diff --git a/Docs/docfx.json b/Docs/docfx.json
index 4f4d493..30ed46e 100644
--- a/Docs/docfx.json
+++ b/Docs/docfx.json
@@ -1,18 +1,13 @@
 {
-    "metadata": [
-        {
-            "src": [
-                {
-                    "src": "../",
-                    "files": ["**/MLEM**.csproj"]
-                }
-            ],
-            "dest": "api"
-        }
-    ],
+    "metadata": [{
+        "src": [{
+            "src": "../",
+            "files": ["**/MLEM**.csproj"]
+        }],
+        "dest": "api"
+    }],
     "build": {
-        "content": [
-            {
+        "content": [{
                 "files": [
                     "articles/**.md",
                     "articles/**/toc.yml",
@@ -28,8 +23,7 @@
                 "src": ".."
             }
         ],
-        "resource": [
-            {
+        "resource": [{
                 "files": [
                     "favicon.ico"
                 ]
@@ -50,7 +44,8 @@
         "fileMetadataFiles": [],
         "template": [
             "default",
-            "template"
+            "templates/darkfx",
+            "templates/custom"
         ],
         "postProcessors": [],
         "markdownEngineName": "markdig",
diff --git a/Docs/template/partials/head.tmpl.partial b/Docs/templates/custom/partials/head.tmpl.partial
similarity index 100%
rename from Docs/template/partials/head.tmpl.partial
rename to Docs/templates/custom/partials/head.tmpl.partial
diff --git a/Docs/templates/darkfx/partials/affix.tmpl.partial b/Docs/templates/darkfx/partials/affix.tmpl.partial
new file mode 100644
index 0000000..11caeb3
--- /dev/null
+++ b/Docs/templates/darkfx/partials/affix.tmpl.partial
@@ -0,0 +1,40 @@
+{{!Copyright (c) Microsoft. All rights reserved. Licensed under the MIT license. See LICENSE file in the project root for full license information.}}
+
+<div class="hidden-sm col-md-2" role="complementary">
+  <div class="sideaffix">
+    {{^_disableContribution}}
+    <div class="contribution">
+      <ul class="nav">
+        {{#docurl}}
+        <li>
+          <a href="{{docurl}}" class="contribution-link">{{__global.improveThisDoc}}</a>
+        </li>
+        {{/docurl}}
+        {{#sourceurl}}
+        <li>
+          <a href="{{sourceurl}}" class="contribution-link">{{__global.viewSource}}</a>
+        </li>
+        {{/sourceurl}}
+      </ul>
+    </div>
+    {{/_disableContribution}}
+    <div class="toggle-mode">
+      <div class="icon">
+        <i aria-hidden="true">☀</i>
+      </div>
+      <label class="switch">
+        <input type="checkbox" id="switch-style">
+        <span class="slider round"></span>
+      </label>
+      <div class="icon">
+        <i aria-hidden="true">☾</i>
+      </div>
+    </div>
+
+    <nav class="bs-docs-sidebar hidden-print hidden-xs hidden-sm affix" id="affix">
+    <h5>{{__global.inThisArticle}}</h5>
+    <div></div>
+    <!-- <p><a class="back-to-top" href="#top">Back to top</a><p> -->
+    </nav>
+  </div>
+</div>
diff --git a/Docs/templates/darkfx/partials/footer.tmpl.partial b/Docs/templates/darkfx/partials/footer.tmpl.partial
new file mode 100644
index 0000000..a9da7c3
--- /dev/null
+++ b/Docs/templates/darkfx/partials/footer.tmpl.partial
@@ -0,0 +1,29 @@
+{{!Copyright (c) Microsoft. All rights reserved. Licensed under the MIT license. See LICENSE file in the project root for full license information.}}
+
