Add meta tags

diff --git a/index.html b/index.html
index 0ef827a05e6e37ea6c38c8f7b76acfa427dd8aa1..6cf7cd221d3a051a220d10db27968edf64c28ae5 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="Visualize the calculation of a block's hash on Ethereum and EVM-like blockchains.">
+  <meta property="og:title" content="Block Hash Calculator">
+  <meta property="og:description" content="Visualize the calculation of a block's hash on Ethereum and EVM-like blockchains.">
+  <meta property="og:type" content="website">
+  <meta property="og:url" content="https://blockhash.ardis.lu">
   <link rel="modulepreload" href="./calculate.js">
   <link rel="modulepreload" href="./vendor.min.js">
   <link rel="icon" href="data:,">