diff --git a/html/index.html b/html/index.html
index 25b89a8..eb8839c 100644
--- a/html/index.html
+++ b/html/index.html
@@ -23,8 +23,8 @@
             position: fixed;
             top: 0;
             left: 0;
-            width: 100vw;
-            height: 100vh;
+            width: 100%;
+            height: 100%;
             margin: 0;
             padding: 0;
             display: block;