Accessibility testing
- [x] [Keyboard navigation](https://docs.gitlab.com/development/fe_guide/accessibility/best_practices/#support-keyboard-only-use) - [ ] [Headings](https://docs.gitlab.com/development/fe_guide/accessibility/best_practices/#provide-a-good-document-outline) - Footer headings use h3, which may be out of order - Landing page headings are out of order (some h3's appear before the first h2) - [x] Forms - [ ] [Aria](https://docs.gitlab.com/development/fe_guide/accessibility/best_practices/#when-to-use-aria) - [ ] Color contrast - Landing page: "See them all" is a link distinguished only by color For future consideration: Our headings are not always well ordered, ie always in order from h1 to h6 without skipping any levels. Achieving this might be difficult for this site. [ best practices ](http://localhost:1313/development/fe_guide/accessibility/best_practices/#provide-a-good-document-outline) Our site does not use semantic html whenever possible. Semantic HTML is preferred over aria attributes. [ best practices ](http://localhost:1313/development/fe_guide/accessibility/best_practices/#provide-a-good-document-outline) <!-- template sourced from https://gitlab.com/gitlab-org/technical-writing/docs-gitlab-com/-/blob/main/.gitlab/issue_templates/Default.md -->
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