redesign to material standards and clean up some sylings

Server Dashboard/AttachedProperty/WindowProperties.cs

@@ -0,0 +1,17 @@
+using System.Windows;
+
+namespace Server_Dashboard {
+    public class CloseProperty : BaseAttachedProperty<CloseProperty, bool> {
+        public override void OnValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e) {
+            if (sender is Window window) {
+                window.Loaded += (s, e) => {
+                    if (window.DataContext is IWindowHelper wh) {
+                        wh.Close += () => {
+                            window.Close();
+                        };
+                    }
+                };
+            }
+        }
+    }
+}