diff --git a/README.md b/README.md
index b97b431..68e18ab 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 LISP 1.5 is to all Lisp dialects as Beowulf is to English literature.
 
+![Beowulf logo](img/beowulf_logo.png)
+
 ## What this is
 
 A work-in-progress towards an implementation of Lisp 1.5 in Clojure. The
diff --git a/docs/favicon.ico b/docs/favicon.ico
new file mode 100644
index 0000000..1465b68
Binary files /dev/null and b/docs/favicon.ico differ
diff --git a/doc/img/beowulf.logo.png b/docs/img/beowulf_logo.png
similarity index 100%
rename from doc/img/beowulf.logo.png
rename to docs/img/beowulf_logo.png
diff --git a/doc/img/beowulf.logo.xcf b/docs/img/beowulf_logo.xcf
similarity index 100%
rename from doc/img/beowulf.logo.xcf
rename to docs/img/beowulf_logo.xcf
diff --git a/docs/img/beowulf_logo_favicon.png b/docs/img/beowulf_logo_favicon.png
new file mode 100644
index 0000000..660bdbe
Binary files /dev/null and b/docs/img/beowulf_logo_favicon.png differ
diff --git a/docs/img/beowulf_logo_med.png b/docs/img/beowulf_logo_med.png
new file mode 100644
index 0000000..3af5698
Binary files /dev/null and b/docs/img/beowulf_logo_med.png differ
diff --git a/project.clj b/project.clj
index c989d36..a8b53dc 100644
--- a/project.clj
+++ b/project.clj
@@ -1,10 +1,16 @@
 (defproject beowulf "0.3.0-SNAPSHOT"
   :cloverage {:output "docs/cloverage"
               :ns-exclude-regex [#"beowulf\.gendoc" #"beowulf\.scratch"]}
-  :codox {:metadata {:doc "**TODO**: write docs"
+  :codox {:html {:transforms [[:head] [:append 
+                                       [:link {:rel "icon"
+                                               :type "image/x-icon"
+                                               :href "../img/beowulf_logo_favicon.png"}]]]}
+          :metadata {:doc "**TODO**: write docs"
                      :doc/format :markdown}
           :output-path "docs/codox"
-          :source-uri "https://github.com/simon-brooke/beowulf/blob/master/{filepath}#L{line}"}
+          :source-uri "https://github.com/simon-brooke/beowulf/blob/master/{filepath}#L{line}"
+          ;; :themes [:journeyman]
+          }
   :description "An implementation of LISP 1.5 in Clojure"
   :license {:name "GPL-2.0-or-later"
             :url "https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html"}
diff --git a/resources/codox/themes/journeyman/css/default.css b/resources/codox/themes/journeyman/css/default.css
new file mode 100644
index 0000000..9132c10
--- /dev/null
+++ b/resources/codox/themes/journeyman/css/default.css
@@ -0,0 +1,553 @@
+body {
+    font-family: Helvetica, Arial, sans-serif;
+    font-size: 15px;
+    color: limegreen;
+    background-color: black;
+}
+
+pre, code {
+    font-family: Monaco, DejaVu Sans Mono, Consolas, monospace;
+    font-size: 9pt;
+    margin: 15px 0;
+}
+
+h1 {
+    font-weight: normal;
+    font-size: 29px;
+    margin: 10px 0 2px 0;
+    padding: 0;
+}
+
+h2 {
+    font-weight: normal;
+    font-size: 25px;
+}
+
+h5.license {
+    margin: 9px 0 22px 0;
+    color: lime;
+    font-weight: normal;
+    font-size: 12px;
+    font-style: italic;
+}
+
+.document h1, .namespace-index h1 {
+    font-size: 32px;
+    margin-top: 12px;
+}
+
