Added quote design for Snow White theme.

boards/static/css/sw/base_page.css

@@ -188,4 +188,10 b' a {'
 }
 .dead_post > .metadata {
     background: #eee;
+}
+
+.quote {
+    color: blue;
+    padding-left: 5px;
+    border-left: solid 2px blue;
 }
  No newline at end of file