update landing page

- restyle
- add sponsors

static/css/style.styl

@@ -0,0 +1,96 @@
+@import 'normalize';
+@import 'makeover/vendor'
+@import 'pygment_trac'
+
+// main banner
+$color-heading = #9FC8DF
+
+// light background color
+$color-bg = #FBF4F4
+
+// main font color
+$color-font = #0B1622
+
+// sanity
+* {
+    box-sizing: border-box;
+}
+
+// weights
+// 300 - light
+// 400 - normal
+// 600 - semi-bold
+
+html, body {
+    margin: 0;
+    padding: 0;
+}
+
+body {
+    font-family: 'Open Sans', sans-serif;
+    font-weight: 400;
+    color: $color-font;
+    background-color: $color-bg;
+}
+
+.container {
+    max-width: 675px;
+    margin: 0 auto;
+}
+
+h3 {
+    font-weight: 300;
+}
+
+.header {
+    padding: 10px;
+    position: relative;
+    background-color: $color-heading;
+    color: #ffffff;
+    font-size: 20px;
+
+    h1 {
+        font-weight: bold;
+    }
+
+    h2, h3 {
+        font-weight: 300;
+    }
+}
+
+.footer {
+    padding: 10px;
+    position: relative;
+    background-color: $color-heading;
+    color: #ffffff;
+}
+
+.highlight {
+    padding: 10px;
+    background-color: white;
+    border-radius: 2px;
+
+    pre {
+        padding: 0;
+        margin: 0;
+    }
+}
+
+a, a:visited, a:active {
+    color: $color-font;
+    text-decoration: none;
+}
+
+.sponsors {
+    float: right;
+
+    h3 {
+        padding: 3px;
+        margin: 3px;
+    }
+}
+
+.fa {
+    min-width: 1em;
+    text-align: center;
+}