+#header, #content, .sidebar {
+    position: fixed;
+}
+
+#header {
+    top: 0;
+    left: 0;
+    right: 0;
+    height: 22px;
+    color: #f5f5f5;
+    padding: 5px 7px;
+}
+
+#content {
+    top: 32px;
+    right: 0;
+    bottom: 0;
+    overflow: auto;
+    background: black;
+    color: green;
+    padding: 0 18px;
+}
+
+.sidebar {
+    position: fixed;
+    top: 32px;
+    bottom: 0;
+    overflow: auto;
+}
+
+.sidebar.primary {
+    background: #404040;
+    border-right: solid 1px forestgreen;
+    left: 0;
+    width: 250px;
+}
+
+.sidebar.secondary {
+    background: #202020;
+    border-right: solid 1px darkgreen;
+    left: 251px;
+    width: 200px;
+}
+
+#content.namespace-index, #content.document {
+    left: 251px;
+}
+
+#content.namespace-docs {
+    left: 452px;
+}
+
+#content.document {
+    padding-bottom: 10%;
+}
+
+#header {
+    background: #3f3f3f;
+    box-shadow: 0 0 8px rgba(192, 255, 192, 0.4);
+    z-index: 100;
+}
+
+#header h1 {
+    margin: 0;
+    padding: 0;
+    font-size: 18px;
+    font-weight: lighter;
+    text-shadow: -1px -1px 0px #333;
+}
+
+#header h1 .project-version {
+    font-weight: normal;
+}
+
+.project-version {
+    padding-left: 0.15em;
+}
+
+#header a, .sidebar a {
+    display: block;
+    text-decoration: none;
+}
+
+#header a {
+    color: #f5f5f5;
+}
+
+.sidebar a {
+    color: #333;
+}
+
+#header h2 {
+    float: right;
+    font-size: 9pt;
+    font-weight: normal;
+    margin: 4px 3px;
+    padding: 0;
+    color: #5f5;
+}
+
+#header h2 a {
+    display: inline;
+}
+
+.sidebar h3 {
+    margin: 0;
+    padding: 10px 13px 0 13px;
+    font-size: 19px;
+    font-weight: lighter;
+}
+
+.sidebar h3 a {
+    color: #4f4;
+}
+
+.sidebar h3.no-link {
+    color: green;
+}
+
+.sidebar ul {
+    padding: 7px 0 6px 0;
+    margin: 0;
+}
+
+.sidebar ul.index-link {
+    padding-bottom: 4px;
+}
+
+.sidebar li {
+    display: block;
+    vertical-align: middle;
+}
+
+.sidebar li a, .sidebar li .no-link {
+    border-left: 3px solid transparent;
+    padding: 0 10px;
+    white-space: nowrap;
+}
+
+.sidebar li .no-link {
+    display: block;
+    color: #7F7;
+    font-style: italic;
+}
+
+.sidebar li .inner {
+    display: inline-block;
+    padding-top: 7px;
+    height: 24px;
+}
+
+.sidebar li a, .sidebar li .tree {
+    height: 31px;
+}
+
+.depth-1 .inner { padding-left: 2px; }
+.depth-2 .inner { padding-left: 6px; }
+.depth-3 .inner { padding-left: 20px; }
+.depth-4 .inner { padding-left: 34px; }
+.depth-5 .inner { padding-left: 48px; }
+.depth-6 .inner { padding-left: 62px; }
+
+.sidebar li .tree {
+    display: block;
+    float: left;
+    position: relative;
+    top: -10px;
+    margin: 0 4px 0 0;
+    padding: 0;
+}
+
+.sidebar li.depth-1 .tree {
+    display: none;
+}
+
+.sidebar li .tree .top, .sidebar li .tree .bottom {
+    display: block;
+    margin: 0;
+    padding: 0;
+    width: 7px;
+}
+
+.sidebar li .tree .top {
+    border-left: 1px solid yellowgreen;
+    border-bottom: 1px solid yellowgreen;
+    height: 19px;
+}
+
+.sidebar li .tree .bottom {
+    height: 22px;
+}
+
+.sidebar li.branch .tree .bottom {
+    border-left: 1px solid yellowgreen;
+}
+
+.sidebar.primary li.current a {
