diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..1abf123
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "themes/huell"]
+	path = themes/huell
+	url = https://git.karaolidis.com/karaolidis/huell.git
diff --git a/hugo.toml b/hugo.toml
index bb8f1a0..a391e7c 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -1,4 +1,4 @@
 baseURL = 'https://www.karaolidis.com/'
 languageCode = 'en-us'
 title = 'Jupiter Lab'
-theme = 'caldwell-59'
+theme = 'huell'
diff --git a/themes/caldwell-59/archetypes/default.md b/themes/caldwell-59/archetypes/default.md
deleted file mode 100644
index 25b6752..0000000
--- a/themes/caldwell-59/archetypes/default.md
+++ /dev/null
@@ -1,5 +0,0 @@
-+++
-date = '{{ .Date }}'
-draft = true
-title = '{{ replace .File.ContentBaseName "-" " " | title }}'
-+++
diff --git a/themes/caldwell-59/assets/css/main.css b/themes/caldwell-59/assets/css/main.css
deleted file mode 100644
index 166ade9..0000000
--- a/themes/caldwell-59/assets/css/main.css
+++ /dev/null
@@ -1,22 +0,0 @@
-body {
-  color: #222;
-  font-family: sans-serif;
-  line-height: 1.5;
-  margin: 1rem;
-  max-width: 768px;
-}
-
-header {
-  border-bottom: 1px solid #222;
-  margin-bottom: 1rem;
-}
-
-footer {
-  border-top: 1px solid #222;
-  margin-top: 1rem;
-}
-
-a {
-  color: #00e;
-  text-decoration: none;
-}
diff --git a/themes/caldwell-59/assets/js/main.js b/themes/caldwell-59/assets/js/main.js
deleted file mode 100644
index 2f45f61..0000000
--- a/themes/caldwell-59/assets/js/main.js
+++ /dev/null
@@ -1 +0,0 @@
-console.log("This site was generated by Hugo.");
diff --git a/themes/caldwell-59/hugo.toml b/themes/caldwell-59/hugo.toml
deleted file mode 100644
index b41d8ee..0000000
--- a/themes/caldwell-59/hugo.toml
+++ /dev/null
@@ -1,20 +0,0 @@
-[menus]
-[[menus.main]]
-name = 'Home'
-pageRef = '/'
-weight = 10
-
-[[menus.main]]
-name = 'Posts'
-pageRef = '/posts'
-weight = 20
-
-[[menus.main]]
-name = 'Tags'
-pageRef = '/tags'
-weight = 30
-
-[module]
-[module.hugoVersion]
-extended = false
-min = '0.146.0'
diff --git a/themes/caldwell-59/layouts/_partials/footer.html b/themes/caldwell-59/layouts/_partials/footer.html
deleted file mode 100644
index a7cd916..0000000
--- a/themes/caldwell-59/layouts/_partials/footer.html
+++ /dev/null
@@ -1 +0,0 @@
-<p>Copyright {{ now.Year }}. All rights reserved.</p>
diff --git a/themes/caldwell-59/layouts/_partials/head.html b/themes/caldwell-59/layouts/_partials/head.html
deleted file mode 100644
index 6415424..0000000
--- a/themes/caldwell-59/layouts/_partials/head.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<meta charset="utf-8" />
-<meta name="viewport" content="width=device-width" />
-<title>
-  {{ if .IsHome }}
-    {{ site.Title }}
-  {{ else }}
-    {{ printf "%s | %s" .Title site.Title }}
-  {{ end }}
-</title>
-{{ partialCached "head/css.html" . }}
-{{ partialCached "head/js.html" . }}
diff --git a/themes/caldwell-59/layouts/_partials/head/css.html b/themes/caldwell-59/layouts/_partials/head/css.html
deleted file mode 100644
index 9b63ba1..0000000
--- a/themes/caldwell-59/layouts/_partials/head/css.html
+++ /dev/null
@@ -1,14 +0,0 @@
-{{- with resources.Get "css/main.css" }}
-  {{- if hugo.IsDevelopment }}
-    <link rel="stylesheet" href="{{ .RelPermalink }}" />
-  {{- else }}
-    {{- with . | minify | fingerprint }}
-      <link
-        rel="stylesheet"
