404 not found is the collection of free HTML and CSS 404 page template examples that we have gathered. Take it free and apply to your website.
The 404 Not Found, HTTP 404, 404, 404 Error, Page Not Found, or File Not Found error message is a Hypertext Transfer Protocol (HTTP) standard response code, in computer network communications, to indicate that the browser was able to communicate with a given server, but the server could not find what was requested. The error may also be used when a server does not wish to disclose whether it has the requested information.
The website hosting server will typically generate a "404 Not Found" web page when a user attempts to follow a broken or dead link, hence the 404 error is one of the most recognizable errors encountered on the World Wide Web.