diff --git a/2048 b/2048
new file mode 100644
index 0000000..f69bb09
--- /dev/null
+++ b/2048
@@ -0,0 +1 @@
+<h1>Hello!</h1>
diff --git a/index.html b/index.html
index 6ab2c58..75da639 100644
--- a/index.html
+++ b/index.html
@@ -1,116 +1,54 @@
 <!DOCTYPE html>
-<html lang="en" manifest="cache.appcache">
-<head>
-  <meta charset="utf-8">
-  <title>Make and Play Udacity 2048</title>
+<html lang="en-us">
+  <head>
+    <meta charset="UTF-8">
+    <title>2048-presidents by weemeng111</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <link rel="stylesheet" type="text/css" href="stylesheets/normalize.css" media="screen">
+    <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700' rel='stylesheet' type='text/css'>
+    <link rel="stylesheet" type="text/css" href="stylesheets/stylesheet.css" media="screen">
+    <link rel="stylesheet" type="text/css" href="stylesheets/github-light.css" media="screen">
+  </head>
+  <body>
+    <section class="page-header">
+      <h1 class="project-name">2048-presidents</h1>
+      <h2 class="project-tagline">A version of the game with the faces of US presidents</h2>
+      <a href="https://github.com/weemeng111/2048-presidents" class="btn">View on GitHub</a>
+      <a href="https://github.com/weemeng111/2048-presidents/zipball/master" class="btn">Download .zip</a>
+      <a href="https://github.com/weemeng111/2048-presidents/tarball/master" class="btn">Download .tar.gz</a>
+    </section>
 
-  <link href="style/main.css" rel="stylesheet" type="text/css">
-  <link href='http://fonts.googleapis.com/css?family=Source+Code+Pro:400,600,700' rel='stylesheet' type='text/css'>
-  <link rel="shortcut icon" href="favicon.ico">
-  <link rel="apple-touch-icon" href="meta/apple-touch-icon.png">
-  <meta name="apple-mobile-web-app-capable" content="yes">
-  <meta name="keywords" content="HTML,CSS,Javascript,Make your own 2048,Play 2048">
-  <meta name="apple-mobile-web-app-status-bar-style" content="black">
+    <section class="main-content">
+      <h1>
+<a id="make-2048" class="anchor" href="#make-2048" aria-hidden="true"><span aria-hidden="true" class="octicon octicon-link"></span></a>Make 2048</h1>
 
-  <meta name="HandheldFriendly" content="True">
-  <meta name="MobileOptimized" content="320">
-  <meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0, maximum-scale=1, user-scalable=no, minimal-ui">
-  <meta name="format-detection" content="telephone=no" />
+<p>A Udacity version of Gabriele Cirulli's <a href="http://gabrielecirulli.github.io/2048/">original 2048</a>. </p>
 
-  <meta property="og:title" content="2048 game"/>
-  <meta property="og:site_name" content="2048 game"/>
-  <meta property="og:description" content="Play Udacity 2048. Then, make your own 2048 game in Udacity's 2 hour mini course for programming beginners!"/>
-  <meta property="og:image" content="http://gabrielecirulli.github.io/2048/meta/og_image.png"/>
-</head>
-<body>
-  <div class="container">
-    <div class="heading">
-      <h1 class="title">Make 2048</h1>
-      <div class="scores-container">
-        <div class="score-container">0</div>
-        <div class="best-container">0</div>
-      </div>
-    </div>
+<p>The original version is a small clone of <a href="https://play.google.com/store/apps/details?id=com.veewo.a1024">1024</a>, based on <a href="http://saming.fr/p/2048/">Saming's 2048</a> (also a clone).</p>
 
-    <div class="above-game">
-      <p class="game-intro">
-      <a class="restart-button">New Game</a>
-      Use the arrow keys to slide  tiles. Combine similar tiles to create new ones.</p>
-      
-    </div>
+<h3>
+<a id="notes-for-the-udacity-version" class="anchor" href="#notes-for-the-udacity-version" aria-hidden="true"><span aria-hidden="true" class="octicon octicon-link"></span></a>Notes for the Udacity version</h3>
 
