diff --git a/app.py b/app.py
index 8cbc6c1..7c57b06 100644
--- a/app.py
+++ b/app.py
@@ -12,7 +12,7 @@ app = Flask(__name__)
 app.secret_key = os.environ.get('SECRET_KEY', 'dev-key')
 
 # Version der App
-APP_VERSION = "1.3.12"
+APP_VERSION = "1.3.13"
 
 # HTML-Template wird jetzt aus templates/index.html geladen
 
diff --git a/templates/index.html b/templates/index.html
index a4d156c..b91dbc8 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -398,11 +398,11 @@ button:focus, .accordion-header:focus {
     color: #fff;
 }
 .header-wochentag {
-    background: #ea580c;
+    background: #dc2626;
     color: #fff;
 }
 .header-wochentag.active, .header-wochentag:hover {
-    background: #c2410c;
+    background: #b91c1c;
     color: #fff;
 }
 .header-plusminus-tage {
@@ -438,11 +438,11 @@ button:focus, .accordion-header:focus {
     color: #fff;
 }
 .header-kw-datum {
-    background: #ca8a04;
+    background: #a16207;
     color: #fff;
 }
 .header-kw-datum.active, .header-kw-datum:hover {
-    background: #a16207;
+    background: #854d0e;
     color: #fff;
 }
 .header-plusminus {