D30看YT學 CSS動畫_方形爬坡動畫2 (完結)

2022 iThome 鐵人賽

DAY 30

自我挑戰組

CSS UI(動畫)相關系列第 30 篇

14th鐵人賽

kypss95120

2022-10-14 15:19:56

595 瀏覽

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接續昨天
https://www.youtube.com/watch?v=cqK7VgXWjt8

HTML沒變

<!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="box">
			<div class="cube"></div>
		</div>
	</div>
</body>
</html>

CSS

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

body{
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 100vh;
	background: #000000;
	overflow: hidden;
}

.container{
	position: relative;
	width: 100%;
	transform: rotate(-35deg);
}

.container .box
{
	position: relative;
	display: flex;
	justify-content: center;
	align-items: center;
	width: calc(100% + 400px);
	-webkit-box-reflect: below 1px linear-gradient(transparent,#0004); /*倒影 #0004不是色碼，可能是指透明度*/
	animation: SS 1.5s ease-in-out infinite;
}

@keyframes SS{
	0%{
		transform: translateX(0px);
	}
	100%{
		transform: translateX(-200px);
	}
}

.container .box .cube{
	position: relative;
	width: 200px;
	height: 200px;
	background: #FF5CF4;
	box-shadow: 0 0 5px rgba(255,92,244,1), /*同 #FF5CF4*/
				0 0 25px rgba(255,92,244,1),
				0 0 50px rgba(255,92,244,1),
				0 0 100px rgba(255,92,244,1),
				0 0 200px rgba(255,92,244,0.5), /*注意分號&逗號*/
				0 0 300px rgba(255,92,244,0.5); /*多層才會夠亮*/
	transform-origin: bottom right; /*不讓方塊超出"地板"*/
	animation: AA 1.5s ease-in-out infinite;
}

@keyframes AA{
	0%{
		transform: rotate(0deg);
	}
	60%{
		transform: rotate(90deg);
	}
	65%{
		transform: rotate(85deg);
	}
	70%{
		transform: rotate(90deg);
	}
	75%{
		transform: rotate(87.5deg);
	}
	80%,100%{  /*循環流暢的關鍵*/
		transform: rotate(90deg);
	}
}

成果

大致上是這樣，謝謝