+<footer>
+  <div class="grad-bottom"></div>
+  <div class="footer">
+    <div class="container">
+      <span class="pull-right">
+        <a href="#top">Back to top</a>
+      </span>
+      <div class="pull-left">
+        {{{_appFooter}}}
+        {{^_appFooter}}<span>Generated by <strong>DocFX</strong></span>{{/_appFooter}}
+      </div>
+      <div class="toggle-mode pull-right visible-sm visible-xs">
+        <div class="icon">
+          <i aria-hidden="true">☀</i>
+        </div>
+        <label class="switch">
+          <input type="checkbox" id="switch-style-m">
+          <span class="slider round"></span>
+        </label>
+        <div class="icon">
+          <i aria-hidden="true">☾</i>
+        </div>
+      </div>
+    </div>
+  </div>
+  <script type="text/javascript" src="{{_rel}}styles/toggle-theme.js"></script>
+</footer>
\ No newline at end of file
diff --git a/Docs/templates/darkfx/partials/head.tmpl.partial b/Docs/templates/darkfx/partials/head.tmpl.partial
new file mode 100644
index 0000000..83fc5f9
--- /dev/null
+++ b/Docs/templates/darkfx/partials/head.tmpl.partial
@@ -0,0 +1,20 @@
+{{!Copyright (c) Oscar Vasquez. All rights reserved. Licensed under the MIT license. See LICENSE file in the project root for full license information.}}
+
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
+  <title>{{#title}}{{title}}{{/title}}{{^title}}{{>partials/title}}{{/title}} {{#_appTitle}}| {{_appTitle}} {{/_appTitle}}</title>
+  <meta name="viewport" content="width=device-width">
+  <meta name="title" content="{{#title}}{{title}}{{/title}}{{^title}}{{>partials/title}}{{/title}} {{#_appTitle}}| {{_appTitle}} {{/_appTitle}}">
+  <meta name="generator" content="docfx {{_docfxVersion}}">
+  {{#_description}}<meta name="description" content="{{_description}}">{{/_description}}
+  <link rel="shortcut icon" href="{{_rel}}{{{_appFaviconPath}}}{{^_appFaviconPath}}favicon.ico{{/_appFaviconPath}}">
+  <link rel="stylesheet" href="{{_rel}}styles/docfx.vendor.css">
+  <link rel="stylesheet" href="{{_rel}}styles/docfx.css">
+  <link rel="stylesheet" href="{{_rel}}styles/main.css">
+  <meta property="docfx:navrel" content="{{_navRel}}">
+  <meta property="docfx:tocrel" content="{{_tocRel}}">
+  {{#_noindex}}<meta name="searchOption" content="noindex">{{/_noindex}}
+  {{#_enableSearch}}<meta property="docfx:rel" content="{{_rel}}">{{/_enableSearch}}
+  {{#_enableNewTab}}<meta property="docfx:newtab" content="true">{{/_enableNewTab}}
+</head>
\ No newline at end of file
diff --git a/Docs/templates/darkfx/styles/main.css b/Docs/templates/darkfx/styles/main.css
new file mode 100644
index 0000000..078adc7
--- /dev/null
+++ b/Docs/templates/darkfx/styles/main.css
@@ -0,0 +1,470 @@
+:root, body.dark-theme {
+  --color-foreground: #ccd5dc;
+  --color-navbar: #66666d;
+  --color-breadcrumb: #999;
+  --color-underline: #ddd;
+  --color-toc-hover: #fff;
+  --color-background: #2d2d30;
+  --color-background-subnav: #333337;
+  --color-background-dark: #1e1e1e;
+  --color-background-table-alt: #212123;
+  --color-background-quote: #69696e;
+}
+
+body.light-theme {
+  --color-foreground: #171717;
+  --color-breadcrumb: #4a4a4a;
+  --color-toc-hover: #4c4c4c;
+  --color-background: #ffffff;
+  --color-background-subnav: #f5f5f5;
+  --color-background-dark: #ddd;
+  --color-background-table-alt: #f9f9f9;
+}
+
+body {
+  color: var(--color-foreground);