-    <div class="pre-game">
-      <p class="learn">Learn to make your own version of 2048 in 30 minutes in Udacity's mini online class for beginners.</p><a class="learn" href="https://www.udacity.com/course/ud248">Take the Class!</a>
-    </div>
+<p>We're using this version as the recommended fork to avoid potential learning issues as the original source changes (and the Udacity videos don't update). You can <a href="https://github.com/gabrielecirulli/2048">fork the original repo as well</a></p>
 
+<h2>
+<a id="license" class="anchor" href="#license" aria-hidden="true"><span aria-hidden="true" class="octicon octicon-link"></span></a>License</h2>
 
-    <div class="game-container">
-      <div class="game-message">
-        <p></p>
-        <div class="lower">
-	        <a href="http://www.udacity.com/course/ud248/"class="learn learn-low">Take the Class!</a>
-          <a class="retry-button">Play Again</a>
-          <div class="score-sharing"></div>
-        </div>
-      </div>
+<p>2048 is licensed under the <a href="https://github.com/gabrielecirulli/2048/blob/master/LICENSE.txt">MIT license.</a></p>
 
-      <div class="grid-container">
-        <div class="grid-row">
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-        </div>
-        <div class="grid-row">
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-        </div>
-        <div class="grid-row">
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-        </div>
-        <div class="grid-row">
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-          <div class="grid-cell"></div>
-        </div>
-      </div>
+<h2>
+<a id="donations" class="anchor" href="#donations" aria-hidden="true"><span aria-hidden="true" class="octicon octicon-link"></span></a>Donations</h2>
 
-      <div class="tile-container">
+<p>Gabriele made this in his spare time, and it's hosted on GitHub (which means I don't have any hosting costs), but if you enjoyed the game and feel like buying him coffee, you can donate at his BTC address: <code>1Ec6onfsQmoP9kkL3zkpB6c5sA4PVcXU2i</code>.</p>
 
-      </div>
-    </div>
+      <footer class="site-footer">
+        <span class="site-footer-owner"><a href="https://github.com/weemeng111/2048-presidents">2048-presidents</a> is maintained by <a href="https://github.com/weemeng111">weemeng111</a>.</span>
 
+        <span class="site-footer-credits">This page was generated by <a href="https://pages.github.com">GitHub Pages</a> using the <a href="https://github.com/jasonlong/cayman-theme">Cayman theme</a> by <a href="https://twitter.com/jasonlong">Jason Long</a>.</span>
+      </footer>
 
-    <p class="game-explanation">
-      <strong class="important">Make your own version:</strong> If you'd like to make your own version of this game, check out Udacity's newest course for beginners <a href="https://www.udacity.com/course/ud248" target="_blank">Make your own 2048</a>. No programming experience is required and in less than half an hour you'll dig into the source code, make some changes, and have your own version of the game to share.
-    </p>
-    <hr>
-    <p class="game-explanation">
-      <strong class="important">How to play:</strong> Use your <strong>arrow keys</strong> to move the tiles. When two tiles with the same value touch, they <strong>merge into one!</strong>
-    </p>
-    <hr>
-    <p>
-    This is a modified version of the <a href="http://gabrielecirulli.github.io/2048/" target="_blank">original game</a> created by Gabriele Cirulli.
-    </p>
-  </div>
+    </section>
 
