add video link for InterAct

static/interact/index.html

@@ -123,11 +123,9 @@ <h2 class="title is-3">Abstract</h2>
   <div class="container is-max-desktop">  
     <div class="columns is-centered has-text-centered">
       <div class="column is-four-fifths">
-        <h2 class="title is-3">Dataset</h2>
+        <h2 class="title is-3">Video</h2>
         <div class="content has-text-justified">
-          <p>
-            To be written
-          </p>
+          <div style="max-width: 853px"><div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;"><iframe src="https://hkuhk-my.sharepoint.com/personal/leohocs_hku_hk/_layouts/15/embed.aspx?UniqueId=a3a782c0-42f1-43c7-a8c3-af035b0f5db6&embed=%7B%22ust%22%3Atrue%2C%22hv%22%3A%22CopyEmbedCode%22%7D&referrer=StreamWebApp&referrerScenario=EmbedDialog.Create" width="853" height="480" frameborder="0" scrolling="no" allowfullscreen title="InterAct.mp4" style="border:none; position: absolute; top: 0; left: 0; right: 0; bottom: 0; height: 100%; max-width: 100%;"></iframe></div></div>
         </div>
       </div>
     </div>