+  line-height: 1.5;
+  font-size: 14px;
+  -ms-text-size-adjust: 100%;
+  -webkit-text-size-adjust: 100%;
+  word-wrap: break-word;
+  background-color: var(--color-background);
+}
+
+.btn.focus, .btn:focus, .btn:hover {
+  color: var(--color-foreground);
+}
+
+h1 {
+  font-weight: 600;
+  font-size: 32px;
+}
+
+h2 {
+  font-weight: 600;
+  font-size: 24px;
+  line-height: 1.8;
+}
+
+h3 {
+  font-weight: 600;
+  font-size: 20px;
+  line-height: 1.8;
+}
+
+h5 {
+  font-size: 14px;
+  padding: 10px 0px;
+}
+
+article h1, article h2, article h3, article h4 {
+  margin-top: 35px;
+  margin-bottom: 15px;
+}
+
+article h4 {
+  padding-bottom: 8px;
+  border-bottom: 2px solid var(--color-underline);
+}
+
+.navbar-brand>img {
+  color: var(--color-background);
+}
+
+.navbar {
+  border: none;
+}
+
+.subnav {
+  border-top: 1px solid var(--color-underline);
+  background-color: var(--color-background-subnav);
+}
+
+.sidenav, .fixed_header, .toc {
+  background-color: var(--color-background);
+}
+
+.navbar-inverse {
+  background-color: var(--color-background-dark);
+  z-index: 100;
+}
+
+.navbar-inverse .navbar-nav>li>a, .navbar-inverse .navbar-text {
+  color: var(--color-navbar);
+  background-color: var(--color-background-dark);
+  border-bottom: 3px solid transparent;
+  padding-bottom: 12px;
+}
+
+.navbar-inverse .navbar-nav>li>a:focus, .navbar-inverse .navbar-nav>li>a:hover {
+  color: var(--color-foreground);
+  background-color: var(--color-background-dark);
+  border-bottom: 3px solid var(--color-background-subnav);
+  transition: all ease 0.25s;
+}
+
+.navbar-inverse .navbar-nav>.active>a, .navbar-inverse .navbar-nav>.active>a:focus, .navbar-inverse .navbar-nav>.active>a:hover {
+  color: var(--color-foreground);
+  background-color: var(--color-background-dark);
+  border-bottom: 3px solid var(--color-foreground);
+  transition: all ease 0.25s;
+}
+
+.navbar-form .form-control {
+  border: none;
+  border-radius: 0;
+}
+
+.light-theme .navbar-brand svg {
+  filter: brightness(20%);
+}
+
+.toc .level1>li {
+  font-weight: 400;
+}
+
+.toc .nav>li>a {
+  color: var(--color-foreground);
+}
+
+.sidefilter {
+  background-color: var(--color-background);
+  border-left: none;
+  border-right: none;
+}
+
+.sidefilter {
+  background-color: var(--color-background);
+  border-left: none;
+  border-right: none;
+}
+
+.toc-filter {
+  padding: 10px;
+  margin: 0;
+  background-color: var(--color-background);
+}
+
+.toc-filter>input {
+  border: none;
+  border-radius: unset;
+  background-color: var(--color-background-subnav);
+  padding: 5px 0 5px 20px;
+  font-size: 90%
+}
+
+.toc-filter>.clear-icon {
+  position: absolute;
+  top: 17px;
+  right: 15px;
+}
+
+.toc-filter>input:focus {
+  color: var(--color-foreground);
+  transition: all ease 0.25s;
+}
+
+.toc-filter>.filter-icon {
+  display: none;
+}
+
+.sidetoc>.toc {
+  background-color: var(--color-background);
+  overflow-x: hidden;
+}
+
+.sidetoc {
+  background-color: var(--color-background);
+  border: none;
+}
+
+.alert {
+  background-color: inherit;
+  border: none;
+  padding: 10px 0;
+  border-radius: 0;
+}
+
+.alert>p {
+  margin-bottom: 0;
+  padding: 5px 10px;
+  border-bottom: 1px solid;
+  background-color: var(--color-background-dark);
+}
+
+.alert>h5 {
+  padding: 10px 15px;
+  margin-top: 0;
+  margin-bottom: 0;
+  text-transform: uppercase;
