removed magnifying glass symbol from search field; small changes to nav menu

the_works/static/the_works.css

@@ -6,4 +6,8 @@ table.dataTable span.dt-column-order::after
 
 table.dataTable td.action {
   padding: calc(var(--pico-spacing) / 2) var(--pico-spacing);
+}
+
+#text-table_wrapper .dt-search input[type="search"] {
+  background-image: none;
 }

the_works/templates/_nav.html

@@ -1,14 +1,15 @@
 <nav>
   <ul>
     <li>
-      <hgroup>
-        <h2>the_works</h2>
-        <p>Tobias Radloffs Bücher</p>
-      </hgroup>    
+      <a href="{{ url_for('home.home') }}">
+        <hgroup>
+          <h2>the_works</h2>
+          <p>Tobias Radloffs Bücher</p>
+        </hgroup>
+      </a>      
     </li>  
   </ul>
   <ul>
-    <li><a href="{{ url_for('home.home') }}">Home</a></li>
     <li><a href="{{ url_for('text.all') }}">Texte</a></li>
     <li><a href="{{ url_for('werk.all') }}">Werke</a></li>
   </ul>