redesign to material standards and clean up some sylings

Server Dashboard/AttachedProperty/PasswordBoxProperties.cs

@@ -1,7 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using System.Windows;
+using System.Windows;
 using System.Windows.Controls;
 
 namespace Server_Dashboard {
@@ -22,22 +19,10 @@ namespace Server_Dashboard {
             HasTextProperty.SetValue((PasswordBox)sender);
         }
     }
+
     public class HasTextProperty : BaseAttachedProperty<HasTextProperty, bool> {
         public static void SetValue(DependencyObject sender) {
             SetValue(sender, ((PasswordBox)sender).SecurePassword.Length < 1);
         }
     }
-    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();
-                        };
-                    }
-                };
-            }
-        }
-    }
 }