Update styles

themes/oni/css/style.css

@@ -1,8 +1,12 @@
 * { margin: 0; padding: 0; border: 0; }
 
 body {
-    background-color: #ffffff;
-    color: #111111;
+    background-attachment: fixed;
+    background-color: #111111;
+    background-image: url('../img/background.png');
+    background-position: center;
+    background-size: cover;
+    color: #ffffff;
     font-family: 'open_sansregular', sans-serif;
     font-size: 15px;
     line-height: 1.2em;
@@ -10,12 +14,12 @@ body {
 }
 
 pre {
-    margin: 20px 0 20px -2em;
     background-color: #111111;
-    color: #bfbfbf;
-    padding: 5px;
     border-radius: 4px;
+    color: #bfbfbf;
+    margin: 20px 0;
     overflow: auto;
+    padding: 5px;
 }
 
 a { text-decoration: none; color: #0074d9; }
@@ -41,7 +45,6 @@ article h3 { font-size: 1.3em; }
 article h4 { font-size: 1.2em; }
 article h5 { font-size: 1.1em; }
 article h6 { font-size: 1.0em; }
-article .article-content { margin-left: 2em; }
 
 article h1 small {
     display: block;
@@ -102,4 +105,10 @@ pre.src-python:before { content: 'Python'; }
 pre.src-scheme:before { content: 'Scheme'; }
 pre.src-ruby:before { content: 'Ruby'; }
 
-#text-footnotes { float: left; clear: left; padding-right: 0.5em; }
+.footnum { float: left; clear: left; padding-right: 0.5em; }
+
+#content {
+    background-color: #ffffff;
+    color: #111111;
+    padding: 2em;
+}