diff --git a/packages/gitbook-core/src/connect.js b/packages/gitbook-core/src/connect.js
index e30eb2213..e18158e42 100644
--- a/packages/gitbook-core/src/connect.js
+++ b/packages/gitbook-core/src/connect.js
@@ -6,8 +6,8 @@ const ReactRedux = require('react-redux');
  * @param {Function} mapStateToProps
  * @return {ReactComponent}
  */
-function connect(Component, mapStateToProps) {
-    return ReactRedux.connect(mapStateToProps)(Component);
+function connect(Component, mapStateToProps, mapDispatchToProps) {
+    return ReactRedux.connect(mapStateToProps, mapDispatchToProps)(Component);
 }
 
 module.exports = connect;
diff --git a/packages/gitbook-core/src/reducers/index.js b/packages/gitbook-core/src/reducers/index.js
index 18c9f1e62..49ea4897d 100644
--- a/packages/gitbook-core/src/reducers/index.js
+++ b/packages/gitbook-core/src/reducers/index.js
@@ -1,10 +1,11 @@
-const Redux = require('redux');
+const composeReducer = require('../composeReducer');
+const createReducer = require('../createReducer');
 
-module.exports = Redux.combineReducers({
-    components: require('./components'),
-    navigation: require('./navigation'),
+module.exports = composeReducer(
+    createReducer('components', require('./components')),
+    createReducer('navigation', require('./navigation')),
     // GitBook JSON
-    page:       require('./page'),
-    summary:    require('./summary'),
-    readme:    require('./readme')
-});
+    createReducer('page', require('./page')),
+    createReducer('summary', require('./summary')),
+    createReducer('readme', require('./readme'))
+);
diff --git a/packages/gitbook-plugin-theme-default/less/Sidebar.less b/packages/gitbook-plugin-theme-default/less/Sidebar.less
index 2ef01d74c..8e159dc77 100644
--- a/packages/gitbook-plugin-theme-default/less/Sidebar.less
+++ b/packages/gitbook-plugin-theme-default/less/Sidebar.less
@@ -1,3 +1,6 @@
 .Sidebar {
-    width: @sidebar-width;
+    height: 100%;
+    background: @sidebar-background;
+    background: rgb(250, 250, 250);
+    border-right: 1px solid @sidebar-border-color;
 }
diff --git a/packages/gitbook-plugin-theme-default/less/Summary.less b/packages/gitbook-plugin-theme-default/less/Summary.less
new file mode 100644
index 000000000..d7cdae58e
--- /dev/null
+++ b/packages/gitbook-plugin-theme-default/less/Summary.less
@@ -0,0 +1,37 @@
+.Summary {
+
+}
+
+.SummaryPart {
+    > h1 {
+        padding: @summary-article-padding-v @summary-article-padding-h;
+        padding-top: 20px;
+        text-transform: uppercase;
+        color: @summary-header-color;
+    }
+}
+
+.SummaryArticles {
+    list-style: none;
+    margin: 0px;
+    padding: 0px;
+}
+
+.SummaryArticle {
+    list-style: none;
+
+    a, span {
+        display: block;
+        padding: @summary-article-padding-v @summary-article-padding-h;
+        border-bottom: none;
+        color: @summary-article-color;
+        text-overflow: ellipsis;
+        overflow: hidden;
+        white-space: nowrap;
+        position: relative;
+    }
+
+    a:hover {
+        text-decoration: underline;
+    }
+}
diff --git a/packages/gitbook-plugin-theme-default/less/main.less b/packages/gitbook-plugin-theme-default/less/main.less
index b6229c619..957d22947 100644
--- a/packages/gitbook-plugin-theme-default/less/main.less
+++ b/packages/gitbook-plugin-theme-default/less/main.less
@@ -2,3 +2,10 @@
 
