*,
*::before,
*::after {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande',
		'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
	font-size: 16px;
	background-color: #dddeee;
	max-width: 100vw;
	height: 100vh;
}

.container {
	width: 600px;
	margin: 2rem auto;
	padding: 2rem;
	border-radius: 0.25rem;
	background-color: #fff;
	box-shadow: 0 2px 8px 0 rgba(0, 0, 0, 0.1);
}

/* section */
.section {
	margin-bottom: 2rem;
}

.section-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.section-header-action {
	display: inline-block;
	border: none;
	border-radius: 0.15rem;
	background: transparent;
	color: #ff6733;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 0.9rem;
	font-weight: 600;
	cursor: pointer;
}

.section-header-action-group {
	display: flex;
	gap: 1rem;
}

.section-title {
	font-size: 18px;
	font-weight: 600;
	color: #333333;
}

.divider {
	width: 100%;
	height: 1px;
	margin-top: 0.3rem;
	background-color: #dddeee;
}

/* color display */
.color-display {
	width: 100%;
	height: 8rem;
	margin-top: 1rem;
	border: 1px solid #dddeee;
	border-radius: 0.15rem;
	background-color: #dddeee;
}

/* select copy mode section */
.select-copy-mode {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-top: 1rem;
	gap: 1rem;
}

.mode-radio-group {
	display: flex;
	gap: 1rem;
}

/* selected color code */
.selected-color-code {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
	margin-top: 1rem;
}

/* color sliders */
.color-sliders {
	margin-top: 2rem;
}

.hex-input-group {
	position: relative;
}

.hex-icon {
	position: absolute;
	top: 47%;
	left: 1px;
	background-color: #dddeee;
	padding: 0.18rem 1rem;
	border-top-left-radius: 0.15rem;
	border-bottom-left-radius: 0.15rem;
}

.hex-input {
	padding-left: 3rem !important;
}

/* color sliders */
.color-sliders-group {
	margin-top: 0.5rem;
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 1rem;
}

.color-slider {
	width: 100%;
	height: 25px;
	border-radius: 0.25rem;
	opacity: 0.7;
	-webkit-transition: 0.2s;
	transition: opacity 0.2s;
}

.slider-label-group {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	font-size: 0.8rem;
	color: #555555;
	margin-top: 1rem;
}

/* text-input */
.text-input,
.text-input:disabled {
	width: 100%;
	background: transparent;
	outline: none;
	border: 1px solid #dddeee;
	border-radius: 0.15rem;
	padding: 0.5rem 1rem;
	margin-top: 0.25rem;
}

.text-input:focus {
	border: 1px solid #ff6733;
}

.lead {
	font-weight: 600;
	font-size: 0.9rem;
	color: #333333;
	display: block;
	user-select: none;
}

label {
	user-select: none;
}

.toast-message {
	position: fixed;
	z-index: 999;
	top: 2rem;
	right: 2rem;
	background-color: rgb(19, 201, 110);
	color: #fff;
	border: 1px solid #fff;
	border-radius: 0.25rem;
	padding: 1rem 2rem;
	cursor: pointer;
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}

.toast-message-slide-in {
	animation: toast-animation-in 0.5s ease-in;
}

.toast-message-slide-out {
	animation: toast-animation-out 0.5s ease-in;
}

@keyframes toast-animation-in {
	from {
		transform: translateX(200px);
		opacity: 0;
	}
	to {
		transform: translateX(0px);
		opacity: 1;
	}
}

@keyframes toast-animation-out {
	from {
		transform: translateX(0px);
		opacity: 1;
	}
	to {
		transform: translateX(200px);
		opacity: 0;
	}
}

/* color boxes */
.preset-colors {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	justify-content: flex-start;
	padding: 1rem 0;
}

.color-box {
	width: 75px;
	height: 30px;
	border-radius: 0.15rem;
	cursor: pointer;
	transition: all 0.2s;
}

.color-box:hover {
	opacity: 0.9;
	box-shadow: 0px 1px 4px 0 rgba(0, 0, 0, 0.2);
}

/* background preferences */
.background-preferences {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
}

.background-left-panel,
.background-right-panel {
	padding: 1rem;
	width: 100%;
}

.background-image {
	width: 100%;
	padding-top: 56.25%;
	border-radius: 0.25rem;
	background-color: #dddeee;
	margin-top: 0.5rem;
	background-repeat: no-repeat !important;
	background-size: 100% 100% !important;
	background-position: bottom !important;
}

.background-control {
	margin-top: 1rem;
	display: flex;
	gap: 0.5rem;
}

.file-input {
	display: none;
}

.background-control-btn {
	padding: 0.5rem 1rem;
	border: none;
	outline: none;
	cursor: pointer;
}

.select-group {
	margin-bottom: 1rem;
}