+    border-left: 3px solid goldenrod;
+    color: goldenrod;
+}
+
+.sidebar.secondary li.current a {
+    border-left: 3px solid yellow;
+    color: yellow;
+}
+
+.namespace-index h2 {
+    margin: 30px 0 0 0;
+}
+
+.namespace-index h3 {
+    font-size: 16px;
+    font-weight: bold;
+    margin-bottom: 0;
+}
+
+.namespace-index .topics {
+    padding-left: 30px;
+    margin: 11px 0 0 0;
+}
+
+.namespace-index .topics li {
+    padding: 5px 0;
+}
+
+.namespace-docs h3 {
+    font-size: 18px;
+    font-weight: bold;
+}
+
+.public h3 {
+    margin: 0;
+    float: left;
+}
+
+.usage {
+    clear: both;
+}
+
+.public {
+    margin: 0;
+    border-top: 1px solid lime;
+    padding-top: 14px;
+    padding-bottom: 6px;
+}
+
+.public:last-child {
+    margin-bottom: 20%;
+}
+
+.members .public:last-child {
+    margin-bottom: 0;
+}
+
+.members {
+    margin: 15px 0;
+}
+
+.members h4 {
+    color: lime;
+    font-weight: normal;
+    font-variant: small-caps;
+    margin: 0 0 5px 0;
+}
+
+.members .inner {
+    padding-top: 5px;
+    padding-left: 12px;
+    margin-top: 2px;
+    margin-left: 7px;
+    border-left: 1px solid #5f5;
+}
+
+#content .members .inner h3 {
+    font-size: 12pt;
+}
+
+.members .public {
+    border-top: none;
+    margin-top: 0;
+    padding-top: 6px;
+    padding-bottom: 0;
+}
+
+.members .public:first-child {
+    padding-top: 0;
+}
+
+h4.type,
+h4.dynamic,
+h4.added,
+h4.deprecated {
+    float: left;
+    margin: 3px 10px 15px 0;
+    font-size: 15px;
+    font-weight: bold;
+    font-variant: small-caps;
+}
+
+.public h4.type,
+.public h4.dynamic,
+.public h4.added,
+.public h4.deprecated {
+    font-size: 13px;
+    font-weight: bold;
+    margin: 3px 0 0 10px;
+}
+
+.members h4.type,
+.members h4.added,
+.members h4.deprecated {
+    margin-top: 1px;
+}
+
+h4.type {
+    color: #717171;
+}
+
+h4.dynamic {
+    color: #9933aa;
+}
+
+h4.added {
+    color: #7acc32;
+}
+
+h4.deprecated {
+    color: #880000;
+}
+
+.namespace {
+    margin-bottom: 30px;
+}
+
+.namespace:last-child {
+    margin-bottom: 10%;
+}
+
+.index {
+    padding: 0;
+    font-size: 80%;
+    margin: 15px 0;
+    line-height: 16px;
+}
+
+.index * {
+    display: inline;
+}
+
+.index p {
+    padding-right: 3px;
+}
+
+.index li {
+    padding-right: 5px;
+}
+
+.index ul {
+    padding-left: 0;
+}
+
+.type-sig {
+    clear: both;
+    color: #088;
+}
+
+.type-sig pre {
+    padding-top: 10px;
+    margin: 0;
+}
+
+.usage code {
+    display: block;
+    color: #008;
+    margin: 2px 0;
+}
+
+.usage code:first-child {
+    padding-top: 10px;
+}
+
+p {
+    margin: 15px 0;
+}
+
+.public p:first-child, .public pre.plaintext {
+    margin-top: 12px;
+}
+
+.doc {
+    margin: 0 0 26px 0;
+    clear: both;
+}
+
+.public .doc {
+    margin: 0;
+}
+
+.namespace-index .doc {
+    margin-bottom: 20px;
+}
+
+.namespace-index .namespace .doc {
+    margin-bottom: 10px;
+}
+
+.markdown p, .markdown li, .markdown dt, .markdown dd, .markdown td {
+    line-height: 22px;
+}
+
+.markdown li {
+    padding: 2px 0;
+}
+
+.markdown h2 {
+    font-weight: normal;
+    font-size: 25px;
+    margin: 30px 0 10px 0;
+}
+
+.markdown h3 {
+    font-weight: normal;
+    font-size: 20px;
+    margin: 30px 0 0 0;
