meta tags html

HTML
<head>
  <meta charset="UTF-8">
  <meta name="description" content="Free Web tutorials">
  <meta name="keywords" content="HTML, CSS, JavaScript">
  <meta name="author" content="John Doe">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>    <head>

  
 <meta charset="UTF-8">

  
 <meta name="description" content="Free Web tutorials">

  
 <meta name="keywords" content="HTML,CSS,XML,JavaScript">

  
 <meta name="author" content="John Doe">
  <meta 
    name="viewport" content="width=device-width, initial-scale=1.0">

 </head>
 <meta name="author" content="John Doe">
 <meta http-equiv="refresh" content="30">
 
<meta name="viewport" content="width=device-width, initial-scale=1.0">

 <meta name="description" content="Free Web tutorials on HTML and CSS">
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