sync code with demo

Tom-Dynamsoft · Tom-Dynamsoft · commit 72b7e503dd7d · 2022-04-29T13:41:07.000+08:00
diff --git a/1.hello-world/9.read-video-electron/index.html b/1.hello-world/9.read-video-electron/index.html
@@ -3,12 +3,14 @@
 
 <head>
     <meta charset="UTF-8">
+    <meta name="description" content="Read barcodes from camera with Dynamsoft Barcode Reader in an Electron Application.">
+    <meta name="keywords" content="read barcode from camera in Electron">
     <title>Read barcodes from a video input in Electron!</title>
     <link href="style.css" rel="stylesheet">
 </head>
 
 <body>
-    <h1>Read barcodes from a video input</h1>
+    <h1 style="font-size: 1.5em;">Hello World for Electron</h1>
     <button id='readBarcode'>Read Barcode via Camera</button>
     <div id="UIElement">
         <div id="barcodeScannerUI"></div>
