Added documentation

docs/index.html.ejs

@@ -612,6 +612,20 @@
               <button aria-label="Close"></button>
             </div>
           </div>
+        `) %>
+        <p>
+          Maximize buttons can be disabled, useful when making a window appear as if it cannot be maximized.
+        </p>
+
+        <%- example(`
+          <div class="title-bar">
+            <div class="title-bar-text">A Title Bar with Maximize disabled</div>
+            <div class="title-bar-controls">
+              <button aria-label="Minimize"></button>
+              <button aria-label="Maximize" disabled></button>
+              <button aria-label="Close"></button>
+            </div>
+          </div>
         `) %>
 		<p>
           You can make a title bar "inactive" by adding <code>inactive</code> class,