-  <script src="js/bind_polyfill.js"></script>
-  <script src="js/classlist_polyfill.js"></script>
-  <script src="js/animframe_polyfill.js"></script>
-  <script src="js/keyboard_input_manager.js"></script>
-  <script src="js/html_actuator.js"></script>
-  <script src="js/grid.js"></script>
-  <script src="js/tile.js"></script>
-  <script src="js/local_storage_manager.js"></script>
-  <script src="js/game_manager.js"></script>
-  <script src="js/application.js"></script>
-  <script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="https://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>
-
-</body>
+  
+  </body>
 </html>
diff --git a/js/.gitattributes b/js/.gitattributes
new file mode 100644
index 0000000..bdb0cab
--- /dev/null
+++ b/js/.gitattributes
@@ -0,0 +1,17 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain
diff --git a/js/.gitignore b/js/.gitignore
new file mode 100644
index 0000000..cd2946a
--- /dev/null
+++ b/js/.gitignore
@@ -0,0 +1,47 @@
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
diff --git a/meta/.gitattributes b/meta/.gitattributes
new file mode 100644
index 0000000..bdb0cab
--- /dev/null
+++ b/meta/.gitattributes
@@ -0,0 +1,17 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain
diff --git a/meta/.gitignore b/meta/.gitignore
new file mode 100644
index 0000000..cd2946a
--- /dev/null
+++ b/meta/.gitignore
@@ -0,0 +1,47 @@
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
diff --git a/params.json b/params.json
new file mode 100644
index 0000000..4feee32
--- /dev/null
+++ b/params.json
@@ -0,0 +1,6 @@
+{
+  "name": "2048-presidents",
+  "tagline": "A version of the game with the faces of US presidents",
+  "body": "# Make 2048\r\nA Udacity version of Gabriele Cirulli's [original 2048](http://gabrielecirulli.github.io/2048/). \r\n\r\nThe original version is a small clone of [1024](https://play.google.com/store/apps/details?id=com.veewo.a1024), based on [Saming's 2048](http://saming.fr/p/2048/) (also a clone).\r\n\r\n### Notes for the Udacity version\r\nWe're using this version as the recommended fork to avoid potential learning issues as the original source changes (and the Udacity videos don't update). You can [fork the original repo as well](https://github.com/gabrielecirulli/2048)\r\n\r\n## License\r\n2048 is licensed under the [MIT license.](https://github.com/gabrielecirulli/2048/blob/master/LICENSE.txt)\r\n\r\n## Donations\r\nGabriele made this in his spare time, and it's hosted on GitHub (which means I don't have any hosting costs), but if you enjoyed the game and feel like buying him coffee, you can donate at his BTC address: `1Ec6onfsQmoP9kkL3zkpB6c5sA4PVcXU2i`.\r\n",
+  "note": "Don't delete this file! It's used internally to help with page regeneration."
+}
\ No newline at end of file
diff --git a/style/.gitattributes b/style/.gitattributes
new file mode 100644
index 0000000..bdb0cab
--- /dev/null
+++ b/style/.gitattributes
@@ -0,0 +1,17 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain
diff --git a/style/.gitignore b/style/.gitignore
new file mode 100644
index 0000000..cd2946a
--- /dev/null
+++ b/style/.gitignore
@@ -0,0 +1,47 @@
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
diff --git a/stylesheets/.gitattributes b/stylesheets/.gitattributes
new file mode 100644
index 0000000..bdb0cab
--- /dev/null
+++ b/stylesheets/.gitattributes
@@ -0,0 +1,17 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain
diff --git a/stylesheets/.gitignore b/stylesheets/.gitignore
new file mode 100644
index 0000000..cd2946a
--- /dev/null
+++ b/stylesheets/.gitignore
@@ -0,0 +1,47 @@
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
diff --git a/stylesheets/github-light.css b/stylesheets/github-light.css
new file mode 100644
index 0000000..0c6b24d
--- /dev/null
+++ b/stylesheets/github-light.css
@@ -0,0 +1,124 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 GitHub, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+*/
+
+.pl-c /* comment */ {
+  color: #969896;
+}
+
+.pl-c1 /* constant, variable.other.constant, support, meta.property-name, support.constant, support.variable, meta.module-reference, markup.raw, meta.diff.header */,
