iframe {
    border: 0px;
    height: 250px; 
	width:250px; 
}

button {
	background-color: inherit;
  font-family: inherit;
  font-size: inherit;
	border: none;
	color: white;
}

.particle {
	--x: 0;
	--y: 0;
	background-color: rebeccapurple;
	border-radius: 50%;
	position: absolute;
	height: 5px;
	width: 5px;
	z-index: 1;
}

.particle.move {
	animation: move 1000ms linear forwards;
}

@keyframes move {
	to {
		transform: translate(var(--x), var(--y));
	}
	
	95% {
		opacity: 1;
	}
	
	100% {
		opacity: 0;
	}
}