+  font-weight: bold;
+  border-top: 2px solid;
+  background-color: var(--color-background-dark);
+  border-radius: none;
+}
+
+.alert>ul {
+  margin-bottom: 0;
+  padding: 5px 40px;
+}
+
+.alert-info {
+  color: #1976d2;
+}
+
+.alert-warning {
+  color: #f57f17;
+}
+
+.alert-danger {
+  color: #d32f2f;
+}
+
+pre {
+  padding: 9.5px;
+  margin: 0 0 10px;
+  font-size: 13px;
+  word-break: break-all;
+  word-wrap: break-word;
+  background-color: var(--color-background-dark);
+  border-radius: 0;
+  border: none;
+}
+
+code {
+  background: var(--color-background-dark) !important;
+  border-radius: 2px;
+}
+
+.hljs {
+  color: var(--color-foreground);
+}
+
+.toc .nav>li.active>.expand-stub::before, .toc .nav>li.in>.expand-stub::before, .toc .nav>li.in.active>.expand-stub::before, .toc .nav>li.filtered>.expand-stub::before {
+  content: "▾";
+}
+
+.toc .nav>li>.expand-stub::before, .toc .nav>li.active>.expand-stub::before {
+  content: "▸";
+}
+
+.affix ul ul>li>a:before {
+  content: "|";
+}
+
+.breadcrumb {
+  background-color: var(--color-background-subnav);
+}
+
+.breadcrumb .label.label-primary {
+  background: #444;
+  border-radius: 0;
+  font-weight: normal;
+  font-size: 100%;
+}
+
+#breadcrumb .breadcrumb>li a {
+  border-radius: 0;
+  font-weight: normal;
+  font-size: 85%;
+  display: inline;
+  padding: 0 .6em 0;
+  line-height: 1;
+  text-align: center;
+  white-space: nowrap;
+  vertical-align: baseline;
+  color: var(--color-breadcrumb);
+}
+
+#breadcrumb .breadcrumb>li a:hover {
+  color: var(--color-foreground);
+  transition: all ease 0.25s;
+}
+
+.breadcrumb>li+li:before {
+  content: "⯈";
+  font-size: 75%;
+  color: var(--color-background-dark);
+  padding: 0;
+}
+
+.light-theme .breadcrumb>li+li:before {
+  color: var(--color-foreground)
+ }
+
+.toc .level1>li {
+  font-weight: 600;
+  font-size: 130%;
+  padding-left: 5px;
+}
+
+.footer {
+  border-top: none;
+  background-color: var(--color-background-dark);
+  padding: 15px 0;
+  font-size: 90%;
+}
+
+.toc .nav>li>a:hover, .toc .nav>li>a:focus {
+  color: var(--color-toc-hover);
+  transition: all ease 0.1s;
+}
+
+.form-control {
+  background-color: var(--color-background-subnav);
+  border: none;
+  border-radius: 0;
+  -webkit-box-shadow: none;
+  box-shadow: none;
+}
+
+.form-control:focus {
+  border-color: #66afe9;
+  outline: 0;
+  -webkit-box-shadow: none;
+  box-shadow: none;
+}
+
+input#search-query:focus {
+  color: var(--color-foreground);
+}
+
+.table-bordered, .table-bordered>tbody>tr>td, .table-bordered>tbody>tr>th, .table-bordered>tfoot>tr>td, .table-bordered>tfoot>tr>th, .table-bordered>thead>tr>td, .table-bordered>thead>tr>th {
+  border: 1px solid var(--color-background-dark);
+}
+
+.table-striped>tbody>tr:nth-of-type(odd) {
+  background-color: var(--color-background-table-alt);
+}
+
+blockquote {
+  padding: 10px 20px;
+  margin: 0 0 10px;
+  font-size: 110%;
+  border-left: 5px solid var(--color-background-quote);
+  color: var(--color-background-quote);
+}
+
+.pagination>.disabled>a, .pagination>.disabled>a:focus, .pagination>.disabled>a:hover, .pagination>.disabled>span, .pagination>.disabled>span:focus, .pagination>.disabled>span:hover {
+  background-color: var(--color-background-subnav);
+  border-color: var(--color-background-subnav);
+}
+
+.breadcrumb>li, .pagination {
+  display: inline;
+}
+
+.tabGroup a[role="tab"] {
