diff --git a/components/presentation/Presentation.jsx b/components/presentation/Presentation.jsx
index f29bfc4..e1875a2 100644
--- a/components/presentation/Presentation.jsx
+++ b/components/presentation/Presentation.jsx
@@ -5,6 +5,17 @@ import Reveal from 'reveal.js';
 import 'reveal.js/dist/reveal.css';
 import { marked } from 'marked';
 
+const parseThemeFromContent = (content) => {
+  if (!content || !content.startsWith('---')) return null;
+  
+  const frontmatterEnd = content.indexOf('---', 3);
+  if (frontmatterEnd === -1) return null;
+  
+  const frontmatter = content.substring(3, frontmatterEnd);
+  const themeMatch = frontmatter.match(/theme:\s*(\w+)/);
+  return themeMatch ? themeMatch[1] : null;
+};
+
 const loadTheme = async (themeName) => {
   if (!themeName) return;
   
@@ -152,7 +163,7 @@ export default function Presentation({ data }) {
         revealRef.current.destroy();
       }
 
-      const themeName = data.theme || 'default';
+      const themeName = data.theme || parseThemeFromContent(data.content) || 'default';
       await loadTheme(themeName);
 
       revealRef.current = new Reveal(deckRef.current, REVEAL_CONFIG);