Add style.ccs, overview.edoc

Add description to .gitignore related to style.ccs and overview.edoc.

.gitignore

@@ -1,5 +1,4 @@
 .eunit
-doc/
 deps
 *.o
 *.beam
@@ -14,3 +13,6 @@ _build
 _checkout
 compile_commands.json
 rebar3
+doc/*
+!doc/style.css
+!doc/overview.edoc

doc/overview.edoc

@@ -0,0 +1,5 @@
+@author Marc Worrell <[email protected]>
+@title cowmachine
+@doc Webmachine for <a href="http://zotonic.com/">Zotonic</a> and <a href="https://ninenines.eu/">Cowboy</a>.
+@copyright Apache-2.0
+@reference This is an adaptation of <a href="https://github.com/webmachine/webmachine">webmachine</a> for the Cowboy web server.

doc/style.css

@@ -0,0 +1,75 @@
+/* standard EDoc style sheet */
+body {
+	font-family: Verdana, Arial, Helvetica, sans-serif;
+      	margin-left: .25in;
+       	margin-right: .2in;
+       	margin-top: 0.2in;
+       	margin-bottom: 0.2in;
+       	color: #000000;
+       	background-color: #ffffff;
+}
+h1,h2 {
+ 	margin-left: -0.2in;
+}
+div.navbar {
+	background-color: #add8e6;
+	padding: 0.2em;
+}
+h2.indextitle {
+	padding: 0.4em;
+	background-color: #add8e6;
+}
+h3.function,h3.typedecl {
+	background-color: #add8e6;
+ 	padding-left: 1em;
+}
+div.spec {
+ 	margin-left: 2em;
+
+	background-color: #eeeeee;
+}
+a.module {
+	text-decoration:none
+}
+a.module:hover {
+	background-color: #eeeeee;
+}
+ul.definitions {
+	list-style-type: none;
+}
+ul.index {
+	list-style-type: none;
+	background-color: #eeeeee;
+}
+
+/*
+ * Minor style tweaks
+ */
+ul {
+	list-style-type: square;
+}
+table {
+	border-collapse: collapse;
+}
+td {
+	padding: 3px;
+	vertical-align: middle;
+}
+
+/*
+Tune styles
+*/
+
+table[summary="navigation bar"] {
+	background-image: url('http://zotonic.com/lib/images/logo.png');
+	background-repeat: no-repeat;
+	background-position: center;
+}
+
+code, p>tt, a>tt {
+	font-size: 1.2em;
+}
+
+p {
+	line-height: 1.5;
+}