Add missing markup/styling

manual/Tasks/ftp.html

@@ -329,7 +329,7 @@ connection.</p>
     <td>No</td>
   </tr>
 </table>
-<h3>Note about remotedir attribute</h3>
+<h3>Note about <var>remotedir</var> attribute</h3>
 <table>
   <thead>
     <tr>

manual/Tasks/makeurl.html

@@ -32,7 +32,7 @@ supported; if present, these are turned into the URLs with the supplied <var>sep
 them.</p>
 <h3 id="attributes">Parameters</h3>
 <table>
-  <tr>
+  <tr class="attr">
     <th>Attribute</th>
     <th>Description</th>
     <th>Type</th>

manual/stylesheets/style.css

@@ -94,6 +94,10 @@ h3 > code, h3 > samp {
     font-size: 1.5rem;
 }
 
+h3 > var {
+    font-size: 1.125rem;
+}
+
 pre {
    background-color: #efefef;
    margin-right: 4rem;