-        href="{{ .RelPermalink }}"
-        integrity="{{ .Data.Integrity }}"
-        crossorigin="anonymous"
-      />
-    {{- end }}
-  {{- end }}
-{{- end }}
diff --git a/themes/caldwell-59/layouts/_partials/head/js.html b/themes/caldwell-59/layouts/_partials/head/js.html
deleted file mode 100644
index d97018e..0000000
--- a/themes/caldwell-59/layouts/_partials/head/js.html
+++ /dev/null
@@ -1,20 +0,0 @@
-{{- with resources.Get "js/main.js" }}
-  {{- $opts := dict
-    "minify" (not hugo.IsDevelopment)
-    "sourceMap" (cond hugo.IsDevelopment "external" "")
-    "targetPath" "js/main.js"
-  }}
-  {{- with . | js.Build $opts }}
-    {{- if hugo.IsDevelopment }}
-      <script src="{{ .RelPermalink }}"></script>
-    {{- else }}
-      {{- with . | fingerprint }}
-        <script
-          src="{{ .RelPermalink }}"
-          integrity="{{ .Data.Integrity }}"
-          crossorigin="anonymous"
-        ></script>
-      {{- end }}
-    {{- end }}
-  {{- end }}
-{{- end }}
diff --git a/themes/caldwell-59/layouts/_partials/header.html b/themes/caldwell-59/layouts/_partials/header.html
deleted file mode 100644
index 7980a00..0000000
--- a/themes/caldwell-59/layouts/_partials/header.html
+++ /dev/null
@@ -1,2 +0,0 @@
-<h1>{{ site.Title }}</h1>
-{{ partial "menu.html" (dict "menuID" "main" "page" .) }}
diff --git a/themes/caldwell-59/layouts/_partials/menu.html b/themes/caldwell-59/layouts/_partials/menu.html
deleted file mode 100644
index bf7d3a6..0000000
--- a/themes/caldwell-59/layouts/_partials/menu.html
+++ /dev/null
@@ -1,52 +0,0 @@
-{{- /*
-  Renders a menu for the given menu ID.
-
-  @context {page} page The current page.
-  @context {string} menuID The menu ID.
-
-  @example: {{ partial "menu.html" (dict "menuID" "main" "page" .)
-}}
-*/}}
-{{- $page := .page }}
-{{- $menuID := .menuID }}
-
-{{- with index site.Menus $menuID }}
-  <nav>
-    <ul>
-      {{- partial "inline/menu/walk.html" (dict "page" $page "menuEntries" .) }}
-    </ul>
-  </nav>
-{{- end }}
-
-{{- define "_partials/inline/menu/walk.html" }}
-  {{- $page := .page }}
-  {{- range .menuEntries }}
-    {{- $attrs := dict "href" .URL }}
-    {{- if $page.IsMenuCurrent .Menu . }}
-      {{- $attrs = merge $attrs (dict "class" "active" "aria-current" "page") }}
-    {{- else if $page.HasMenuCurrent .Menu . }}
-      {{- $attrs = merge $attrs (dict "class" "ancestor" "aria-current" "true") }}
-    {{- end }}
-    {{- $name := .Name }}
-    {{- with .Identifier }}
-      {{- with T . }}
-        {{- $name = . }}
-      {{- end }}
-    {{- end }}
-    <li>
-      <a
-        {{- range $k, $v := $attrs }}
-          {{- with $v }}
-            {{- printf " %s=%q" $k $v | safeHTMLAttr }}
-          {{- end }}
-        {{- end -}}
-        >{{ $name }}</a
-      >
-      {{- with .Children }}
-        <ul>
-          {{- partial "inline/menu/walk.html" (dict "page" $page "menuEntries" .) }}
-        </ul>
-      {{- end }}
-    </li>
-  {{- end }}
-{{- end }}
diff --git a/themes/caldwell-59/layouts/_partials/terms.html b/themes/caldwell-59/layouts/_partials/terms.html
deleted file mode 100644
index 9e68972..0000000
--- a/themes/caldwell-59/layouts/_partials/terms.html
+++ /dev/null
@@ -1,23 +0,0 @@
-{{- /*
-  For a given taxonomy, renders a list of terms assigned to the page.
-
-  @context {page} page The current page.
-  @context {string} taxonomy The taxonomy.