+.pl-s .pl-v /* string variable */ {
+  color: #0086b3;
+}
+
+.pl-e /* entity */,
+.pl-en /* entity.name */ {
+  color: #795da3;
+}
+
+.pl-smi /* variable.parameter.function, storage.modifier.package, storage.modifier.import, storage.type.java, variable.other */,
+.pl-s .pl-s1 /* string source */ {
+  color: #333;
+}
+
+.pl-ent /* entity.name.tag */ {
+  color: #63a35c;
+}
+
+.pl-k /* keyword, storage, storage.type */ {
+  color: #a71d5d;
+}
+
+.pl-s /* string */,
+.pl-pds /* punctuation.definition.string, string.regexp.character-class */,
+.pl-s .pl-pse .pl-s1 /* string punctuation.section.embedded source */,
+.pl-sr /* string.regexp */,
+.pl-sr .pl-cce /* string.regexp constant.character.escape */,
+.pl-sr .pl-sre /* string.regexp source.ruby.embedded */,
+.pl-sr .pl-sra /* string.regexp string.regexp.arbitrary-repitition */ {
+  color: #183691;
+}
+
+.pl-v /* variable */ {
+  color: #ed6a43;
+}
+
+.pl-id /* invalid.deprecated */ {
+  color: #b52a1d;
+}
+
+.pl-ii /* invalid.illegal */ {
+  color: #f8f8f8;
+  background-color: #b52a1d;
+}
+
+.pl-sr .pl-cce /* string.regexp constant.character.escape */ {
+  font-weight: bold;
+  color: #63a35c;
+}
+
+.pl-ml /* markup.list */ {
+  color: #693a17;
+}
+
+.pl-mh /* markup.heading */,
+.pl-mh .pl-en /* markup.heading entity.name */,
+.pl-ms /* meta.separator */ {
+  font-weight: bold;
+  color: #1d3e81;
+}
+
+.pl-mq /* markup.quote */ {
+  color: #008080;
+}
+
+.pl-mi /* markup.italic */ {
+  font-style: italic;
+  color: #333;
+}
+
+.pl-mb /* markup.bold */ {
+  font-weight: bold;
+  color: #333;
+}
+
+.pl-md /* markup.deleted, meta.diff.header.from-file */ {
+  color: #bd2c00;
+  background-color: #ffecec;
+}
+
+.pl-mi1 /* markup.inserted, meta.diff.header.to-file */ {
+  color: #55a532;
+  background-color: #eaffea;
+}
+
+.pl-mdr /* meta.diff.range */ {
+  font-weight: bold;
+  color: #795da3;
+}
+
+.pl-mo /* meta.output */ {
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+}
+
diff --git a/stylesheets/normalize.css b/stylesheets/normalize.css
new file mode 100644
index 0000000..30366a6
--- /dev/null
+++ b/stylesheets/normalize.css
@@ -0,0 +1,424 @@
+/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
+
+/**
+ * 1. Set default font family to sans-serif.
+ * 2. Prevent iOS text size adjust after orientation change, without disabling
+ *    user zoom.
+ */
+
+html {
+  font-family: sans-serif; /* 1 */
+  -ms-text-size-adjust: 100%; /* 2 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/**
+ * Remove default margin.
+ */
+
+body {
+  margin: 0;
+}
+
+/* HTML5 display definitions
+   ========================================================================== */
+
+/**
+ * Correct `block` display not defined for any HTML5 element in IE 8/9.
+ * Correct `block` display not defined for `details` or `summary` in IE 10/11
+ * and Firefox.
+ * Correct `block` display not defined for `main` in IE 11.
+ */
+
+article,
+aside,
+details,
+figcaption,
+figure,
+footer,
+header,
+hgroup,
+main,
+menu,
+nav,
+section,
+summary {
+  display: block;
+}
+
+/**
+ * 1. Correct `inline-block` display not defined in IE 8/9.
+ * 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
+ */
+
+audio,
+canvas,
+progress,
+video {
+  display: inline-block; /* 1 */
+  vertical-align: baseline; /* 2 */
+}
+
+/**
+ * Prevent modern browsers from displaying `audio` without controls.
+ * Remove excess height in iOS 5 devices.
+ */
+
+audio:not([controls]) {
+  display: none;
+  height: 0;
+}
+
+/**
+ * Address `[hidden]` styling not present in IE 8/9/10.
+ * Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
+ */
+
+[hidden],
+template {
+  display: none;
+}
+
+/* Links
+   ========================================================================== */
+
+/**
+ * Remove the gray background color from active links in IE 10.
+ */
+
+a {
+  background-color: transparent;
+}
+
+/**
+ * Improve readability when focused and also mouse hovered in all browsers.
+ */
+
+a:active,
+a:hover {
+  outline: 0;
