diff --git a/lib/widget/repo_overview.dart b/lib/widget/repo_overview.dart
index c971063..dced1b7 100644
--- a/lib/widget/repo_overview.dart
+++ b/lib/widget/repo_overview.dart
@@ -142,17 +142,19 @@ class _RepoHome extends State<RepoHome> {
               var file = snapshot.data!;
               final content = utf8.decode(base64.decode(file.content!));
 
-              return SizedBox(
-                  width: (media.width > 600)
-                      ? media.width * 0.6
-                      : media.width * 0.9,
+              return Center(
+                child: SizedBox(
+                    width: (media.width > 600)
+                        ? media.width * 0.6
+                        : media.width * 0.9,
 
-                  height: media.height - padding.top - padding.bottom -kToolbarHeight -kBottomNavigationBarHeight-30,
-                  child: Column(
-                children: [
-                  Expanded(child: Markdown(selectable: true, data: content)),
-                ],
-              ));
+                    height: media.height - padding.top - padding.bottom -kToolbarHeight -kBottomNavigationBarHeight-30,
+                    child: Column(
+                  children: [
+                    Expanded(child: Markdown(selectable: true, data: content)),
+                  ],
+                )),
+              );
             } else {
               return const Center(
                 child: CircularProgressIndicator(),