diff --git a/src/main/resources/ui-structure/casinogameui.css b/src/main/resources/ui-structure/casinogameui.css
index 1ad76f5..a512edc 100644
--- a/src/main/resources/ui-structure/casinogameui.css
+++ b/src/main/resources/ui-structure/casinogameui.css
@@ -11,24 +11,6 @@
     -fx-background-repeat: no-repeat;
 }
 
-.chat-box {
-    -fx-background-color: #0d9e3b;
-    -fx-background-radius: 58;
-    -fx-border-radius: 50;
-    -fx-border-color: #5c3d10 #3d260a #3d260a #5c3d10;
-    -fx-border-width: 12;
-    -fx-padding: 20;
-    -fx-effect: dropshadow(one-pass-box, rgba(0,0,0,1), 0, 0, 15, 15);
-}
-
-.chat-header {
-    -fx-text-fill: #ffffff;
-    -fx-font-size: 22px;
-    -fx-font-weight: bold;
-    -fx-padding: 0 0 10 0;
-    -fx-effect: dropshadow(one-pass-box, #000000, 0, 0, 3, 3);
-}
-
 .info-text {
     -fx-text-fill: #ffffff;
     -fx-font-size: 16px;
@@ -65,12 +47,6 @@
     -fx-effect: dropshadow(one-pass-box, #000000, 0, 0, 3, 3);
 }
 
-.chat-separator {
-    -fx-background-color: #ffffff;
-    -fx-min-height: 4px;
-    -fx-effect: dropshadow(one-pass-box, #000000, 0, 0, 3, 3);
-}
-
 .taskbar {
     -fx-background-color: rgba(13, 158, 59);
     -fx-background-radius: 23;
@@ -273,56 +249,3 @@
     -fx-font-weight: bold;
     -fx-font-size: 16px;
 }
-
-.chat-scroll-pane {
-    -fx-background-color: transparent;
-    -fx-background: transparent;
-    -fx-border-color: transparent;
-}
-
-.chat-VBox {
-    -fx-background-color: transparent;
-    -fx-background: transparent;
-}
-.scroll-pane {
-    -fx-background-color: transparent;
-    -fx-border-color: transparent;
-}
-
-.scroll-pane .scroll-bar:vertical {
-    -fx-background-color: transparent;
-}
-
-.scroll-pane .scroll-bar .track {
-    -fx-background-color: #5c3d10;
-    -fx-background-insets: 0;
-    -fx-background-radius: 5;
-}
-
-.scroll-pane .scroll-bar .thumb {
-    -fx-background-color: #3d260a;
-    -fx-background-insets: 0;
-    -fx-background-radius: 5;
-    -fx-pref-width: 6;
-    -fx-pref-height: 6;
-    -fx-padding: 0;
-}
-
-.scroll-pane .scroll-bar:horizontal {
-    -fx-background-color: transparent;
-}
-
-.scroll-pane .scroll-bar:horizontal .track {
-    -fx-background-color: #5c3d10;
-    -fx-background-radius: 5;
-}
-
-.scroll-pane .scroll-bar:horizontal .thumb {
-    -fx-background-color: #3d260a;
-    -fx-background-radius: 5;
-    -fx-pref-height: 6;
-}
-
-.scroll-pane .scroll-bar:horizontal .thumb:hover {
-    -fx-pref-height: 10;
-}
diff --git a/src/main/resources/ui-structure/components/chatbox.fxml b/src/main/resources/ui-structure/components/chatbox.fxml
index ea52d2c..3e518ba 100644
--- a/src/main/resources/ui-structure/components/chatbox.fxml
+++ b/src/main/resources/ui-structure/components/chatbox.fxml
@@ -20,7 +20,8 @@
 <VBox xmlns="http://javafx.com/javafx/21"
       xmlns:fx="http://javafx.com/fxml/1"
       fx:controller="ch.unibas.dmi.dbis.cs108.casono.client.ui.chatui.ChatController"
-      alignment="CENTER">
+      alignment="CENTER"
+      stylesheets="@chatui.css">
 