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * Address styling not present in IE 8/9/10/11, Safari, and Chrome.
+ */
+
+abbr[title] {
+  border-bottom: 1px dotted;
+}
+
+/**
+ * Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
+ */
+
+b,
+strong {
+  font-weight: bold;
+}
+
+/**
+ * Address styling not present in Safari and Chrome.
+ */
+
+dfn {
+  font-style: italic;
+}
+
+/**
+ * Address variable `h1` font-size and margin within `section` and `article`
+ * contexts in Firefox 4+, Safari, and Chrome.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/**
+ * Address styling not present in IE 8/9.
+ */
+
+mark {
+  background: #ff0;
+  color: #000;
+}
+
+/**
+ * Address inconsistent and variable font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` affecting `line-height` in all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sup {
+  top: -0.5em;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Remove border when inside `a` element in IE 8/9/10.
+ */
+
+img {
+  border: 0;
+}
+
+/**
+ * Correct overflow not hidden in IE 9/10/11.
+ */
+
+svg:not(:root) {
+  overflow: hidden;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * Address margin not present in IE 8/9 and Safari.
+ */
+
+figure {
+  margin: 1em 40px;
+}
+
+/**
+ * Address differences between Firefox and other browsers.
+ */
+
+hr {
+  box-sizing: content-box;
+  height: 0;
+}
+
+/**
+ * Contain overflow in all browsers.
+ */
+
+pre {
+  overflow: auto;
+}
+
+/**
+ * Address odd `em`-unit font size rendering in all browsers.
+ */
+
+code,
+kbd,
+pre,
+samp {
+  font-family: monospace, monospace;
+  font-size: 1em;
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * Known limitation: by default, Chrome and Safari on OS X allow very limited
+ * styling of `select`, unless a `border` property is set.
+ */
+
+/**
+ * 1. Correct color not being inherited.
+ *    Known issue: affects color of disabled elements.
+ * 2. Correct font properties not being inherited.
+ * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
+ */
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  color: inherit; /* 1 */
+  font: inherit; /* 2 */
+  margin: 0; /* 3 */
+}
+
+/**
+ * Address `overflow` set to `hidden` in IE 8/9/10/11.
+ */
+
+button {
+  overflow: visible;
+}
+
+/**
+ * Address inconsistent `text-transform` inheritance for `button` and `select`.
+ * All other form control elements do not inherit `text-transform` values.
+ * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
+ * Correct `select` style inheritance in Firefox.
+ */
+
+button,
+select {
+  text-transform: none;
+}
+
+/**
+ * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
+ *    and `video` controls.
+ * 2. Correct inability to style clickable `input` types in iOS.
+ * 3. Improve usability and consistency of cursor style between image-type
+ *    `input` and others.
+ */
+
+button,
+html input[type="button"], /* 1 */
+input[type="reset"],
+input[type="submit"] {
+  -webkit-appearance: button; /* 2 */
+  cursor: pointer; /* 3 */
+}
+
+/**
+ * Re-set default cursor for disabled elements.
+ */
+
+button[disabled],
+html input[disabled] {
+  cursor: default;
+}
+
+/**
+ * Remove inner padding and border in Firefox 4+.
+ */
+
+button::-moz-focus-inner,
+input::-moz-focus-inner {
+  border: 0;
+  padding: 0;
+}
+
+/**
+ * Address Firefox 4+ setting `line-height` on `input` using `!important` in
+ * the UA stylesheet.
+ */
+
+input {
+  line-height: normal;
+}
+
+/**
+ * It's recommended that you don't attempt to style these elements.
+ * Firefox's implementation doesn't respect box-sizing, padding, or width.
+ *
+ * 1. Address box sizing set to `content-box` in IE 8/9/10.
+ * 2. Remove excess padding in IE 8/9/10.
+ */
+
+input[type="checkbox"],
+input[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Fix the cursor style for Chrome's increment/decrement buttons. For certain
+ * `font-size` values of the `input`, it causes the cursor style of the
+ * decrement button to change from `default` to `text`.
+ */
+
+input[type="number"]::-webkit-inner-spin-button,