+}
+
+.markdown h4 {
+    font-size: 15px;
+    margin: 22px 0 -4px 0;
+}
+
+.doc, .public, .namespace .index {
+    max-width: 680px;
+    overflow-x: visible;
+}
+
+.markdown pre > code {
+    display: block;
+    padding: 10px;
+}
+
+.markdown pre > code, .src-link a {
+    border: 1px solid lime;
+    border-radius: 2px;
+}
+
+.markdown code:not(.hljs), .src-link a {
+    background: darkgray;
+}
+
+pre.deps {
+    display: inline-block;
+    margin: 0 10px;
+    border: 1px solid lime;
+    border-radius: 2px;
+    padding: 10px;
+    background-color: #404040;
+}
+
+.markdown hr {
+    border-style: solid;
+    border-top: none;
+    color: #ccc;
+}
+
+.doc ul, .doc ol {
+    padding-left: 30px;
+}
+
+.doc table {
+    border-collapse: collapse;
+    margin: 0 10px;
+}
+
+.doc table td, .doc table th {
+    border: 1px solid #dddddd;
+    padding: 4px 6px;
+}
+
+.doc table th {
+    background: #f2f2f2;
+}
+
+.doc dl {
+    margin: 0 10px 20px 10px;
+}
+
+.doc dl dt {
+    font-weight: bold;
+    margin: 0;
+    padding: 3px 0;
+    border-bottom: 1px solid #ddd;
+}
+
+.doc dl dd {
+    padding: 5px 0;
+    margin: 0 0 5px 10px;
+}
+
+.doc abbr {
+    border-bottom: 1px dotted #333;
+    font-variant: none;
+    cursor: help;
+}
+
+.src-link {
+    margin-bottom: 15px;
+}
+
+.src-link a {
+    font-size: 70%;
+    padding: 1px 4px;
+    text-decoration: none;
+    color: lime5bb;
+}
diff --git a/resources/codox/themes/journeyman/css/highlight.css b/resources/codox/themes/journeyman/css/highlight.css
new file mode 100644
index 0000000..d0cdaa3
--- /dev/null
+++ b/resources/codox/themes/journeyman/css/highlight.css
@@ -0,0 +1,97 @@
+/*
+github.com style (c) Vasily Polovnyov <vast@whiteants.net>
+*/
+
+.hljs {
+  display: block;
+  overflow-x: auto;
+  padding: 0.5em;
+  color: #333;
+  background: #f8f8f8;
+}
+
+.hljs-comment,
+.hljs-quote {
+  color: #998;
+  font-style: italic;
+}
+
+.hljs-keyword,
+.hljs-selector-tag,
+.hljs-subst {
+  color: #333;
+  font-weight: bold;
+}
+
+.hljs-number,
+.hljs-literal,
+.hljs-variable,
+.hljs-template-variable,
+.hljs-tag .hljs-attr {
+  color: #008080;
+}
+
+.hljs-string,
+.hljs-doctag {
+  color: #d14;
+}
+
+.hljs-title,
+.hljs-section,
+.hljs-selector-id {
+  color: #900;
+  font-weight: bold;
+}
+
+.hljs-subst {
+  font-weight: normal;
+}
+
+.hljs-type,
+.hljs-class .hljs-title {
+  color: #458;
+  font-weight: bold;
+}
+
+.hljs-tag,
+.hljs-name,
+.hljs-attribute {
+  color: #000080;
+  font-weight: normal;
+}
+
+.hljs-regexp,
+.hljs-link {
+  color: #009926;
+}
+
+.hljs-symbol,
+.hljs-bullet {
+  color: #990073;
+}
+
+.hljs-built_in,
+.hljs-builtin-name {
+  color: #0086b3;
+}
+
+.hljs-meta {
+  color: #999;
+  font-weight: bold;
+}
+
+.hljs-deletion {
+  background: #fdd;
+}
+
+.hljs-addition {
+  background: #dfd;
+}
+
+.hljs-emphasis {
+  font-style: italic;
+}
+
+.hljs-strong {
+  font-weight: bold;
+}
diff --git a/resources/codox/themes/journeyman/theme.edn b/resources/codox/themes/journeyman/theme.edn
new file mode 100644
index 0000000..e1fdd5e
--- /dev/null
+++ b/resources/codox/themes/journeyman/theme.edn
@@ -0,0 +1 @@
+{:resources ["css/default.css" "css/highlight.css"]}
\ No newline at end of file