html如何让图片循环淡入、变小、消失

img


让这三个白烟淡入、停1秒变小、消失

你题目的解答代码如下:

<!doctype html>
<html lang="en">
<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,chrome=1" />
    <title> 页面名称 </title>
<style type="text/css">
   @keyframes scaleDraw {  /*定义关键帧、scaleDrew是需要绑定到选择器的关键帧名称*/
            0%{
                transform: scale(1);  /*开始为原始大小*/
                opacity: 1;
            }
            100%{
                transform: scale(0);
                opacity: 0;
            }
        }
    .pic{
        animation: scaleDraw; /*关键帧名称*/
        animation-timing-function: ease-in-out; /*动画的速度曲线*/
        animation-duration: 5s; /*动画所花费的时间*/
        animation-fill-mode: forwards; /*动画结束后为动画结束时的状态*/
    }
</style>
</head>
<body>

<img src="1.jpg" class="pic" />

</body>
</html>

如有帮助,望采纳!谢谢!

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