console 命令行工具 X clear

console

<img src="https://sinacloud.net/my-avatar/avatar01.JPG" height="200" width="200"
alt="" />

  img {
    border-radius: 50%;
    overflow: hidden;
    animation: demo 3s linear infinite;
    animation-play-state: paused;
  }
  
  img:hover {
    animation-play-state: running;
  }
  
  @keyframes demo {
    to {
      transform: rotate(360deg);
    }
  }