.rrui__activity-indicator {
	position: relative;
	width  : var(--rrui-input-height);
	height : var(--rrui-input-height);
}

.rrui__activity-indicator__arc {
	position: absolute;
  width: 100%;
  height: 100%;
	box-sizing: border-box;
	border: 0.15em solid currentColor;
	border-radius: 50%;
	animation: rrui__activity-indicator 1.2s cubic-bezier(0.5, 0.15, 0.5, 0.85) infinite;
	border-color: currentColor transparent transparent transparent;
}

.rrui__activity-indicator__arc:nth-child(1) {
	animation-delay: -0.45s;
}

.rrui__activity-indicator__arc:nth-child(2) {
	animation-delay: -0.3s;
}

.rrui__activity-indicator__arc:nth-child(3) {
	animation-delay: -0.15s;
}

@keyframes rrui__activity-indicator {
	0% {
		transform: rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
	}
}