-
-  @example: {{ partial "terms.html" (dict "taxonomy" "tags" "page" .)
-}}
-*/}}
-{{- $page := .page }}
-{{- $taxonomy := .taxonomy }}
-
-{{- with $page.GetTerms $taxonomy }}
-  {{- $label := (index . 0).Parent.LinkTitle }}
-  <div>
-    <div>{{ $label }}:</div>
-    <ul>
-      {{- range . }}
-        <li><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></li>
-      {{- end }}
-    </ul>
-  </div>
-{{- end }}
diff --git a/themes/caldwell-59/layouts/baseof.html b/themes/caldwell-59/layouts/baseof.html
deleted file mode 100644
index 4649aed..0000000
--- a/themes/caldwell-59/layouts/baseof.html
+++ /dev/null
@@ -1,20 +0,0 @@
-<!doctype html>
-<html
-  lang="{{ site.Language.LanguageCode }}"
-  dir="{{ or site.Language.LanguageDirection `ltr` }}"
->
-  <head>
-    {{ partial "head.html" . }}
-  </head>
-  <body>
-    <header>
-      {{ partial "header.html" . }}
-    </header>
-    <main>
-      {{ block "main" . }}{{ end }}
-    </main>
-    <footer>
-      {{ partial "footer.html" . }}
-    </footer>
-  </body>
-</html>
diff --git a/themes/caldwell-59/layouts/home.html b/themes/caldwell-59/layouts/home.html
deleted file mode 100644
index 0df6597..0000000
--- a/themes/caldwell-59/layouts/home.html
+++ /dev/null
@@ -1,7 +0,0 @@
-{{ define "main" }}
-  {{ .Content }}
-  {{ range site.RegularPages }}
-    <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
-    {{ .Summary }}
-  {{ end }}
-{{ end }}
diff --git a/themes/caldwell-59/layouts/page.html b/themes/caldwell-59/layouts/page.html
deleted file mode 100644
index 7e286c8..0000000
--- a/themes/caldwell-59/layouts/page.html
+++ /dev/null
@@ -1,10 +0,0 @@
-{{ define "main" }}
-  <h1>{{ .Title }}</h1>
-
-  {{ $dateMachine := .Date | time.Format "2006-01-02T15:04:05-07:00" }}
-  {{ $dateHuman := .Date | time.Format ":date_long" }}
-  <time datetime="{{ $dateMachine }}">{{ $dateHuman }}</time>
-
-  {{ .Content }}
-  {{ partial "terms.html" (dict "taxonomy" "tags" "page" .) }}
-{{ end }}
diff --git a/themes/caldwell-59/layouts/section.html b/themes/caldwell-59/layouts/section.html
deleted file mode 100644
index 50fc92d..0000000
--- a/themes/caldwell-59/layouts/section.html
+++ /dev/null
@@ -1,8 +0,0 @@
-{{ define "main" }}
-  <h1>{{ .Title }}</h1>
-  {{ .Content }}
-  {{ range .Pages }}
-    <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
-    {{ .Summary }}
-  {{ end }}
-{{ end }}
diff --git a/themes/caldwell-59/layouts/taxonomy.html b/themes/caldwell-59/layouts/taxonomy.html
deleted file mode 100644
index c2e7875..0000000
--- a/themes/caldwell-59/layouts/taxonomy.html
+++ /dev/null
@@ -1,7 +0,0 @@
-{{ define "main" }}
-  <h1>{{ .Title }}</h1>
-  {{ .Content }}
-  {{ range .Pages }}
-    <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
-  {{ end }}
-{{ end }}
diff --git a/themes/caldwell-59/layouts/term.html b/themes/caldwell-59/layouts/term.html
deleted file mode 100644
index c2e7875..0000000
--- a/themes/caldwell-59/layouts/term.html
+++ /dev/null
@@ -1,7 +0,0 @@
-{{ define "main" }}
-  <h1>{{ .Title }}</h1>
-  {{ .Content }}
-  {{ range .Pages }}
-    <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
-  {{ end }}
-{{ end }}
diff --git a/themes/huell b/themes/huell
new file mode 160000
index 0000000..75b84da
--- /dev/null
+++ b/themes/huell
@@ -0,0 +1 @@
+Subproject commit 75b84da3b564d433bc94fd9cde249e464fbf9432