style: improve header anchor styling

Jacky Zhao

2022-07-14 dff5ae0d4debfdb2de226984e86a987d99d039ad

1
2
3
{{if $.Site.Data.config.enableGitHubEdit}}
<a href="{{$.Site.Data.config.GitHubLink}}/{{.Path}}" rel="noopener">Edit Source</a>
{{end}}