CSS loading animation using HTML & CSS |7

Step 1) Add HTML:

<!-- CODE BY GS CODE -->
<!DOCTYPE html>
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title></title>
  </head>
  <body>
    
  </body>
</html>
    <!-- CODE BY GS CODE -->
    <style >
    body{
      background: red;
      margin: 0;
      padding: 0;
    }
    h3{
      color: #000;
      text-transform: uppercase;
      text-decoration: underline;
      text-decoration-color: #fff;
      text-align: center;
      font-size: 40px;
    }
    .loader{
      width: 80px;
      height: 80px;
      border: 15px solid;
      border-top: 15px solid transparent;
      border-bottom: 15px solid transparent;
      border-radius: 50%;
      animation: identifier 2s linear infinite;
    }
    .loader, .loader:before{
      position: absolute;
      top:50%;
      left: 45%;
      transform: translate(-50%,-50%);
    }
    .loader:before{
      content: "";
      border: 10px solid;
      height: 40%;
      width:40%;
      border: 15px solid;
      border-top: 15px solid transparent;
      border-bottom: 15px solid transparent;
      border-radius: 50%;
    }
    @keyframes identifier {
      0%{
        transform: rotate(0deg);
      }
      100%{
        transform: rotate(360deg);
      }
    }
    </style>