docs(api): update api doc styles

[skip ci]

Author: netil

config/jsdoc/static/analytics.js

@@ -0,0 +1,12 @@
+var s = document.createElement("script");
+s.src = "https://www.googletagmanager.com/gtag/js?id=UA-141911582-2";
+
+document.head.appendChild(s);
+
+s.onload = function() {
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'UA-141911582-2');
+}

config/jsdoc/static/doc.css

@@ -0,0 +1,52 @@
+body { 
+    font-family: 'Noto Sans', Arial, sans-serif;
+    font-style: normal;
+}
+
+nav {
+    padding-bottom: 50px;
+}
+
+nav #nav-search {
+    border: solid 4px #2980b9;
+    height: 40px;
+    font-size: 1.1em;
+    font-weight: 800;
+    position: fixed;
+}
+
+nav #nav-search::placeholder {
+    color: #aaa;
+}
+
+nav h2:nth-of-type(1) {
+    margin-top: 70px;
+}
+
+nav a:hover, nav a:active {
+    color: #fff;
+    background-color: #16a085;
+}
+
+nav ul ul a, nav ul ul a:active {
+    font-size: 13px;
+}
+
+nav > ul > li > a {
+    font-weight: bold;
+    font-size: 1.1em !important;
+    background-color: #eee;
+    margin-bottom: 7px;
+}
+
+nav > ul > li > a, nav > ul > li > a:active {
+    padding: 7px;
+}
+
+h4[id$='$'] > span:first-child {
+    display: none;
+}
+
+.details p {
+    margin: 0;
+}

jsdoc.json

@@ -26,7 +26,10 @@
 		"monospaceLinks": false,
 		"default": {
 			"outputSourceFiles": true,
-			"includeDate": false
+			"includeDate": false,
+			"staticFiles": {
+				"include": ["config/jsdoc/"]
+			}
 		}
 	},
 	"docdash": {
@@ -45,7 +48,8 @@
 		"typedefs": true,
 		"private": false,
 		"scripts": [
-			"../../../css/doc.css"
+			"static/doc.css",
+			"static/analytics.js"
 		],
 		"menu":{
 			"Examples": {