ketframes1

by rootjang

HTML

<!DOCTYPE html>
<html lang="ko-KR">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <style>
    div {
      width: 100px;
      height: 100px;
      background-color:blue;
      animation-name: change-bg;
      animation-duration: 3s;
    }

    @keyframes change-bg {
      from {
        background: blue;
        border: 1px solid black;
      }

      to {
        background-color: #a5d6ff;
        border: 1p solid blue;
        border-radius: 50%;
      }
    }
  </style>
</head>
<body>
  <div></div>
</body>
</html>