diff --git a/public/index.html b/public/index.html
index adc64282f326fe8f6e8464aa8195b9fda481293f..8fa316edfbbdaad588df01da2ffe426f34c0b2e4 100644
--- a/public/index.html
+++ b/public/index.html
@@ -36,8 +36,8 @@
 
     <style>
         canvas {
-            width: 100%;
-            height: 100%;
+            width: 100vw;
+            height: 90vh;
             padding-left: 0;
             padding-right: 0;
             margin-top: 20px;