/* Pure CSS material design form - https://codepen.io/llabrie/pen/drevqR */
.button-container {
	text-align: center;
}

fieldset {
	margin: 0 0 3rem;
	padding: 0;
	border: none;
}

.form-radio,
.form-group {
	position: relative;
	margin-top: 2.25rem;
	margin-bottom: 2.25rem;
}

.form-inline > .form-group,
.form-inline > .btn {
	display: inline-block;
	margin-bottom: 0;
}

.form-help {
	margin-top: 0.125rem;
	margin-left: 0.125rem;
	color: #b3b3b3;
	font-size: 0.8rem;
}

.checkbox .form-help,
.form-radio .form-help,
.form-group .form-help {
	position: absolute;
	width: 100%;
}

.checkbox .form-help {
	position: relative;
	margin-bottom: 1rem;
}

.form-radio .form-help {
	padding-top: 0.25rem;
	margin-top: -1rem;
}

.form-group input {
	height: 1.9rem;
}

.form-group textarea {
	resize: none;
}

.form-group select {
	width: 100%;
	font-size: 1rem;
	height: 1.6rem;
	padding: 0.125rem 0.125rem 0.0625rem;
	background: none;
	border: none;
	line-height: 1.6;
	box-shadow: none;
}

.form-group .control-label {
	position: absolute;
	top: 0.25rem;
	pointer-events: none;
	padding-left: 0.125rem;
	z-index: 1;
	color: #b3b3b3;
	font-size: 1rem;
	font-weight: normal;
	-webkit-transition: all 0.28s ease;
	transition: all 0.28s ease;
}

.form-group .bar {
	position: relative;
	border-bottom: 0.0625rem solid #999;
	display: block;
}

.form-group .bar::before {
	content: '';
	height: 0.125rem;
	width: 0;
	left: 50%;
	bottom: -0.0625rem;
	position: absolute;
	background: var(--color-light-blue);
	-webkit-transition:
		left 0.28s ease,
		width 0.28s ease;
	transition:
		left 0.28s ease,
		width 0.28s ease;
	z-index: 2;
}

.form-group input,
.form-group textarea {
	display: block;
	background: none;
	padding: 0.125rem 0.125rem 0.0625rem;
	font-size: 1rem;
	border-width: 0;
	border-color: transparent;
	line-height: 1.9;
	width: 100%;
	color: transparent;
	-webkit-transition: all 0.28s ease;
	transition: all 0.28s ease;
	box-shadow: none;
}

.form-group input[type='file'] {
	line-height: 1;
}

.form-group input[type='file'] ~ .bar {
	display: none;
}

.form-group select,
.form-group input:focus,
.form-group input:valid,
.form-group input.form-file,
.form-group input.has-value,
.form-group textarea:focus,
.form-group textarea:valid,
.form-group textarea.form-file,
.form-group textarea.has-value {
	color: var(--color-font);
}

.form-group select ~ .control-label,
.form-group input:focus ~ .control-label,
.form-group input:valid ~ .control-label,
.form-group input.form-file ~ .control-label,
.form-group input.has-value ~ .control-label,
.form-group textarea:focus ~ .control-label,
.form-group textarea:valid ~ .control-label,
.form-group textarea.form-file ~ .control-label,
.form-group textarea.has-value ~ .control-label {
	font-size: 0.8rem;
	color: gray;
	top: -1rem;
	left: 0;
}

.form-group select:focus,
.form-group input:focus,
.form-group textarea:focus {
	outline: none;
}

.form-group select:focus ~ .control-label,
.form-group input:focus ~ .control-label,
.form-group textarea:focus ~ .control-label {
	color: var(--color-light-blue);
}

.form-group select:focus ~ .bar::before,
.form-group input:focus ~ .bar::before,
.form-group textarea:focus ~ .bar::before {
	width: 100%;
	left: 0;
}

.checkbox label,
.form-radio label {
	position: relative;
	cursor: pointer;
	padding-left: 2rem;
	text-align: left;
	color: #333;
	display: block;
}

.checkbox input[type='checkbox'],
.form-radio input {
	width: auto;
	opacity: 0.00000001;
	position: absolute;
	left: 0;
}

.radio {
	margin-bottom: 1rem;
}

.radio .helper {
	position: absolute;
	top: -0.25rem;
	left: -0.25rem;
	cursor: pointer;
	display: block;
	font-size: 1rem;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
	color: #999;
}

.radio .helper::before,
.radio .helper::after {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	margin: 0.25rem;
	width: 1rem;
	height: 1rem;
	-webkit-transition: -webkit-transform 0.28s ease;
	transition: -webkit-transform 0.28s ease;
	transition: transform 0.28s ease;
	transition:
		transform 0.28s ease,
		-webkit-transform 0.28s ease;
	border-radius: 50%;
	border: 0.125rem solid currentColor;
}

.radio .helper::after {
	-webkit-transform: scale(0);
	transform: scale(0);
	background-color: var(--color-light-blue);
	border-color: var(--color-light-blue);
}

