diff --git a/app/statistic/templates/statistic/overview.html b/app/statistic/templates/statistic/overview.html
index 10146fa..f0230bd 100644
--- a/app/statistic/templates/statistic/overview.html
+++ b/app/statistic/templates/statistic/overview.html
@@ -28,7 +28,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
+        background: rgba(var(--bs-primary-rgb),1) !important;
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_broken.html b/app/statistic/templates/statistic/overview_broken.html
index 3ec39fc..ea6b272 100644
--- a/app/statistic/templates/statistic/overview_broken.html
+++ b/app/statistic/templates/statistic/overview_broken.html
@@ -150,7 +150,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
+        background: rgba(var(--bs-primary-rgb),1) !important;
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_clean.html b/app/statistic/templates/statistic/overview_clean.html
index 94e6cd1..bb2906e 100644
--- a/app/statistic/templates/statistic/overview_clean.html
+++ b/app/statistic/templates/statistic/overview_clean.html
@@ -33,7 +33,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
+        background:rgba(var(--bs-primary-rgb),1) !important;
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_full.html b/app/statistic/templates/statistic/overview_full.html
index f295f9d..393cca7 100644
--- a/app/statistic/templates/statistic/overview_full.html
+++ b/app/statistic/templates/statistic/overview_full.html
@@ -150,7 +150,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
+        background: rgba(var(--bs-primary-rgb),1) !important;
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_minimal.html b/app/statistic/templates/statistic/overview_minimal.html
index 94e6cd1..a0114ee 100644
--- a/app/statistic/templates/statistic/overview_minimal.html
+++ b/app/statistic/templates/statistic/overview_minimal.html
@@ -33,7 +33,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
+        background: rgba(var(--bs-primary-rgb),1) !important;
         color: white;
         padding: 15px 20px;
         border-radius: 10px;