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404 Custom Error Page Example
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>404 Custom Error Page Example</title> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"> </head> <body> <div class="container mt-5 pt-5"> <div class="alert alert-danger text-center"> <h2 class="display-3">404</h2> <p class="display-5">Oops! Something is wrong.</p> </div> </div> </body> </html>