:root {
	--input-padding-x: 0.75rem;
	--input-padding-y: 0.75rem;
}

body { height: 100% }

.card-login { max-width: 30rem; }

.form-label-group { position: relative; }

.form-label-group > input,
.form-label-group > label {
	padding: var(--input-padding-y) var(--input-padding-x);
	height: auto;
}

.form-label-group > label {
	position: absolute;
	top: 0;
	left: 0;
	display: block;
	width: 100%;
	margin-bottom: 0;
	/* Override default `<label>` margin */
	line-height: 1.5;
	color: #495057;
	border: 1px solid transparent;
	border-radius: 0.25rem;
	-webkit-transition: all 0.1s ease-in-out;
	transition: all 0.1s ease-in-out;
}

.form-label-group input::-webkit-input-placeholder {
	color: transparent;
}

.form-label-group input:-ms-input-placeholder {
	color: transparent;
}

.form-label-group input::-ms-input-placeholder {
	color: transparent;
}

.form-label-group input::placeholder {
	color: transparent;
}

.form-label-group input:not(:placeholder-shown) {
	padding-top: calc(var(--input-padding-y) + var(--input-padding-y) * (2 / 3));
	padding-bottom: calc(var(--input-padding-y) / 3);
}

.form-label-group input:not(:placeholder-shown) ~ label {
	padding-top: calc(var(--input-padding-y) / 3);
	padding-bottom: calc(var(--input-padding-y) / 3);
	font-size: 12px;
	color: #777;
}