diff --git a/components/page.js b/components/page.js
index a9bac7a..341a64f 100644
--- a/components/page.js
+++ b/components/page.js
@@ -135,7 +135,7 @@ export class Page extends HTMLElement {
 
   get body() {
     try {
-      return localStorage.getItem(this.path)
+      return localStorage.getItem(this.path) ?? ''
     } catch (err) {
       console.error(err)
       return ''
diff --git a/index.html b/index.html
index 6461ebd..946e66d 100644
--- a/index.html
+++ b/index.html
@@ -9,11 +9,10 @@
       }
       html {
         box-sizing: border-box;
-        height: 100vh;
-        height: 100svh;
       }
       body {
-        min-height: 100vh;
+        height: 100vh;
+        height: 100svh;
         max-width: 800px;
         margin: 0 auto;
       }
diff --git a/sw.js b/sw.js
index 9230f77..11e9ecb 100644
--- a/sw.js
+++ b/sw.js
@@ -9,7 +9,7 @@ async function initCache() {
     '/components/header.js',
     '/components/nav-menu.js',
     '/components/page-menu.js',
-  ]) //4
+  ]) //5
 }
 
 self.addEventListener("install", event => {