@keyframes box-ani {
	from {
		transform: rotateY(0deg);
	}

	to {
		transform: rotateY(360deg);
	}
}

body {
	background-color: black;
}

#box {
	border: 2px solid white;
	height: 250px;
	width: 250px;
	/*固定定位，以浏览器为标准进行定位*/
	position: fixed;
	left: calc(50% - 125px);
	top: calc(50% - 125px);
	transform: rotateX(-10deg) rotateY(10deg);
	/*调用动画*/
	animation-name: box-ani;
	animation-timing-function: linear;
	animation-duration: 10s;
	animation-iteration-count: infinite;
	background-color: pink;
	animation-play-state: paused;
	transform-style: preserve-3d;

}

#bgm {
	width: 70%;
	display: block;
	margin: auto;
}

#lrc-box {
	color: white;
	border: 2px solid white;
	position: fixed;
	bottom: 0px;
	width: 100%;
	font-size: 48px;
	text-align: center;
}