Fix demo project styling

Example/CSAppDelegate.m

@@ -30,14 +30,29 @@ @implementation CSAppDelegate
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
     self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
+
     CSViewController *viewController = [[CSViewController alloc] initWithStyle:UITableViewStylePlain];
     UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:viewController];
     self.window.rootViewController = navigationController;
     [self.window makeKeyAndVisible];
-    [[UINavigationBar appearance] setBarTintColor:[UIColor orangeColor]];
-    [[UINavigationBar appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName : [UIColor whiteColor]}];
 
+    [self setupAppearance];
+
     return YES;
 }
 
+- (void)setupAppearance {
+    if (@available(iOS 13.0, *)) {
+        UINavigationBarAppearance *barAppearance = [[UINavigationBarAppearance alloc] init];
+        barAppearance.backgroundColor = [UIColor orangeColor];
+        barAppearance.titleTextAttributes = @{NSForegroundColorAttributeName : [UIColor whiteColor]};
+
+        [[UINavigationBar appearance] setStandardAppearance:barAppearance];
+        [[UINavigationBar appearance] setScrollEdgeAppearance:barAppearance];
+    } else {
+        [[UINavigationBar appearance] setBarTintColor:[UIColor orangeColor]];
+        [[UINavigationBar appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName : [UIColor whiteColor]}];
+    }
+}
+
 @end

Toast.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>