css3动画之打字效果-526互联

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>速度曲线步长</title>
    <style>
      @keyframes w {
        0% {
          width: 0;
        }

        100% {
          width: 200px;
        }
      }

      div {
        overflow: hidden;
        font-size: 40px;
        width: 0;
        height: 40px;
        background-color: pink;
        animation-name: w;
        /* 5步走完 */
        animation-timing-function: steps(5);
        animation-duration: 4s;
        /* 动画结束后的状态 forwards 填在原地*/
        animation-fill-mode: forwards;
      }
    </style>
  </head>
  <body>
    <div>北京欢迎您</div>
  </body>
</html>