#mail-status {
	background-color: #aaaaaa;
	padding: 0 10px;
	margin: 0;
	width: fit-content;
	overflow: hidden;
	flex-basis: 100%;

	max-height: 0;
	transition: max-height 0.8s ease,
		padding 0.8s ease,
		margin 0.8s ease;
}

#mail-status.visible {
	max-height: 2.8em;
	padding: 10px 10px;
	margin-bottom: 20px;
}

#mail-status.success {
	background-color: #689f38;
}

#mail-status.error {
	background-color: #e53935;
}

#submit-div {
	display: flex;
	width: fit-content;
}

.spinner-grow {
	flex-shrink: 0;
	margin: auto 15px;

	/* bootstrap */
	display: inline-block;
	width: 2rem;
	height: 2rem;
	vertical-align: -.125em;
	background-color: currentColor;
	border-radius: 50%;
	opacity: 0;
	-webkit-animation: .75s linear infinite spinner-grow;
	animation: .75s linear infinite spinner-grow;
	animation-play-state: paused;
	visibility: hidden;
}

.spinner-grow.visible {
	animation-play-state: running;
	visibility: visible;
}

@keyframes spinner-grow {
	0% {
		transform: scale(0);
	}

	50% {
		opacity: 1;
		transform: none;
	}
}