switch the layout to a wider one that leans slightly to the left of the page

this is to make space on the right for a nice background in the future

crates/treehouse/src/html/tree.rs

@@ -220,14 +220,14 @@ pub fn branch_to_html(
                     EscapeAttribute(link),
                 )
                 .unwrap();
+            } else {
+                write!(
+                    s,
+                    "<a class=\"icon icon-permalink\" href=\"/b?{}\" title=\"permalink\"></a>",
+                    EscapeAttribute(&branch.named_id)
+                )
+                .unwrap();
             }
-
-            write!(
-                s,
-                "<a class=\"icon icon-permalink\" href=\"/b?{}\" title=\"permalink\"></a>",
-                EscapeAttribute(&branch.named_id)
-            )
-            .unwrap();
         }
         s.push_str("</th-bb>");