diff --git a/index.html b/index.html
index 92c2b45..c74c1a4 100644
--- a/index.html
+++ b/index.html
@@ -1,9 +1,15 @@
 <!doctype html>
 <html lang="en">
 <head>
+  <title>What is Magnetic-core memory?</title>
   <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <meta name="description" content="HTML & CSS Course Examples.">
   <meta name="author" content="Sebastian Wendel"/>
   <meta name="created" content="2024-02-09T14:14:22.450262740"/>
+  <meta property="og:title" content="What is Magnetic-core memory?" />
+  <meta property="og:description" content="HTML & CSS Course Examples." />
+  <meta property="og:image" content="/image.png" />
   <script src="./js/tailwindcss.js?plugins=forms,typography,aspect-ratio,line-clamp"></script>
   <link rel="stylesheet" href="./css/srx.css">
 </head>
