title: id:hover id in css ? is it possible?
body: <p>Here is my html code</p>
  
  <pre><code>&lt;div id="id_1"&gt;&lt;/div&gt;
  &lt;div id="id_2"&gt;&lt;/div&gt;
  &lt;div id="id_3"&gt;&lt;/div&gt;
  &lt;div id="id_4"&gt;&lt;/div&gt;
  </code></pre>
  
  <p>And here is my css code</p>
  
  <pre><code>&lt;style&gt;
  #id_1:hover #id_2{background-color:red;}
  #id_1:hover #id_3{background-color:red;}
  #id_1:hover #id_4{background-color:red;}
  #id_2:hover #id_4{background-color:red;}
  &lt;/style&gt;
  </code></pre>
  
  <p>This hover is why not working ? Someone help me ?</p>
  
  <p>I need when i hover #id_1, will change backgroundcolor #id_2</p>
  
  <p><a href="https://i.stack.imgur.com/xxA1o.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/xxA1o.jpg" alt="enter image description here"></a></p>