+  border-bottom: 2px solid var(--color-background-dark);
+}
+
+.tabGroup a[role="tab"][aria-selected="true"] {
+  color: var(--color-foreground);
+}
+
+.tabGroup section[role="tabpanel"] {
+  border: 1px solid var(--color-background-dark);
+}
+
+.sideaffix > div.contribution > ul > li > a.contribution-link:hover {
+  background-color: var(--color-background);
+}
+
+.switch {
+  position: relative;
+  display: inline-block;
+  width: 40px;
+  height: 20px;
+}
+
+.switch input { 
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+.slider {
+  position: absolute;
+  cursor: pointer;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: #ccc;
+  -webkit-transition: .4s;
+  transition: .4s;
+}
+
+.slider:before {
+  position: absolute;
+  content: "";
+  height: 14px;
+  width: 14px;
+  left: 4px;
+  bottom: 3px;
+  background-color: white;
+  -webkit-transition: .4s;
+  transition: .4s;
+}
+
+input:checked + .slider {
+  background-color: #337ab7;
+}
+
+input:focus + .slider {
+  box-shadow: 0 0 1px #337ab7;
+}
+
+input:checked + .slider:before {
+  -webkit-transform: translateX(19px);
+  -ms-transform: translateX(19px);
+  transform: translateX(19px);
+}
+
+/* Rounded sliders */
+.slider.round {
+  border-radius: 20px;
+}
+
+.slider.round:before {
+  border-radius: 50%;
+}
+.toggle-mode .icon {
+  display: inline-block;
+}
+
+.toggle-mode .icon i {
+  font-style: normal;
+  font-size: 17px;
+  display: inline-block;
+  padding-right: 7px;
+  padding-left: 7px;
+  vertical-align: middle;
+}
+
+@media (min-width: 1600px) {
+  .container {
+    width: 100%;
+  }
+  .sidefilter {
+    width: 18%;
+  }
+  .sidetoc {
+    width: 18%;
+  }
+  .article.grid-right {
+    margin-left: 19%;
+  }
+  .sideaffix {
+    width: 11.5%;
+  }
+  .affix ul>li.active>a {
+    white-space: initial;
+  }
+  .affix ul>li>a {
+    width: 99%;
+    overflow: hidden;
+    white-space: nowrap;
+    text-overflow: ellipsis;
+  }
+}
\ No newline at end of file
diff --git a/Docs/templates/darkfx/styles/toggle-theme.js b/Docs/templates/darkfx/styles/toggle-theme.js
new file mode 100644
index 0000000..f2ea5f5
--- /dev/null
+++ b/Docs/templates/darkfx/styles/toggle-theme.js
@@ -0,0 +1,35 @@
+const sw = document.getElementById("switch-style"), sw_mobile = document.getElementById("switch-style-m"), b = document.body;
+if (b) {
+  function toggleTheme(target, dark) {
+    target.classList.toggle("dark-theme", dark)
+    target.classList.toggle("light-theme", !dark)
+  }
+
+  function switchEventListener() {
+    toggleTheme(b, this.checked);
+    if (window.localStorage) {
+      this.checked ? localStorage.setItem("theme", "dark-theme") : localStorage.setItem("theme", "light-theme")
+    }
+  }
+
+  var isDarkTheme = !window.localStorage || !window.localStorage.getItem("theme") || window.localStorage && localStorage.getItem("theme") === "dark-theme";
+
+  if(sw && sw_mobile){
+    sw.checked = isDarkTheme;
+    sw_mobile.checked = isDarkTheme;
+
+    sw.addEventListener("change", switchEventListener);
+    sw_mobile.addEventListener("change", switchEventListener);
+    
+    // sync state between switches
+    sw.addEventListener("change", function() {
+      sw_mobile.checked = this.checked;
+    });
+
+    sw_mobile.addEventListener("change", function() {
+      sw.checked = this.checked;
+    });
+  }
+
+  toggleTheme(b, isDarkTheme);
+}
\ No newline at end of file