Add meta headers

diff --git a/index.html b/index.html
index 3f5862a3a9736a5ddf3049714d975d7945ece2d1..7d04998fe8754eafc142713f6b38c16e88d99070 100644 (file)
--- a/index.html
+++ b/index.html
@@ -4,6 +4,11 @@
 <head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta name="description" content="Calculate ERC-165 interface IDs from Solidity functions.">
+  <meta property="og:title" content="ERC-165 Calculator">
+  <meta property="og:description" content="Calculate ERC-165 interface IDs from Solidity functions.">
+  <meta property="og:type" content="website">
+  <meta property="og:url" content="https://erc165.ardis.lu">
   <link rel="icon" href="data:,">
   <title>ERC-165 Calculator</title>
   <style>