<!DOCTYPE html>
<html>
<head>
<title>404 Error</title>
<style>
body {
font-family: Arial, sans-serif;
padding: 30px;
}
h2 {
color: #ff0000;
}
p {
margin-bottom: 10px;
}
</style>
</head>
<body>
<h2>404 Error: No Mapping Found</h2>
<p>It seems that the requested resource does not have a mapping in the server.</p>
<p>To troubleshoot this issue, please check the URL you are using and ensure that it matches an existing mapping on the server.</p>
<p>If you believe this is a mistake, please contact the server administrator for further assistance.</p>
</body>
</html>
Explanation:
The above HTML content represents a basic error page for a “404 Error: No Mapping Found” scenario. Here’s a breakdown of each section:
– `DOCTYPE`: Specifies the document type as HTML5.
– `head`: Contains the metadata and styling for the page.
– `title`: Sets the title of the error page to “404 Error”.
– `style`: Defines the CSS styles for the body, header, and paragraphs in the page.
– `body`: Contains the content of the error page.
– `h2`: Displays the main heading as “404 Error: No Mapping Found” in red color.
– `p`: Provides an introductory message explaining that the requested resource does not have a mapping in the server.
– `p`: Suggests troubleshooting steps, such as verifying the URL and checking for existing mappings.
– `p`: Advises contacting the server administrator for further assistance if the issue persists.
Feel free to customize the HTML content as per your requirements, such as adding additional styling or including any relevant error messages specific to your application.