diff --git a/src/GridDemo.module.css b/src/GridDemo.module.css
index b20a1be9..84b86b5d 100644
--- a/src/GridDemo.module.css
+++ b/src/GridDemo.module.css
@@ -1,10 +1,8 @@
 .gridDemo {
-  position: absolute;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  overflow: hidden;
+  position: relative;
   display: flex;
   flex-direction: column;
+  width: 100vw;
+  height: 100vh;
+  overflow: hidden;
 }