diff --git a/bin/web/index.html b/bin/web/index.html
index dd3231e5..f64c886c 100644
--- a/bin/web/index.html
+++ b/bin/web/index.html
@@ -12,8 +12,8 @@
     text-align: center;
 }
 	img.fit {
-    max-width: 99%;
-    max-height: 99%;
+    max-width: 100vw;
+    max-height: 100vh;
 }
 	</style>
 	<title>Sapphire</title>