HTML Code:
<!DOCTYPE html><!-- Declares the document type as HTML -->
<html><!-- Root element of the HTML document -->
<head><!-- Contains metadata about the HTML document -->
<title>How to set the width of the top border</title><!-- Sets the title of the HTML document -->
<style type="text/css"> /* Begins a CSS style block */
h1.xyz {
/* Defines a CSS rule for h1 elements with class "xyz" */
border-style: solid; /* Sets the border style to solid */
border-width: 10px; /* Sets the border width to 10 pixels */
}
</style><!-- Ends the CSS style block -->
</head><!-- Ends the head section of the HTML document -->
<body><!-- Contains the content of the HTML document -->
<h1 class="xyz">w3resource Tutorial</h1><!-- Displays an h1 element with class "xyz" -->
<p><b>Note:</b> The default value is medium none color.</p><!-- Displays a note about the default border width -->
</body><!-- Ends the body section of the HTML document -->
</html><!-- Ends the HTML document -->
Explanation:
Live Demo:
See the Pen border-top-width-answer by w3resource (@w3resource) on CodePen.
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4