diff --git a/docs/index.md b/docs/index.md
index a4c2e68..33d13cc 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -2,7 +2,7 @@
 title: Start
 ---
 
-<div style="position: relative; width: 100%; height: 800px overflow: hidden;">
+<div style="position: relative; width: 100%; height: 100vh overflow: hidden;">
 
 <video autoplay loop muted playsinline
          style="position: absolute; top: 50%; left: 50%;