Move visited selector guide to CSS selectors module

[estelle]

Move guide
update guide (was written in 2011)
add guide to module landing page.
reorder a few things on the landing page.

#218

[github-actions]

Preview URLs

• /en-US/docs/Mozilla/Firefox/Releases/4
• /en-US/docs/Web/CSS/:visited
• /en-US/docs/Web/CSS/CSS_selectors/Privacy_and_the_visited_selector
• /en-US/docs/Web/CSS/CSS_selectors
• /en-US/docs/Web/SVG/Element/image

Flaws (50)

Note! 1 document with no flaws that don't need to be listed. 🎉

URL: /en-US/docs/Mozilla/Firefox/Releases/4
Title: Firefox 4 for developers
Flaw count: 46

• broken_links:
  • Can't resolve /en-US/docs/Optimizing_graphics_performance
  • Can't resolve /en-US/docs/DOM/Animations_using_MozBeforePaint
  • Can't resolve /en-US/docs/DOM/HTMLWBRElement
  • Can't resolve /en-US/docs/Supporting_private_browsing_mode#detecting_whether_private_browsing_mode_is_permanent
  • Can't resolve /en-US/docs/Gecko-Specific_DOM_Events#mozafterpaint
  • and 33 more flaws omitted
• macros:
  • Macro produces link /en-US/docs/Web/API/document/mozSetImageElement which is a redirect
  • Macro produces link /en-US/docs/Web/API/range/getClientRects which is a redirect
  • Macro produces link /en-US/docs/Web/API/range/getBoundingClientRect which is a redirect
  • Macro produces link /en-US/docs/Web/API/window/history which is a redirect
  • Can't resolve /en-US/docs/Web/API/Element/beforescriptexecute
  • and 3 more flaws omitted

---

URL: /en-US/docs/Web/CSS/:visited
Title: :visited
Flaw count: 1

• macros:
  • Macro produces link /en-US/docs/Web/API/window/getComputedStyle which is a redirect

---

URL: /en-US/docs/Web/CSS/CSS_selectors/Privacy_and_the_visited_selector
Title: Privacy and the :visited selector
Flaw count: 2

• macros:
  • Macro produces link /en-US/docs/Web/API/window/getComputedStyle which is a redirect
  • Macro produces link /en-US/docs/Web/API/element/querySelector which is a redirect

---

URL: /en-US/docs/Web/SVG/Element/image
Title: <image>
Flaw count: 1

• macros:
  • Macro produces link /en-US/docs/Glossary/raster_image which is a redirect

External URLs (1)

URL: /en-US/docs/Web/CSS/CSS_selectors/Privacy_and_the_visited_selector
Title: Privacy and the :visited selector

• https://dbaron.org/mozilla/visited-privacy (1 time) (Note! This may be a new URL 👀)