CSS Style Guide: Fix indentation

Update #43

static/css/elegant.css

@@ -157,7 +157,7 @@ article div.article-content ul:not(.articles_timeline) a:hover {
     font-weight: normal;
     margin-left: -2em;
     text-decoration: inherit;
- }
+}
 .article-content blockquote p {
     font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif;
     font-size: inherit;