how to link css to html

CSS
  <link rel="stylesheet" href="styles.css"><link rel="stylesheet" href="styles.css">  <link rel="stylesheet" href="PathToYourFile.css"><link rel=“stylesheet” type=“text/css” href=“style.css” />    <head>

       
      <link rel="stylesheet" type="text/css" href="theme.css">

    </head>
 <link rel="stylesheet" type="text/css" href="style.css">
Source

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