Issue title: broken link https://gomatcha.io/guide/layout
 Issue body: https://gomatcha.io/guide/layout is broken and is referred to in multiple places in the docs.
 Comments: 
 Comment 0: Thanks for the report!
{'source': 'GithubIssues', 'repo_name_with_owner': 'gomatcha/matcha', 'issue_id': 262480610, 'repo_stars': 3757.0}