+input[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
+ * 2. Address `box-sizing` set to `border-box` in Safari and Chrome
+ *    (include `-moz` to future-proof).
+ */
+
+input[type="search"] {
+  -webkit-appearance: textfield; /* 1 */ /* 2 */
+  box-sizing: content-box;
+}
+
+/**
+ * Remove inner padding and search cancel button in Safari and Chrome on OS X.
+ * Safari (but not Chrome) clips the cancel button when the search input has
+ * padding (and `textfield` appearance).
+ */
+
+input[type="search"]::-webkit-search-cancel-button,
+input[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * Define consistent border, margin, and padding.
+ */
+
+fieldset {
+  border: 1px solid #c0c0c0;
+  margin: 0 2px;
+  padding: 0.35em 0.625em 0.75em;
+}
+
+/**
+ * 1. Correct `color` not being inherited in IE 8/9/10/11.
+ * 2. Remove padding so people aren't caught out if they zero out fieldsets.
+ */
+
+legend {
+  border: 0; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Remove default vertical scrollbar in IE 8/9/10/11.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * Don't inherit the `font-weight` (applied by a rule above).
+ * NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
+ */
+
+optgroup {
+  font-weight: bold;
+}
+
+/* Tables
+   ========================================================================== */
+
+/**
+ * Remove most spacing between table cells.
+ */
+
+table {
+  border-collapse: collapse;
+  border-spacing: 0;
+}
+
+td,
+th {
+  padding: 0;
+}
diff --git a/stylesheets/stylesheet.css b/stylesheets/stylesheet.css
new file mode 100644
index 0000000..b5f20c2
--- /dev/null
+++ b/stylesheets/stylesheet.css
@@ -0,0 +1,245 @@
+* {
+  box-sizing: border-box; }
+
+body {
+  padding: 0;
+  margin: 0;
+  font-family: "Open Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
+  font-size: 16px;
+  line-height: 1.5;
+  color: #606c71; }
+
+a {
+  color: #1e6bb8;
+  text-decoration: none; }
+  a:hover {
+    text-decoration: underline; }
+
+.btn {
+  display: inline-block;
+  margin-bottom: 1rem;
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(255, 255, 255, 0.08);
+  border-color: rgba(255, 255, 255, 0.2);
+  border-style: solid;
+  border-width: 1px;
+  border-radius: 0.3rem;
+  transition: color 0.2s, background-color 0.2s, border-color 0.2s; }
+  .btn + .btn {
+    margin-left: 1rem; }
+
+.btn:hover {
+  color: rgba(255, 255, 255, 0.8);
+  text-decoration: none;
+  background-color: rgba(255, 255, 255, 0.2);
+  border-color: rgba(255, 255, 255, 0.3); }
+
+@media screen and (min-width: 64em) {
+  .btn {
+    padding: 0.75rem 1rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .btn {
+    padding: 0.6rem 0.9rem;
+    font-size: 0.9rem; } }
+
+@media screen and (max-width: 42em) {
+  .btn {
+    display: block;
+    width: 100%;
+    padding: 0.75rem;
+    font-size: 0.9rem; }
+    .btn + .btn {
+      margin-top: 1rem;
+      margin-left: 0; } }
+
+.page-header {
+  color: #fff;
+  text-align: center;
+  background-color: #159957;
+  background-image: linear-gradient(120deg, #155799, #159957); }
+
+@media screen and (min-width: 64em) {
+  .page-header {
+    padding: 5rem 6rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .page-header {
+    padding: 3rem 4rem; } }
+
+@media screen and (max-width: 42em) {
+  .page-header {
+    padding: 2rem 1rem; } }
+
+.project-name {
+  margin-top: 0;
+  margin-bottom: 0.1rem; }
+
+@media screen and (min-width: 64em) {
+  .project-name {
+    font-size: 3.25rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .project-name {
+    font-size: 2.25rem; } }
+
+@media screen and (max-width: 42em) {
+  .project-name {
+    font-size: 1.75rem; } }
+
+.project-tagline {
+  margin-bottom: 2rem;
+  font-weight: normal;
+  opacity: 0.7; }
+
+@media screen and (min-width: 64em) {
+  .project-tagline {
+    font-size: 1.25rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .project-tagline {
+    font-size: 1.15rem; } }
+
+@media screen and (max-width: 42em) {
+  .project-tagline {
+    font-size: 1rem; } }
+
+.main-content :first-child {
+  margin-top: 0; }
