Describes the cause and action for error messages.
Error Message(English)：
pages error page
Topic: 404-pages ・ GitHub
https://github.com/topics/404-pages
Topic: 404-pages ・ GitHub
https://github.com/topics/404-pages?l=html
Github 500 error page | Design- 404 Pages | Error page, Mobile app ...
https://www.pinterest.jp/pin/52846995601126094/
GitHub's Angry Unicorn.... scary... - Pinterest
https://www.pinterest.jp/pin/348958671098428331/
15 Best 404 Pages images | Error page, Page design, Creative
https://www.pinterest.jp/designincuk/404-pages/
Source: pages/error-page/error-page.js - GitHub Pages
https://opus1269.github.io/screensaver/gen/pages_error-page_error-page.js.html
Documentation Source: pages/error-page.js - GitHub Pages
http://opus1269.github.io/photo-screen-saver/gen/pages_error-page.js.html
32 Best The Best Error Pages On The Internet images | Error page ...
https://www.pinterest.com/integrations/the-best-error-pages-on-the-internet/
8 Best 404 Pages images | Error page, Web Design, Page 404
https://www.pinterest.com/laroccaf/404-pages/