Minor changes to readme size

lib/widget/repo_overview.dart

@@ -120,12 +120,12 @@ class _RepoHome extends State<RepoHome> {
   @override
   Widget build(BuildContext context) {
     final media = MediaQuery.of(context).size;
-
+    final padding = MediaQuery.of(context).viewPadding;
     return Column(children: [
-      Text(
+      /*Text(
         widget.repo.fullName!,
         style: Theme.of(context).textTheme.headline3,
-      ),
+      ),*/
       FutureBuilder<RepoFile>(
           future: readmeRequest,
           builder: (context, snapshot) {
@@ -142,14 +142,16 @@ class _RepoHome extends State<RepoHome> {
               var file = snapshot.data!;
               final content = utf8.decode(base64.decode(file.content!));
 
-              return SingleChildScrollView(
-                  child: Center(
-                child: SizedBox(
-                    width: (media.width > 600)
-                        ? media.width * 0.6
-                        : media.width * 0.9,
-                    height: media.height * 0.7,
-                    child: Markdown(selectable: true, data: content)),
+              return 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)),
+                ],
               ));
             } else {
               return const Center(
@@ -308,7 +310,7 @@ class _RepoIssues extends State<RepoIssues> {
           appBar: PreferredSize(
             preferredSize: const Size.fromHeight(kToolbarHeight),
             child: Container(
-              color: Colors.lightGreen, ,
+              color: Colors.lightGreen,
               child: SafeArea(
                 child: Column(
                   children: <Widget>[