+.main-content img {
+  max-width: 100%; }
+.main-content h1, .main-content h2, .main-content h3, .main-content h4, .main-content h5, .main-content h6 {
+  margin-top: 2rem;
+  margin-bottom: 1rem;
+  font-weight: normal;
+  color: #159957; }
+.main-content p {
+  margin-bottom: 1em; }
+.main-content code {
+  padding: 2px 4px;
+  font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
+  font-size: 0.9rem;
+  color: #383e41;
+  background-color: #f3f6fa;
+  border-radius: 0.3rem; }
+.main-content pre {
+  padding: 0.8rem;
+  margin-top: 0;
+  margin-bottom: 1rem;
+  font: 1rem Consolas, "Liberation Mono", Menlo, Courier, monospace;
+  color: #567482;
+  word-wrap: normal;
+  background-color: #f3f6fa;
+  border: solid 1px #dce6f0;
+  border-radius: 0.3rem; }
+  .main-content pre > code {
+    padding: 0;
+    margin: 0;
+    font-size: 0.9rem;
+    color: #567482;
+    word-break: normal;
+    white-space: pre;
+    background: transparent;
+    border: 0; }
+.main-content .highlight {
+  margin-bottom: 1rem; }
+  .main-content .highlight pre {
+    margin-bottom: 0;
+    word-break: normal; }
+.main-content .highlight pre, .main-content pre {
+  padding: 0.8rem;
+  overflow: auto;
+  font-size: 0.9rem;
+  line-height: 1.45;
+  border-radius: 0.3rem; }
+.main-content pre code, .main-content pre tt {
+  display: inline;
+  max-width: initial;
+  padding: 0;
+  margin: 0;
+  overflow: initial;
+  line-height: inherit;
+  word-wrap: normal;
+  background-color: transparent;
+  border: 0; }
+  .main-content pre code:before, .main-content pre code:after, .main-content pre tt:before, .main-content pre tt:after {
+    content: normal; }
+.main-content ul, .main-content ol {
+  margin-top: 0; }
+.main-content blockquote {
+  padding: 0 1rem;
+  margin-left: 0;
+  color: #819198;
+  border-left: 0.3rem solid #dce6f0; }
+  .main-content blockquote > :first-child {
+    margin-top: 0; }
+  .main-content blockquote > :last-child {
+    margin-bottom: 0; }
+.main-content table {
+  display: block;
+  width: 100%;
+  overflow: auto;
+  word-break: normal;
+  word-break: keep-all; }
+  .main-content table th {
+    font-weight: bold; }
+  .main-content table th, .main-content table td {
+    padding: 0.5rem 1rem;
+    border: 1px solid #e9ebec; }
+.main-content dl {
+  padding: 0; }
+  .main-content dl dt {
+    padding: 0;
+    margin-top: 1rem;
+    font-size: 1rem;
+    font-weight: bold; }
+  .main-content dl dd {
+    padding: 0;
+    margin-bottom: 1rem; }
+.main-content hr {
+  height: 2px;
+  padding: 0;
+  margin: 1rem 0;
+  background-color: #eff0f1;
+  border: 0; }
+
+@media screen and (min-width: 64em) {
+  .main-content {
+    max-width: 64rem;
+    padding: 2rem 6rem;
+    margin: 0 auto;
+    font-size: 1.1rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .main-content {
+    padding: 2rem 4rem;
+    font-size: 1.1rem; } }
+
+@media screen and (max-width: 42em) {
+  .main-content {
+    padding: 2rem 1rem;
+    font-size: 1rem; } }
+
+.site-footer {
+  padding-top: 2rem;
+  margin-top: 2rem;
+  border-top: solid 1px #eff0f1; }
+
+.site-footer-owner {
+  display: block;
+  font-weight: bold; }
+
+.site-footer-credits {
+  color: #819198; }
+
+@media screen and (min-width: 64em) {
+  .site-footer {
+    font-size: 1rem; } }
+
+@media screen and (min-width: 42em) and (max-width: 64em) {
+  .site-footer {
+    font-size: 1rem; } }
+
+@media screen and (max-width: 42em) {
+  .site-footer {
+    font-size: 0.9rem; } }
diff --git a/tile-sets/.gitattributes b/tile-sets/.gitattributes
new file mode 100644
index 0000000..bdb0cab
--- /dev/null
+++ b/tile-sets/.gitattributes
@@ -0,0 +1,17 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain
diff --git a/tile-sets/.gitignore b/tile-sets/.gitignore
new file mode 100644
index 0000000..cd2946a
--- /dev/null
+++ b/tile-sets/.gitignore
@@ -0,0 +1,47 @@
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# =========================
+# Operating System Files
+# =========================
+
+# OSX
+# =========================
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
