Check out example codes for "running html in cmd". It will help you in understanding the concepts better.

Code Example 1

<!-- :
@echo off
mshta.exe "%~f0"
exit /b %errorlevel%
-->

<html>
<head>
<title>HTML IN CMD</title>
<!--meta http-equiv="X-UA-Compatible" content="IE=edge"--> 
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"/>
</head>
<body>
  <h1 class="text-primary"> Hello Wordl Using Bootstrap 4 </h1>
</body>
</html>

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