 @import "reset.less";
 @import "variables.less";
+
+@import "Sidebar.less";
+@import "Summary.less";
+
+body, html {
+    margin: 0px;
+}
diff --git a/packages/gitbook-plugin-theme-default/less/variables.less b/packages/gitbook-plugin-theme-default/less/variables.less
index d1697198b..8f16632f0 100644
--- a/packages/gitbook-plugin-theme-default/less/variables.less
+++ b/packages/gitbook-plugin-theme-default/less/variables.less
@@ -1,2 +1,8 @@
 // Sidebar
-@sidebar-width: 200px;
+@sidebar-background:        rgb(250, 250, 250);
+@sidebar-border-color:      rgba(0, 0, 0, 0.0666667);
+// Summary
+@summary-header-color:      #939da3;
+@summary-article-padding-v: 10px;
+@summary-article-padding-h: 15px;
+@summary-article-color:     hsl(207, 15%, 25%);
diff --git a/packages/gitbook-plugin-theme-default/package.json b/packages/gitbook-plugin-theme-default/package.json
index 04c086213..a98fae9ee 100644
--- a/packages/gitbook-plugin-theme-default/package.json
+++ b/packages/gitbook-plugin-theme-default/package.json
@@ -16,6 +16,7 @@
     "gitbook-markdown-css": "^1.0.1",
     "gitbook-plugin": "*",
     "less": "^2.7.1",
+    "less-plugin-clean-css": "^1.5.1",
     "preboot": "git+https://github.com/mdo/preboot.git#4aab4edd85f076d50609cbe28e4fe66cc0771701"
   },
   "scripts": {
diff --git a/packages/gitbook-plugin-theme-default/src/components/Summary.js b/packages/gitbook-plugin-theme-default/src/components/Summary.js
index e95b4b4eb..8c5c4a109 100644
--- a/packages/gitbook-plugin-theme-default/src/components/Summary.js
+++ b/packages/gitbook-plugin-theme-default/src/components/Summary.js
@@ -46,10 +46,12 @@ const SummaryPart = React.createClass({
         const { part } = this.props;
         const { title, articles } = part;
 
+        const titleEL = title ? <h2>{title}</h2> : null;
+
         return (
             <GitBook.InjectedComponent matching={{ role: 'summary:part' }} props={this.props}>
                 <div className="SummaryPart">
-                    {title}
+                    {titleEL}
                     <SummaryArticles articles={articles} />
                 </div>
             </GitBook.InjectedComponent>
diff --git a/packages/gitbook-plugin-theme-default/src/index.js b/packages/gitbook-plugin-theme-default/src/index.js
index 4eed25292..64d4433e4 100644
--- a/packages/gitbook-plugin-theme-default/src/index.js
+++ b/packages/gitbook-plugin-theme-default/src/index.js
@@ -24,7 +24,7 @@ let ThemeBody = React.createClass({
                 <GitBook.Head
                     title={page.title}
                     titleTemplate="%s - GitBook" />
-                <GitBook.ImportCSS href="gitbook/gitbook-plugin-theme-default/theme.css" />
+                <GitBook.ImportCSS href="gitbook/theme.css" />
 
                 <GitBook.FlexBox>
                     <GitBook.FlexLayout>
@@ -45,7 +45,7 @@ let ThemeBody = React.createClass({
 });
 
 ThemeBody = GitBook.connect(ThemeBody, ({page, summary, sidebar}) => {
-    console.log('connect', sidebar.toJS())
+    console.log('connect!');
     return { page, summary, sidebar };
 });
 
diff --git a/packages/gitbook/src/browser/render.js b/packages/gitbook/src/browser/render.js
index 3696ebaf3..64e894772 100644
--- a/packages/gitbook/src/browser/render.js
+++ b/packages/gitbook/src/browser/render.js
@@ -22,7 +22,7 @@ function HTML({head, innerHTML, payload, scripts}) {
                 {scripts.map(script => {
                     return <script key={script} src={script} />;
                 })}
-                <script type="application/payload+json" dangerouslySetInnerHTML={{__html: JSON.stringify(payload)}} />
+                <script type="application/payload+json" dangerouslySetInnerHTML={{__html: payload}} />
                 <script type="application/javascript" dangerouslySetInnerHTML={{__html: BOOTSTRAP_CODE}} />
                 {head.script.toComponent()}
             </body>
@@ -45,6 +45,7 @@ HTML.propTypes = {
 function render(plugins, initialState) {
     // Load the plugins
     const browserPlugins = loadPlugins(plugins);
+    const payload = JSON.stringify(initialState);
     const store = GitBook.createStore(browserPlugins, initialState);
 
     const scripts = plugins.toList()
@@ -64,7 +65,7 @@ function render(plugins, initialState) {
     const htmlEl = <HTML
         head={head}
         innerHTML={innerHTML}
-        payload={initialState}
+        payload={payload}
         scripts={['gitbook/core.js'].concat(scripts)}
     />;