title: CSS :hover not working on iOS Safari and Chrome
body: <p>I have a rounded div which has a rounded image and a title at the bottom whith <code>opacity: 0.5;</code> On hover the opacity should become 1. It works fine on all desktop browsers and Firefox for iOS but it doesn't work on Safari nor Chrome for iOS.</p>
  
  <p>Fiddle: <a href="https://jsfiddle.net/a10rLbnL/2/" rel="nofollow noreferrer">https://jsfiddle.net/a10rLbnL/2/</a></p>
  
  <p>HTML:</p>
  
  <pre><code>&lt;div class="video_wrap update"&gt;
    &lt;div class="content"&gt;
      &lt;div class="img_wrap"&gt;&lt;img src="https://i.ytimg.com/vi/0HDdjwpPM3Y/hqdefault.jpg"&gt;&lt;/div&gt;
      &lt;div class="title_wrap"&gt;&lt;div class="title"&gt;bang bang&lt;/div&gt;&lt;/div&gt;
    &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>CSS:</p>
  
  <pre><code>.video_wrap {
      display: inline-block;
      width: 30%;
      padding-bottom: 30%;
      margin: 0 1%;
      position: relative;
      vertical-align: top;
  }
  
  .content {
      position: absolute;
      height: 100%;
      width: 100%;
  }
  
  .img_wrap {
      height: 100%;
      border-radius: 120px;
      overflow: hidden;
  }
  
  .title_wrap {
      line-height: 50px;
      top: -50px;
      height: 50px;
      position: relative;
      left: 0px;
      background: #fff;
      color: #f8008c;
      font-size: 12px;
      text-align: center;
      cursor: default;
      opacity: 0.5;
      transition: all .5s ease-in;
      min-height: 50px;
  }
  
  .img_wrap img {
      height: 100%;
      cursor: pointer;
  }
  
  .title_wrap:hover {opacity: 1}
  </code></pre>