     <!-- Innenabstand: Schafft oben, rechts und unten 30 Pixel Platz, links nur 10 Pixel (asymmetrisch) -->
     <padding>
diff --git a/src/main/resources/ui-structure/components/chatui.css b/src/main/resources/ui-structure/components/chatui.css
new file mode 100644
index 0000000..826aa7b
--- /dev/null
+++ b/src/main/resources/ui-structure/components/chatui.css
@@ -0,0 +1,155 @@
+.chat-box {
+    -fx-background-color: #0d9e3b;
+    -fx-background-radius: 58;
+    -fx-border-radius: 50;
+    -fx-border-color: #5c3d10 #3d260a #3d260a #5c3d10;
+    -fx-border-width: 12;
+    -fx-padding: 20;
+    -fx-effect: dropshadow(one-pass-box, rgba(0,0,0,1), 0, 0, 15, 15);
+}
+
+.chat-header {
+    -fx-text-fill: #ffffff;
+    -fx-font-size: 22px;
+    -fx-font-weight: bold;
+    -fx-padding: 0 0 10 0;
+    -fx-effect: dropshadow(one-pass-box, #000000, 0, 0, 3, 3);
+}
+
+.chat-separator {
+    -fx-background-color: #ffffff;
+    -fx-min-height: 4px;
+    -fx-effect: dropshadow(one-pass-box, #000000, 0, 0, 3, 3);
+}
+
+.black-input-field {
+    -fx-background-color: #1a1a1a;
+    -fx-text-fill: #ffffff;
+    -fx-font-family: "Courier New";
+    -fx-font-weight: bold;
+    -fx-background-radius: 8;
+    -fx-border-radius: 8;
+    -fx-border-color: #444444;
+    -fx-border-width: 2;
+    -fx-padding: 5 12;
+}
+
+.black-input-field:hover {
+    -fx-translate-y: -3;
+    -fx-effect: dropshadow(one-pass-box, rgba(0, 0, 0, 0.8), 0, 0, 3, 3);
+}
+
+
+.black-input-field:focused {
+    -fx-border-color: #ffffff;
+    -fx-background-color: #000000;
+}
+
+.gray-input-field {
+    -fx-background-color: #333333;
+    -fx-text-fill: #ffffff;
+    -fx-font-family: "Courier New";
+    -fx-font-weight: bold;
+    -fx-background-radius: 8;
+    -fx-border-radius: 8;
+    -fx-border-color: #666666;
+    -fx-color-color: #cccccc;
+    -fx-border-width: 2;
+    -fx-padding: 5 12;
+}
+
+.gray-input-field:hover {
+    -fx-translate-y: -3;
+    -fx-effect: dropshadow(one-pass-box, rgba(0, 0, 0, 0.8), 0, 0, 3, 3);
+}
+
+.gray-input-field:focused {
+    -fx-border-color: #ffffff;
+    -fx-background-color: #333333;
+}
+
+.yellow-button {
+    -fx-background-color: #b8860b;
+    -fx-border-color: #ffd700;
+    -fx-text-fill: #ffffff;
+}
+
+.red-button {
+    -fx-background-color: #8b0000;
+    -fx-border-color: #ff4444;
+    -fx-text-fill: #ffffff;
+}
+
+.gray-button {
+    -fx-background-color: #333333;
+    -fx-border-color: #666666;
+    -fx-text-fill: #cccccc;
+}
+
+.gray-button, .yellow-button, .red-button {
+    -fx-background-radius: 12;
+    -fx-border-radius: 12;
+    -fx-font-family: "Courier New";
+    -fx-font-weight: bold;
+    -fx-border-width: 2;
+    -fx-padding: 6 15;
+    -fx-cursor: hand;
+}
+
+.gray-button:hover, .yellow-button:hover, .red-button:hover {
+    -fx-translate-y: -3;
+    -fx-effect: dropshadow(one-pass-box, rgba(0, 0, 0, 0.8), 0, 0, 3, 3);
+}
+
+.chat-scroll-pane {
+    -fx-background-color: transparent;
+    -fx-background: transparent;
+    -fx-border-color: transparent;
+}
+
+.chat-VBox {
+    -fx-background-color: transparent;
+    -fx-background: transparent;
+}
+.scroll-pane {
+    -fx-background-color: transparent;
+    -fx-border-color: transparent;
+}
+
+.scroll-pane .scroll-bar:vertical {
+    -fx-background-color: transparent;
+}
+
+.scroll-pane .scroll-bar .track {
+    -fx-background-color: #5c3d10;
+    -fx-background-insets: 0;
+    -fx-background-radius: 5;
+}
+
+.scroll-pane .scroll-bar .thumb {
+    -fx-background-color: #3d260a;
+    -fx-background-insets: 0;
+    -fx-background-radius: 5;
+    -fx-pref-width: 6;
+    -fx-pref-height: 6;
+    -fx-padding: 0;
+}
+
+.scroll-pane .scroll-bar:horizontal {
+    -fx-background-color: transparent;
+}
+
+.scroll-pane .scroll-bar:horizontal .track {
+    -fx-background-color: #5c3d10;
+    -fx-background-radius: 5;
+}
+
+.scroll-pane .scroll-bar:horizontal .thumb {
+    -fx-background-color: #3d260a;
+    -fx-background-radius: 5;
+    -fx-pref-height: 6;
+}
+
+.scroll-pane .scroll-bar:horizontal .thumb:hover {
+    -fx-pref-height: 10;
+}