<!DOCTYPE html>
<html>
<head>
{{ partial "head.html" . }}
{{ partial "mathjax.html" . }}
<title>{{ .Title }} | {{ .Site.Title }}</title>
<style>
img {max-width:100%; height:auto;}
@media (prefers-color-scheme: dark) {
img {filter:invert(100%);}
}
</style>
</head>
<body>
{{ partial "navigation.html" . }}
<p>
Categories:
{{ $len := len .Params.categories }}
{{ $idx := 0 }}
{{ range sort .Params.categories }}
{{ $idx = add $idx 1 }}
{{ $url := replace . " " "-" | lower }}
<a href="/know/category/{{ $url }}/">{{ . }}</a>{{ if eq $idx $len }}.{{ else }},{{end}}
{{ end }}
</p>
{{ .Content }}
{{ partial "footer.html" . }}
</body>
</html>