Code Playground

@charset "UTF-8";
@import url(https://fonts.googleapis.com/css?family=Nunito+Sans:300,400,600,700,800);
*,
:after,
:before {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
body {
	margin: 0;
	padding: 0;
	width: 100vw;
	height: 100vh;
	overflow: hidden;
	display: flex;
	align-items: center;
	justify-content: center;
	background: radial-gradient(circle at 50% 100%, #262b2f, #000);
}

.content {
	width: 50vmin;
	height: 50vmin;
	background: #fff0;
	display: flex;
	align-items: center;
	justify-content: center;
}

.pill {
	background: #fff0;
	width: 15vmin;
	height: 40vmin;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	transform: rotate(180deg);
	animation: spin 4s linear 0s infinite;
}

@keyframes spin {
	100% { transform: rotate(-540deg);}
}

.pill .side {
	background: #f7c340;
	position: relative;
	overflow: hidden;
	width: 11vmin;
	height: 15vmin;
	border-radius: 6vmin 6vmin 0 0;
}

.pill .side + .side {
	background: #d9680c;
	border-radius: 0 0 6vmin 6vmin;
	border-top: 1vmin solid #621e1a;
	animation: open 2s ease-in-out 0s infinite;
}

@keyframes open {
	0%, 20%, 80%, 100% { margin-top: 0;	}
	30%, 70% { margin-top: 10vmin; }
}

.pill .side:before {
	content: "";
	position: absolute;
	width: 2vmin;
	height: 10vmin;
	bottom: 0;
	right: 1.5vmin;
	background: #fff2;
	border-radius: 1vmin 1vmin 0 0;
	animation: shine 1s ease-out -1s infinite alternate-reverse;
}

.pill .side + .side:before {
	bottom: inherit;
	top: 0;
	border-radius: 0 0 1vmin 1vmin;
}

.pill .side:after {
	content: "";
	position: absolute;
	width: 100%;
	height: 100%;
	bottom: 0;
	left: 0;
	border-radius: 6vmin 6vmin 0 0;
	border: 1.75vmin solid #00000022;
	border-bottom-color: #fff0;
	border-bottom-width: 0vmin;
	border-top-width: 1vmin;
	animation: shadow 1s ease -1s infinite alternate-reverse;
}

.pill .side + .side:after {
	bottom: inherit;
	top: 0;
	border-radius: 0 0 6vmin 6vmin;
	border-top-color: #fff0;
	border-top-width: 0vmin;
	border-bottom-width: 1vmin;
}

@keyframes shine {
	0%, 46% {	right: 1.5vmin;	}
	54%, 100% {	right: 7.5vmin;	}
}

@keyframes shadow {
	0%, 49.999% {	transform: rotateY(0deg);	left: 0; }
	50%, 100% {	transform: rotateY(180deg);	left: -3vmin;	}
}

.medicine {
	position: absolute;
	width: calc(100% - 6vmin);
	height: calc(100% - 12vmin);
	background: #fff0;
	border-radius: 5vmin;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-wrap: wrap;
}

.medicine i {
	width: 1vmin;
	height: 1vmin;
	background: #47c;
	border-radius: 100%;
	position: absolute;
	animation: medicine-dust 1.75s ease 0s infinite alternate;
}

.medicine i:nth-child(2n+2) {
	width: 1.5vmin;
	height: 1.5vmin;
	margin-top: -5vmin;
	margin-right: -5vmin;
	animation-delay: -0.2s;
}

.medicine i:nth-child(3n+3) {
	width: 2vmin;
	height: 2vmin;
	margin-top: 4vmin;
	margin-right: 3vmin;
	animation-delay: -0.33s;
}

.medicine i:nth-child(4) {
	margin-top: -5vmin;
	margin-right: 4vmin;
	animation-delay: -0.4s;
}

.medicine i:nth-child(5) {
	margin-top: 5vmin;
	margin-right: -4vmin;
	animation-delay: -0.5s;
}

.medicine i:nth-child(6) {
	margin-top: 0vmin;
	margin-right: -3.5vmin;
	animation-delay: -0.66s;
}

.medicine i:nth-child(7) {
	margin-top: -1vmin;
	margin-right: 7vmin;
	animation-delay: -0.7s;
}

.medicine i:nth-child(8) {
	margin-top: 6vmin;
	margin-right: -1vmin;
	animation-delay: -0.8s;
}

.medicine i:nth-child(9) {
	margin-top: 4vmin;
	margin-right: -7vmin;
	animation-delay: -0.99s;
}

.medicine i:nth-child(10) {
	margin-top: -6vmin;
	margin-right: 0vmin;
	animation-delay: -1.11s;
}

.medicine i:nth-child(1n+10) {
	width: 0.6vmin;
	height: 0.6vmin;
}

.medicine i:nth-child(11) {
	margin-top: 6vmin;
	margin-right: 6vmin;
	animation-delay: -1.125s;
}

.medicine i:nth-child(12) {
	margin-top: -7vmin;
	margin-right: -7vmin;
	animation-delay: -1.275s;
}

.medicine i:nth-child(13) {
	margin-top: -1vmin;
	margin-right: 3vmin;
	animation-delay: -1.33s;
}

.medicine i:nth-child(14) {
	margin-top: -3vmin;
	margin-right: -1vmin;
	animation-delay: -1.4s;
}

.medicine i:nth-child(15) {
	margin-top: -1vmin;
	margin-right: -7vmin;
	animation-delay: -1.55s;
}

@keyframes medicine-dust {
	0%, 100% { transform: translate3d(0vmin, 0vmin, -0.1vmin); }
	25% {	transform: translate3d(0.25vmin, 5vmin, 0vmin);	}
	75% {	transform: translate3d(-0.1vmin, -4vmin, 0.25vmin);	}
}

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