diff --git a/src/video-grid/VideoTile.module.css b/src/video-grid/VideoTile.module.css
index 8998f06..d5cbe85 100644
--- a/src/video-grid/VideoTile.module.css
+++ b/src/video-grid/VideoTile.module.css
@@ -43,6 +43,8 @@
 .videoTile.maximised {
   position: relative;
   border-radius: 0;
+  height: 100%;
+  width: 100%;
 }
 
 .videoTile.screenshare > video {