diff --git a/gec_overview.md b/gec_overview.md
index db3b72c..91bfbb7 100644
--- a/gec_overview.md
+++ b/gec_overview.md
@@ -2,4 +2,4 @@
 title: An overview of Grammatical Error Correction for the twelve MultiGEC-2025 languages
 ---
 
-<iframe src="gec_overview.pdf" title="An overview of Grammatical Error Correction for the twelve MultiGEC-2025 languages"></iframe> 
\ No newline at end of file
+<iframe src="gec_overview.pdf" title="An overview of Grammatical Error Correction for the twelve MultiGEC-2025 languages" width="100%" height="100%"></iframe> 
\ No newline at end of file