.radio label:hover .helper {
	color: var(--color-light-blue);
}

.radio input:checked ~ .helper::after {
	-webkit-transform: scale(0.5);
	transform: scale(0.5);
}

.radio input:checked ~ .helper::before {
	color: var(--color-light-blue);
}

.checkbox {
	margin-top: 3rem;
	margin-bottom: 1rem;
}

.checkbox .helper {
	color: #999;
	position: absolute;
	top: 0;
	left: 0;
	width: 1rem;
	height: 1rem;
	z-index: 0;
	border: 0.125rem solid currentColor;
	border-radius: 0.0625rem;
	-webkit-transition: border-color 0.28s ease;
	transition: border-color 0.28s ease;
}

.checkbox .helper::before,
.checkbox .helper::after {
	position: absolute;
	height: 0;
	width: 0.2rem;
	background-color: var(--color-light-blue);
	display: block;
	-webkit-transform-origin: left top;
	transform-origin: left top;
	border-radius: 0.25rem;
	content: '';
	-webkit-transition:
		opacity 0.28s ease,
		height 0s linear 0.28s;
	transition:
		opacity 0.28s ease,
		height 0s linear 0.28s;
	opacity: 0;
}

.checkbox .helper::before {
	top: 0.65rem;
	left: 0.38rem;
	-webkit-transform: rotate(-135deg);
	transform: rotate(-135deg);
	box-shadow: 0 0 0 0.0625rem #fff;
}

.checkbox .helper::after {
	top: 0.3rem;
	left: 0;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
}

.checkbox label:hover .helper {
	color: var(--color-light-blue);
}

.checkbox input:checked ~ .helper {
	color: var(--color-light-blue);
}

.checkbox input:checked ~ .helper::after,
.checkbox input:checked ~ .helper::before {
	opacity: 1;
	-webkit-transition: height 0.28s ease;
	transition: height 0.28s ease;
}

.checkbox input:checked ~ .helper::after {
	height: 0.5rem;
}

.checkbox input:checked ~ .helper::before {
	height: 1.2rem;
	-webkit-transition-delay: 0.28s;
	transition-delay: 0.28s;
}

.radio + .radio,
.checkbox + .checkbox {
	margin-top: 1rem;
}

.has-error .legend.legend,
.has-error.form-group .control-label.control-label {
	color: #d9534f;
}

.has-error.form-group .form-help,
.has-error.form-group .helper,
.has-error.checkbox .form-help,
.has-error.checkbox .helper,
.has-error.radio .form-help,
.has-error.radio .helper,
.has-error.form-radio .form-help,
.has-error.form-radio .helper {
	color: #d9534f;
}

.has-error .bar::before {
	background: #d9534f;
	left: 0;
	width: 100%;
}

.button {
	position: relative;
	background: currentColor;
	border: 1px solid currentColor;
	font-size: 1.1rem;
	color: #4f93ce;
	margin: 3rem 0;
	padding: 0.75rem 3rem;
	cursor: pointer;
	-webkit-transition:
		background-color 0.28s ease,
		color 0.28s ease,
		box-shadow 0.28s ease;
	transition:
		background-color 0.28s ease,
		color 0.28s ease,
		box-shadow 0.28s ease;
	overflow: hidden;
	box-shadow:
		0 2px 2px 0 rgba(0, 0, 0, 0.14),
		0 3px 1px -2px rgba(0, 0, 0, 0.2),
		0 1px 5px 0 rgba(0, 0, 0, 0.12);
}

.button span {
	color: #fff;
	position: relative;
	z-index: 1;
}

.button::before {
	content: '';
	position: absolute;
	background: #071017;
	border: 50vh solid #1d4567;
	width: 30vh;
	height: 30vh;
	border-radius: 50%;
	display: block;
	top: 50%;
	left: 50%;
	z-index: 0;
	opacity: 1;
	-webkit-transform: translate(-50%, -50%) scale(0);
	transform: translate(-50%, -50%) scale(0);
}

.button:hover {
	color: var(--color-light-blue);
	box-shadow:
		0 6px 10px 0 rgba(0, 0, 0, 0.14),
		0 1px 18px 0 rgba(0, 0, 0, 0.12),
		0 3px 5px -1px rgba(0, 0, 0, 0.2);
}

.button:active::before,
.button:focus::before {
	-webkit-transition:
		opacity 0.28s ease 0.364s,
		-webkit-transform 1.12s ease;
	transition:
		opacity 0.28s ease 0.364s,
		-webkit-transform 1.12s ease;
	transition:
		transform 1.12s ease,
		opacity 0.28s ease 0.364s;
	transition:
		transform 1.12s ease,
		opacity 0.28s ease 0.364s,
		-webkit-transform 1.12s ease;
	-webkit-transform: translate(-50%, -50%) scale(1);
	transform: translate(-50%, -50%) scale(1);
	opacity: 0;
}

.button:focus {
	outline: none;
}