* {
	border: 0;
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}
:root {
	--bg: hsl(90,90%,20%);
	--fg: hsl(223,10%,10%);
	font-size: calc(16px + (24 - 16) * (100vw - 320px) / (1280 - 320));
}
body {
	background: var(--bg);
	color: var(--fg);
	font: 1em/1.5 sans-serif;
	height: 100vh;
	display: grid;
	place-items: center;
}
.wheel-and-hamster {
	--dur: 1s;
	position: relative;
	width: 12em;
	height: 12em;
}
.wheel,
.hamster,
.hamster div,
.spoke {
	position: absolute;
}
.wheel,
.spoke {
	border-radius: 50%;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
.wheel {
	background: radial-gradient(100% 100% at center,hsla(0,0%,60%,0) 47.8%,hsl(0,0%,60%) 48%);
	z-index: 2;
}
.hamster {
	animation: hamster var(--dur) ease-in-out infinite;
	top: 50%;
	left: calc(50% - 3.5em);
	width: 7em;
	height: 3.75em;
	transform: rotate(4deg) translate(-0.8em,1.85em);
	transform-origin: 50% 0;
	z-index: 1;
}
.hamster__head {
	animation: hamsterHead var(--dur) ease-in-out infinite;
	background: hsl(30,90%,55%);
	border-radius: 70% 30% 0 100% / 40% 25% 25% 60%;
	box-shadow:
		0 -0.25em 0 hsl(30,90%,80%) inset,
		0.75em -1.55em 0 hsl(30,90%,90%) inset;
	top: 0;
	left: -2em;
	width: 2.75em;
	height: 2.5em;
	transform-origin: 100% 50%;
}
.hamster__ear {
	animation: hamsterEar var(--dur) ease-in-out infinite;
	background: hsl(0,90%,85%);
	border-radius: 50%;
	box-shadow: -0.25em 0 hsl(30,90%,55%) inset;
	top: -0.25em;
	right: -0.25em;
	width: 0.75em;
	height: 0.75em;
	transform-origin: 50% 75%;
}
.hamster__eye {
	animation: hamsterEye var(--dur) linear infinite;
	background-color: hsl(0,0%,0%);
	border-radius: 50%;
	top: 0.375em;
	left: 1.25em;
	width: 0.5em;
	height: 0.5em;
}
.hamster__nose {
	background: hsl(0,90%,75%);
	border-radius: 35% 65% 85% 15% / 70% 50% 50% 30%;
	top: 0.75em;
	left: 0;
	width: 0.2em;
	height: 0.25em;
}
.hamster__body {
	animation: hamsterBody var(--dur) ease-in-out infinite;
	background: hsl(30,90%,90%);
	border-radius: 50% 30% 50% 30% / 15% 60% 40% 40%;
	box-shadow:
		0.1em 0.75em 0 hsl(30,90%,55%) inset,
		0.15em -0.5em 0 hsl(30,90%,80%) inset;
	top: 0.25em;
	left: 2em;
	width: 4.5em;
	height: 3em;
	transform-origin: 17% 50%;
	transform-style: preserve-3d;
}
.hamster__limb--fr,
.hamster__limb--fl {
	clip-path: polygon(0 0,100% 0,70% 80%,60% 100%,0% 100%,40% 80%);
	top: 2em;
	left: 0.5em;
	width: 1em;
	height: 1.5em;
	transform-origin: 50% 0;
}
.hamster__limb--fr {
	animation: hamsterFRLimb var(--dur) linear infinite;
	background: linear-gradient(hsl(30,90%,80%) 80%,hsl(0,90%,75%) 80%);
	transform: rotate(15deg) translateZ(-1px);
}
.hamster__limb--fl {
	animation: hamsterFLLimb var(--dur) linear infinite;
	background: linear-gradient(hsl(30,90%,90%) 80%,hsl(0,90%,85%) 80%);
	transform: rotate(15deg);
}
.hamster__limb--br,
.hamster__limb--bl {
	border-radius: 0.75em 0.75em 0 0;
	clip-path: polygon(0 0,100% 0,100% 30%,70% 90%,70% 100%,30% 100%,40% 90%,0% 30%);
	top: 1em;
	left: 2.8em;
	width: 1.5em;
	height: 2.5em;
	transform-origin: 50% 30%;
}
.hamster__limb--br {
	animation: hamsterBRLimb var(--dur) linear infinite;
	background: linear-gradient(hsl(30,90%,80%) 90%,hsl(0,90%,75%) 90%);
	transform: rotate(-25deg) translateZ(-1px);
}
.hamster__limb--bl {
	animation: hamsterBLLimb var(--dur) linear infinite;
	background: linear-gradient(hsl(30,90%,90%) 90%,hsl(0,90%,85%) 90%);
	transform: rotate(-25deg);
}
.hamster__tail {
	animation: hamsterTail var(--dur) linear infinite;
	background: hsl(0,90%,85%);
	border-radius: 0.25em 50% 50% 0.25em;
	box-shadow: 0 -0.2em 0 hsl(0,90%,75%) inset;
	top: 1.5em;
	right: -0.5em;
	width: 1em;
	height: 0.5em;
	transform: rotate(30deg) translateZ(-1px);
	transform-origin: 0.25em 0.25em;
}
.spoke {
	animation: spoke var(--dur) linear infinite;
	background:
		radial-gradient(100% 100% at center,hsl(0,0%,60%) 4.8%,hsla(0,0%,60%,0) 5%),
		linear-gradient(hsla(0,0%,55%,0) 46.9%,hsl(0,0%,65%) 47% 52.9%,hsla(0,0%,65%,0) 53%) 50% 50% / 99% 99% no-repeat;
}

/* Animations */
@keyframes hamster {
	from, to { transform: rotate(4deg) translate(-0.8em,1.85em); }
	50% { transform: rotate(0) translate(-0.8em,1.85em); }
}
@keyframes hamsterHead {
	from, 25%, 50%, 75%, to { transform: rotate(0); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(8deg); }
}
@keyframes hamsterEye {
	from, 90%, to { transform: scaleY(1); }
	95% { transform: scaleY(0); }
}
@keyframes hamsterEar {
	from, 25%, 50%, 75%, to { transform: rotate(0); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(12deg); }
}
@keyframes hamsterBody {
	from, 25%, 50%, 75%, to { transform: rotate(0); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(-2deg); }
}
@keyframes hamsterFRLimb {
	from, 25%, 50%, 75%, to { transform: rotate(50deg) translateZ(-1px); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(-30deg) translateZ(-1px); }
}
@keyframes hamsterFLLimb {
	from, 25%, 50%, 75%, to { transform: rotate(-30deg); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(50deg); }
}
@keyframes hamsterBRLimb {
	from, 25%, 50%, 75%, to { transform: rotate(-60deg) translateZ(-1px); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(20deg) translateZ(-1px); }
}
@keyframes hamsterBLLimb {
	from, 25%, 50%, 75%, to { transform: rotate(20deg); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(-60deg); }
}
@keyframes hamsterTail {
	from, 25%, 50%, 75%, to { transform: rotate(30deg) translateZ(-1px); }
	12.5%, 37.5%, 62.5%, 87.5% { transform: rotate(10deg) translateZ(-1px); }
}
@keyframes spoke {
	from { transform: rotate(0); }
	to { transform: rotate(-1turn); }
}