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凡哥教程第二十六讲作业： 参照本讲最后一个示例，制作一个简单的帖子。 要求： ① 帖子有背景图、有视频，其中视频设置为圆形、不覆盖整个帖子； ② 用伪元素 ::before 和 ::after 做两个音频播放控制器，各自有自己的背景图案，点击任意一个都可以联动控制音乐、CSS动画和视频。
<style>
#qsfg26 {
--state: running;
margin: 130px 0 30px calc(50% - 931px);
width: 1700px;
height: 900px;
background:url('https://pic.imgdb.cn/item/66cda37bd9c307b7e9fa69ab.webp') no-repeat center/cover;
border: 1px solid gray;
pointer-events: none;
position: relative;
overflow: hidden;
}
#qsfg26::before, #qsfg26::after { position: absolute; content: ''; }
#qsfg26::before {
right: 230px;
bottom: 330px;
width: 90px;
height: 90px;
background: url('https://638183.freep.cn/638183/small/hxxb.png') no-repeat center/cover;
cursor: pointer;
pointer-events: auto;
animation: rot 6s linear infinite var(--state);
}
#qsfg26::after {
right: 560px;
bottom: 590px;
width: 60px;
height: 60px;
background: url('https://638183.freep.cn/638183/small/hxxb.png') no-repeat center/cover;
cursor: pointer;
pointer-events: auto;
animation: rot 6s linear infinite var(--state);
}
@keyframes rot { to { transform: rotate(360deg); } }
#vid {
position: absolute;
width: 700px;
height: 700px;
object-fit: cover;
opacity: .69;
bottom:220px;
left:100px;
border-radius: 50%;
mix-blend-mode: screen;
-webkit-mask: radial-gradient(circle, silver, lightgreen, cyan 50%, transparent 60%,transparent,transparent);
}
</style>
<div id="qsfg26" title="播放/暂停">
<audio id="aud" src="https://music.163.com/song/media/outer/url?id=32743519" autoplay loop></audio>
<video id="vid" src="https://img.tukuppt.com/video_show/2475824/00/01/90/5b4d67697ecab.mp4" autoplay loop muted></video>
</div>
<script>
mState = () => {
qsfg26.style.setProperty('--state', aud.paused ? 'paused' : 'running');
qsfg26.title = ['暂停','播放'][+aud.paused];
aud.paused ? vid.pause() : vid.play();
};
aud.oncanplay = aud.onplaying = aud.onpause = () => mState();
qsfg26.onclick = () => aud.paused ? aud.play() : aud.pause();
</script>
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发表于 2024-8-27 18:43
发表于 2024-8-27 19:59
我还得想想去
发表于 2024-8-27 21:07
