diff --git a/docs_v1.0/doc_wasm/index.html b/docs_v1.0/doc_wasm/index.html
index 5ea42c3..94fbe16 100644
--- a/docs_v1.0/doc_wasm/index.html
+++ b/docs_v1.0/doc_wasm/index.html
@@ -11,7 +11,7 @@
 body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: #f5f5f5; color: #333; }
 #app { display: flex; min-height: 100vh; }
 html, body { height: 100%; }
-.sidebar { width: 260px; min-height: 100vh; background: #fff; border-right: 1px solid #ddd; padding: 20px; display: flex; flex-direction: column; }
+.sidebar { width: 260px; height: 100vh; position: sticky; top: 0; overflow-y: auto; background: #fff; border-right: 1px solid #ddd; padding: 20px; display: flex; flex-direction: column; }
 .sidebar h1 { font-size: 18px; margin-bottom: 16px; }
 .sidebar a { display: block; padding: 6px 0; color: #0066cc; text-decoration: none; font-size: 14px; cursor: pointer; }
 .sidebar a:hover { color: #003d80; }