HTML Code:
<!DOCTYPE html><!-- Declaration of HTML5 document type -->
<html>
<head>
<title>How to define the thickness of the left border</title><!-- Title of the HTML document -->
<style type="text/css">
/* CSS styling */
h1 {
border-style: solid; /* Sets the border style for h1 elements to solid */
border-left-width: 20px; /* Sets the width of the left border for h1 elements to 20 pixels */
}
</style>
</head>
<body>
<p>w3resource Tutorial</p><!-- Paragraph content -->
<h1>border left width thickness</h1><!-- h1 element with a left border of 20 pixels in thickness -->
</body>
</html>
Explanation:
Live Demo:
See the Pen border-left-width-length-answer by w3resource (@w3resource) on CodePen.
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4