diff --git a/index.html b/index.html
index 1b974c7..9383799 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
   <meta charset="UTF-8">
   <title>touch grass</title>
   <meta name="description" content="touch grass">
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no" />
   <link rel="icon" type="image/png" href="/favicon.png">
   <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
 
@@ -15,6 +15,10 @@
       --background: url(assets/grass.png);
     }
 
+    * {
+      touch-action: manipulation;
+    }
+
     body {
       background: var(--background) !important;
       background-size: cover !important;
@@ -226,6 +230,15 @@
       );
     };
 
+    let lastTap = 0;
+    document.addEventListener("touchend", (e) => {
+      const now = Date.now();
+      if (now - lastTap < 500 && now - lastTap > 0) {
+        e.preventDefault();
+      }
+      lastTap = now;
+    }, { passive: false });
+
     document.body.addEventListener("pointerdown", (e) => {
       e.preventDefault();
       const center = { x: e.pageX, y: e.pageY };