Fixed SEO

index.html

@@ -8,7 +8,7 @@
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
     <meta name="description" content="Ruble to USD exchange rate is important indicator of life level in Russia. It's like a roller coaster and reflect every dramatic moment in the history. Why not visualize it as a real roller coaster? It's so obvious, that even a russian name of this attraction in russian is 'American mountains'." />
     <meta name="keywords" content="ruble, usd, exchange rate, roller coaster, american mountains" />
-    <meta name="og:image" content="/splash.png" />
+    <meta property="og:image" content="splash.png">
     <link href="https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap" rel="stylesheet">
     <link rel="stylesheet" href="/src/style.css" />
     <title>Американские горки</title>