diff --git a/iOS/Detail/DetailViewController.swift b/iOS/Detail/DetailViewController.swift
index b8088d4c0..f60c8f5e3 100644
--- a/iOS/Detail/DetailViewController.swift
+++ b/iOS/Detail/DetailViewController.swift
@@ -38,7 +38,7 @@ class DetailViewController: UIViewController {
 		NotificationCenter.default.addObserver(self, selector: #selector(statusesDidChange(_:)), name: .StatusesDidChange, object: nil)
 		NotificationCenter.default.addObserver(self, selector: #selector(articleSelectionDidChange(_:)), name: .ArticleSelectionDidChange, object: navState)
 		NotificationCenter.default.addObserver(self, selector: #selector(progressDidChange(_:)), name: .AccountRefreshProgressDidChange, object: nil)
-
+		NotificationCenter.default.addObserver(self, selector: #selector(contentSizeCategoryDidChange(_:)), name: UIContentSizeCategory.didChangeNotification, object: nil)
 	}
 
 	override func viewDidAppear(_ animated: Bool) {
@@ -125,6 +125,10 @@ class DetailViewController: UIViewController {
 		updateProgressIndicatorIfNeeded()
 	}
 	
+	@objc func contentSizeCategoryDidChange(_ note: Notification) {
+		reloadHTML()
+	}
+	
 	// MARK: Actions
 	
 	@IBAction func nextUnread(_ sender: Any) {
diff --git a/iOS/Resources/styleSheet.css b/iOS/Resources/styleSheet.css
index 028a8da76..41bf84199 100644
--- a/iOS/Resources/styleSheet.css
+++ b/iOS/Resources/styleSheet.css
@@ -3,8 +3,7 @@ body {
 	margin-bottom: 20px;
 	margin-left: 20px;
 	margin-right: 20px;
-	font-family: -apple-system-body;
-	font-size: 18px;
+	font: -apple-system-body;
 
 	word-wrap: break-word;
 	word-break: break-word;