diff --git a/src/layouts/Layout.astro b/src/layouts/Layout.astro
index 5c724bf..3023fd3 100644
--- a/src/layouts/Layout.astro
+++ b/src/layouts/Layout.astro
@@ -1,6 +1,6 @@
 ---
 export interface Props {
-	title: string;
+  title: string;
 }
 
 const { title } = Astro.props;
@@ -8,53 +8,62 @@ const { title } = Astro.props;
 
 <!DOCTYPE html>
 <html lang="en">
-	<head>
-		<meta charset="UTF-8" />
-		<meta name="viewport" content="width=device-width" />
-		<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
-		<meta name="generator" content={Astro.generator} />
-		<title>{title}</title>
-	</head>
-	<body>
-		<slot />
-	</body>
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+    <meta name="generator" content={Astro.generator} />
+    <title>{title}</title>
+
+    <!-- meta tags for social media & SEO -->
+    <meta name="author" content="Sat Naing" />
+    <meta name="description" content="custom_description" />
+    <meta property="og:title" content="og_title" />
+    <meta property="og:description" content="og_description" />
+    <meta property="og:image" content="/some-image.png" />
+    <meta property="og:url" content="/this-page.html" />
+    <meta property="og:site_name" content="og_site_name" />
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:image:alt" content="twitter_image_description" />
+  </head>
+  <body>
+    <slot />
+    <style>
+      :root {
+        --font-size-base: clamp(1rem, 0.34vw + 0.91rem, 1.19rem);
+        --font-size-lg: clamp(1.2rem, 0.7vw + 1.2rem, 1.5rem);
+        --font-size-xl: clamp(2.44rem, 2.38vw + 1.85rem, 3.75rem);
+
+        --color-text: hsl(12, 5%, 4%);
+        --color-bg: hsl(10, 21%, 95%);
+        --color-border: hsl(17, 24%, 90%);
+      }
+
+      html {
+        font-family: system-ui, sans-serif;
+        font-size: var(--font-size-base);
+        color: var(--color-text);
+        background-color: var(--color-bg);
+      }
+
+      body {
+        margin: 0;
+      }
+    </style>
+
+    <style is:global>
+      h1 {
+        font-size: var(--font-size-xl);
+      }
+
+      h2 {
+        font-size: var(--font-size-lg);
+      }
+
+      code {
+        font-family: Menlo, Monaco, Lucida Console, Liberation Mono,
+          DejaVu Sans Mono, Bitstream Vera Sans Mono, Courier New, monospace;
+      }
+    </style>
+  </body>
 </html>
-<style>
-	:root {
-		--font-size-base: clamp(1rem, 0.34vw + 0.91rem, 1.19rem);
-		--font-size-lg: clamp(1.2rem, 0.7vw + 1.2rem, 1.5rem);
-		--font-size-xl: clamp(2.44rem, 2.38vw + 1.85rem, 3.75rem);
-
-		--color-text: hsl(12, 5%, 4%);
-		--color-bg: hsl(10, 21%, 95%);
-		--color-border: hsl(17, 24%, 90%);
-	}
-
-	html {
-		font-family: system-ui, sans-serif;
-		font-size: var(--font-size-base);
-		color: var(--color-text);
-		background-color: var(--color-bg);
-	}
-
-	body {
-		margin: 0;
-	}
-
-
-</style>
-
-<style is:global>
-	h1 {
-		font-size: var(--font-size-xl);
-	}
-
-	h2 {
-		font-size: var(--font-size-lg);
-	}
-
-	code {
-		font-family: Menlo, Monaco, Lucida Console, Liberation Mono, DejaVu Sans Mono,
-			Bitstream Vera Sans Mono, Courier New, monospace;
-	}
-</style>
