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

body {
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 100vh;
	overflow: hidden;
	background: #001f25;
}

.loader {
	position: relative;
	width: 300px;
	height: 300px;
}

.loader span {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	transform: rotate(calc(36deg * var(--i)));
}

.loader span:before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	width: 25px;
	height: 25px;
	border-radius: 50%;
	background: transparent;
	border: 4px solid #00efff;
	box-sizing: border-box;
	box-shadow: 0 0 20px #00efff, -25px -25px 0 #00efff, -25px -25px 20px #00efff, 25px 25px 0 #00efff, 25px 25px 20px #00efff, 25px -25px 0 #00efff, 25px -25px 20px #00efff, -25px 25px 0 #00efff, -25px 25px 20px #00efff;
	animation: animate 5s linear infinite;
	animation-delay: calc(-0.25s * var(--i));
	transform-origin: 20px;
	transition: 2s;
}

.loader:hover span::before {
	box-shadow: 0 0 20px #00efff, -200px -200px 0 #00efff, -200px -200px 20px #00efff, 200px 200px 0 #00efff, 200px 200px 20px #00efff, 200px -200px 0 #00efff, 200px -200px 20px #00efff, -200px 200px 0 #00efff, -200px 200px 20px #00efff;
	transform-origin: 250px;
}

@keyframes animate {
	0% {
		transform: rotate(0deg);
		filter: hue-rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
		filter: hue-rotate(360deg);
	}
}