D24看YT學 CSS動畫_光點上浮

2022 iThome 鐵人賽

DAY 24

自我挑戰組

CSS UI(動畫)相關系列第 24 篇

14th鐵人賽

kypss95120

2022-10-08 14:40:04

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今天的參考，我認為這次的重點是秒數的分配，程式碼幾乎都是之前用過的~
秒數非配差距過大，慢的點點會有種向下掉落的感覺
但每顆點點都會用一個標籤(順序是錯亂的)，程式碼會有點長
https://www.youtube.com/watch?v=wuUSVEcK-kM
HTML

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<title>測試</title>
	<link href="C1.css" rel="stylesheet">
</head>
<body>
	<div class="container">
		<div class="BUB">
			<span style="--i:21"></span>
			<span style="--i:36"></span>
			<span style="--i:45"></span>
			<span style="--i:51"></span>
			<span style="--i:77"></span>
			<span style="--i:20"></span>
			<span style="--i:5"></span>
			<span style="--i:18"></span>
			<span style="--i:55"></span>
			<span style="--i:66"></span>
			<span style="--i:33"></span>
			<span style="--i:7"></span>
			<span style="--i:79"></span>
			<span style="--i:65"></span>
			<span style="--i:11"></span>
			<span style="--i:13"></span>
			<span style="--i:1"></span>
			<span style="--i:71"></span>
			<span style="--i:88"></span>
			<span style="--i:85"></span>
			<span style="--i:78"></span>
			<span style="--i:96"></span>
			<span style="--i:2"></span>
			<span style="--i:11"></span>
			<span style="--i:3"></span>
			<span style="--i:32"></span>
			<span style="--i:35"></span>
			<span style="--i:4"></span>
			<span style="--i:101"></span>
			<span style="--i:98"></span>
			<span style="--i:95"></span>
			<span style="--i:19"></span>
			<span style="--i:81"></span>
			<span style="--i:86"></span>
			<span style="--i:85"></span>
			<span style="--i:74"></span>
			<span style="--i:21"></span>
			<span style="--i:76"></span>
			<span style="--i:35"></span>
			<span style="--i:54"></span>

		</div>
	</div>
</body>
</html>

CSS

@import url('https://fonts.googleapis.com/css?family=Roboto:300,400,500,700,900&display=swap');


*{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body{
	
	min-height: 100vh;
	background: #000000;
}

.container{
	position: relative;
	width: 100%;
	height: 1000vh;
	overflow: hidden;
}

.BUB{
	position: relative;
	display: flex;
}

.BUB span{
	position: relative;
	width: 30px;
	height: 30px;
	background: #4F83FF;
	margin: 0 4px;
	border-radius: 50%;

	box-shadow: 0 0 0 10px #232A8B,
	0 0 50px #4F83FF,
	0 0 100px #4F83FF;

	animation: LG 15s linear infinite;
	animation-duration: calc(120s / var(--i));
}

.BUB span:nth-child(even){
	background: #FF65DD;
	box-shadow: 0 0 0 10px #B5496E,
	0 0 50px #FF65DD,
	0 0 100px #FF65DD;
}

@keyframes LG{
	0%{
		transform: translateY(100vh) scale(0);		
	}
	100%{
		transform: translateY(-10vh) scale(1);		
	}
}

成果

今天先這樣，明天找別的