title: how do i make this fit to my page as it look small in size
body: <p>what am i missing it look small in my webpage i want this to be on my whole screen. i cant find where i am getting wrong. i want this to fit all size of pc,tv,4k,laptop screen.
  <a href="https://i.stack.imgur.com/AIU3G.jpg" rel="nofollow noreferrer">it look something like this </a></p>
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-css lang-css prettyprint-override"><code>.container{
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%,-50%);
      width: 1000px;
      height: 500px;
      display: flex;
  }
  .container .box{
      position: relative;
      width: 250px;
      height: 500px;
      background: #ccc;
      transition: 0.5s;
  }
  .container .box:hover{
      transform: scale(1.1);
      z-index: 1;
      box-shadow: 0 5px 20px rgba(0,0,0,1);
  }
  .container .box .thumb{
      position: absolute;
      width: 100%;
      height: 250px;
      overflow: hidden;
  }
  .container .box:nth-child(odd) .thumb {
      bottom: 0;
      left: 0;
  }
  .container .box .thumb img{
      width: 100%;
  }
  .container .box .details{
      position: absolute;
      width: 100%;
      height: 250px;
      overflow: hidden;
      background: #262626;
  }
  .container .box:nth-child(even) .details {
      bottom: 0;
      left: 0;
  }
  .container .box:nth-child(1) .details {
      background: #65214a;
  }
  .container .box:nth-child(2) .details {
      background: #fd3f41;
  }
  .container .box:nth-child(3) .details {
      background: #ffb539;
  }
  .container .box .details .content{
      position: absolute;
      top: calc(50% + 16px);
      transform: translateY(-50%);
      width: 100%;
      padding: 20px;
      box-sizing: border-box;
      text-align: center;
      transition: 0.5s;
  }
  .container .box:hover .details .content{
      top: calc(50%);
  }
  .container .box .details .content h3{
      margin: 0;
      padding: 0;
      padding: 10px 0;
      color: #fff;
  }
  .container .box .details .content a{
      display: inline-block;
      padding: 5px 20px;
      color: #fff;
      border: 2px solid #fff;
      text-decoration: none;
      transition: 0.5s;
      border-radius: 20px;
      transform: scale(0);
  }
  .container .box:hover .details .content a{
      transform: scale(1);
  }
  .container .box .details .content a:hover{
      background: #fff;
      color: #262626;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;!DOCTYPE html&gt;
  &lt;html lang="en"&gt;
  &lt;head&gt;
      &lt;meta charset="UTF-8"&gt;
      &lt;meta http-equiv="X-UA-Compatible" content="IE=edge"&gt;
      &lt;meta name="viewport" content="width=device-width, initial-scale=1.0"&gt;
      &lt;title&gt;Document&lt;/title&gt;
      &lt;link rel="stylesheet" href="activity.css"&gt;
  &lt;/head&gt;
  &lt;body&gt;
      &lt;div class="container"&gt;
          &lt;div class="box"&gt;
              &lt;div class="thumb"&gt;
                  &lt;img src="https://m.media-amazon.com/images/I/81z07Nvam1L._SL1500_.jpg" alt=""&gt;
              &lt;/div&gt;
              &lt;div class="details"&gt;
                  &lt;div class="content"&gt;
                      &lt;i class="fa fa-gift" aria-hidden="true"&gt;&lt;/i&gt;
                      &lt;img src="/images/facebook.png" alt=""&gt;
                      &lt;h3&gt;Desert Safari&lt;/h3&gt;
                      &lt;a href="#"&gt;Read More&lt;/a&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
          &lt;div class="box"&gt;
              &lt;div class="thumb"&gt;
                  &lt;img src="https://m.media-amazon.com/images/I/81z07Nvam1L._SL1500_.jpg" alt=""&gt;
              &lt;/div&gt;
              &lt;div class="details"&gt;
                  &lt;div class="content"&gt;
                      &lt;i class="fa fa-gift" aria-hidden="true"&gt;&lt;/i&gt;
                      &lt;img src="/images/facebook.png" alt=""&gt;
                      &lt;h3&gt;Desert Safari&lt;/h3&gt;
                      &lt;a href="#"&gt;Read More&lt;/a&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
          &lt;div class="box"&gt;
              &lt;div class="thumb"&gt;
                  &lt;img src="https://m.media-amazon.com/images/I/81z07Nvam1L._SL1500_.jpg" alt=""&gt;
              &lt;/div&gt;
              &lt;div class="details"&gt;
                  &lt;div class="content"&gt;
                      &lt;i class="fa fa-gift" aria-hidden="true"&gt;&lt;/i&gt;
                      &lt;img src="/images/facebook.png" alt=""&gt;
                      &lt;h3&gt;Desert Safari&lt;/h3&gt;
                      &lt;a href="#"&gt;Read More&lt;/a&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
      &lt;/div&gt;
  &lt;/body&gt;
  &lt;/html&gt;</code></pre>
  </div>
  </div>
  
  what am i missing it look small in my webpage i want this to be on my whole screen. i cant find where i am getting wrong. i want this to fit all size of pc,tv,4k,laptop screen.</p>