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app/templates/common/404.html

@@ -0,0 +1,8 @@
+{%- from 'common/macros.html' import subheader -%}
+{%- extends 'base.html' -%}
+{%- block title -%}Not found{%- endblock -%}
+{%- block content -%}
+{%- call() subheader('404 Not Found') -%}
+<span>The requested URL was not found.</span>
+{%- endcall -%}
+{%- endblock -%}