diff --git a/element/a/index.html b/element/a/index.html
index 0668cbf..fcf9453 100644
--- a/element/a/index.html
+++ b/element/a/index.html
@@ -230,7 +230,69 @@ <h4 class="value-name">
               </div>
             </header>
             <aside class="value-preview">
-              <div class="value-output"><a  rel="nofollow">HTML Reference</a></div>
+              <div class="value-output"><a  href="http://htmlreference.io" rel="nofollow">HTML Reference</a></div>
+            </aside>
+          </article>
+          
+          <article id="a-rel-noreferrer" class="value">
+            <header class="value-header">
+                <h4 class="value-name">
+                  <code class="tag" data-tooltip="Click to copy rel=&quot;noreferrer&quot;" data-clipboard-text="rel=&quot;noreferrer&quot;">
+                      "noreferrer"
+                  </code>
+                </h4>
+              <div class="value-description">
+                <p>Requires that the browser should not send an HTTP referer header.</p>
+
+              </div>
+            </header>
+            <aside class="value-preview">
+              <div class="value-output"><a  href="http://htmlreference.io" target="_blank" rel="noreferrer">HTML Reference</a></div>
+            </aside>
+          </article>
+          
+          <article id="a-rel-noopener" class="value">
+            <header class="value-header">
+                <h4 class="value-name">
+                  <code class="tag" data-tooltip="Click to copy rel=&quot;noopener&quot;" data-clipboard-text="rel=&quot;noopener&quot;">
+                      "noopener"
+                  </code>
+                </h4>
+              <div class="value-description">
+                <p>Makes <code>window.opener</code> unavailable to the target website. Improves security.</p>
+
+              </div>
+            </header>
+            <aside class="value-preview">
+              <div class="value-output"><a  href="http://htmlreference.io" target="_blank" rel="noopener">HTML Reference</a></div>
+            </aside>
+          </article>
+      </div>
+    </article>
+    
+    <article id="a-download" class="attribute attribute--novalue">
+      <header class="attribute-header">
+        <h3 class="attribute-name">
+          <code class="tag" data-tooltip="Click to copy" data-clipboard-text="download">
+            download
+          </code>
+        </h3>
+        <div class="attribute-description">
+          <p>Downloads the link target.</p>
+
+            <strong class="attribute-is-novalue">No value required.</strong>
+        </div>
+      </header>
+
+      <div class="attribute-values">
+          <article id="input-disabled-undefined" class="value">
+            <header class="value-header">
+              <div class="value-description">
+                a
+              </div>
+            </header>
+            <aside class="value-preview">
+              <div class="value-output"><a  href="http://htmlreference.io" download>HTML Reference</a></div>
             </aside>
           </article>
       </div>