diff --git a/.github/workflows/close_prs.yml b/.github/workflows/close_prs.yml
deleted file mode 100644
index 0d0cc57ea..000000000
--- a/.github/workflows/close_prs.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-name: Close Pull Request
-
-on:
-  pull_request_target:
-    types: [opened]
-
-jobs:
-  run:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: superbrothers/close-pull-request@v3
-      with:
-        # Optional. Post a issue comment just before closing a pull request.
-        comment: "Congratulations! You have completed the lab. Closing for maintainence purpose."
diff --git a/style.css b/style.css
index b1a4e3b87..e5b7463ec 100644
--- a/style.css
+++ b/style.css
@@ -3,6 +3,6 @@
 }
 .circle{
 			border-radius:50%;
-			width:300px;
-			height:300px;
+			width:500px;
+			height:500px;
 }