5b1a5 100644
--- a/projects/aca-content/src/lib/ui/overrides/adf-about.theme.scss
+++ b/projects/aca-content/src/lib/ui/overrides/adf-about.theme.scss
@@ -16,13 +16,10 @@
       margin: 24px !important;
       width: 95%;
       border: 1px solid var(--theme-about-panel-border-color);
-      background-color: var(--theme-about-panel-background-color);
     }
 
     mat-expansion-panel-header {
-      display: flex;
       height: 80px !important;
-      padding: 24px;
       line-height: 32px;
     }
 
@@ -31,8 +28,6 @@
       font-weight: 700;
       font-size: 14px;
       line-height: 24px;
-      color: var(--theme-about-panel-title-color);
     }
-
   }
 }
diff --git a/projects/aca-content/src/lib/ui/overrides/adf-pagination.theme.scss b/projects/aca-content/src/lib/ui/overrides/adf-pagination.theme.scss
index 04db7a883a..e8fd8a22fa 100644
--- a/projects/aca-content/src/lib/ui/overrides/adf-pagination.theme.scss
+++ b/projects/aca-content/src/lib/ui/overrides/adf-pagination.theme.scss
@@ -12,7 +12,6 @@
     height: 32px !important;
     line-height: 24px !important;
     padding: 16px 0;
-    background: var(--theme-pagination-background-color);
   }
 
   .adf-pagination__range-block {
diff --git a/projects/aca-content/src/lib/ui/variables/variables.scss b/projects/aca-content/src/lib/ui/variables/variables.scss
index 8205b50c6f..6ce50b4d07 100644
--- a/projects/aca-content/src/lib/ui/variables/variables.scss
+++ b/projects/aca-content/src/lib/ui/variables/variables.scss
@@ -1,9 +1,6 @@
 /* stylelint-disable scss/no-global-function-names */
 @use '@angular/material' as mat;
 
-$warn: map-get($custom-theme, warn);
-$accent: map-get($custom-theme, accent);
-$primary: map-get($custom-theme, primary);
 $foreground: map-get($custom-theme, foreground);
 $background: map-get($custom-theme, background);
 
@@ -42,11 +39,6 @@ $aca-user-initials-text-color: #212121;
 
 // CSS Variables
 $defaults: (
-  --theme-primary-color: mat.get-color-from-palette($primary),
-  --theme-primary-color-default-contrast: mat.get-color-from-palette($primary, default-contrast),
-  --theme-warn-color: mat.get-color-from-palette($warn),
-  --theme-accent-color: mat.get-color-from-palette($accent),
-  --theme-background-color: mat.get-color-from-palette($background, background),
   --theme-text-color: mat.get-color-from-palette($foreground, text, 0.54),
   --theme-text-bold-color: mat.get-color-from-palette($foreground, text, 0.87),
   --theme-title-color: mat.get-color-from-palette($foreground, text, 0.87),