Enforce light mode.

* Enforce light mode.

Author: dmytrokhl

Classes/CardIOPaymentViewController.m

@@ -105,6 +105,12 @@ - (id)initWithRootViewController:(UIViewController *)rootViewController {
 
 - (void)viewDidLoad {
   [super viewDidLoad];
+  // Enforce light mode.
+  if (@available(iOS 13.0, *)) {
+    self.overrideUserInterfaceStyle = UIUserInterfaceStyleLight;
+  } else {
+    // Fallback on earlier versions
+  }
 }
 
 - (void)viewWillAppear:(BOOL)animated {

Classes/RootViewController.m

@@ -353,6 +353,13 @@ - (void)viewWillAppear:(BOOL)animated {
 - (void)viewDidLoad {
   [super viewDidLoad];
 
+  /// Enforce Light mode
+  if (@available(iOS 13.0, *)) {
+      self.overrideUserInterfaceStyle = UIUserInterfaceStyleLight;
+  } else {
+    // Fallback on earlier versions
+  }
+  
   self.hideableCardIOView.delegate = self;
 
   self.originalOutcomeLabelWidth = self.outcomeLabel.frame.size.width;