styles.css

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	font-family: 'Roboto', sans-serif;
}

body {
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100vh;
	margin: 0;
	background: var(--background-color);
	transition: background 0.3s ease;
}

:root {
	--background-color: #afb1b3;
	--text-color: #333;
	--box-background: #ffffff;
	--button-background: #1e1f22;
	--button-hover: #2b2d30;
	--input-border: #1e1f22;
	--avatar-border: #1e1f22;
	--footer-color: #000000;
}

[data-theme="dark"] {
	--background-color: #1e1f22;
	--text-color: #f5f7fa;
	--box-background: #26282e;
	--button-background: #1e1f22;
	--button-hover: #2b2d30;
	--input-border: #1e1f22;
	--avatar-border: #1e1f22;
	--footer-color: #ffffff;
}

header {
	position: fixed;
	top: 0;
	width: 100%;
	text-align: center;
	padding: 10px;
	background: transparent;
	z-index: 1000;
}

.theme-switch {
	position: relative;
	display: inline-block;
	width: 60px;
	height: 34px;
}

.theme-switch input {
	opacity: 0;
	width: 0;
	height: 0;
}

.slider {
	position: absolute;
	cursor: pointer;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: #ccc;
	transition: 0.4s;
	border-radius: 34px;
}

.slider:before {
	position: absolute;
	content: "";
	height: 26px;
	width: 26px;
	left: 4px;
	bottom: 4px;
	background-color: white;
	transition: 0.4s;
	border-radius: 50%;
}

input:checked+.slider {
	background-color: #2196F3;
}

input:checked+.slider:before {
	transform: translateX(26px);
}

.container {
	width: 100%;
	max-width: 500px;
	padding: 20px;
	background: var(--box-background);
	box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
	border-radius: 10px;
	text-align: center;
	transition: all 0.5s ease-in-out;
}

.box {
	animation: fadeIn 1s ease-in-out;
}

h1 {
	font-size: 2.5rem;
	margin-bottom: 10px;
	color: var(--text-color);
}

p {
	font-size: 1.2rem;
	margin-bottom: 20px;
	color: var(--text-color);
}

button {
	padding: 10px 20px;
	font-size: 1rem;
	border: none;
	border-radius: 25px;
	background: var(--button-background);
	color: white;
	cursor: pointer;
	transition: background 0.3s ease;
}

button:disabled {
	background: #cccccc;
	cursor: not-allowed;
}

button:hover:enabled {
	background: var(--button-hover);
}

.hidden {
	display: none;
}

.options {
	margin-top: 20px;
	text-align: center;
}

.options label {
	display: block;
	margin: 10px 0;
	color: var(--text-color);
}

.options select,
.options input[type="text"],
button {
	padding: 10px;
	width: calc(100% - 20px);
	margin: 10px 0;
	border: 1px solid var(--input-border);
	border-radius: 5px;
	transition: border-color 0.3s ease;
}

.options select:focus,
.options input[type="text"]:focus {
	border-color: var(--button-background);
}

.file-type,
.flip-option {
	margin: 20px 0;
}

.file-type p,
.flip-option p {
	margin-bottom: 10px;
	font-weight: bold;
	color: var(--text-color);
}

.file-type label,
.flip-option label {
	display: inline-block;
	margin-right: 15px;
	cursor: pointer;
	color: var(--text-color);
}

.file-type input,
.flip-option input {
	margin-right: 5px;
	cursor: pointer;
}

.button-group {
	display: flex;
	justify-content: center;
	gap: 10px;
	margin-top: 20px;
}

.avatar-display {
	margin-top: 20px;
	animation: fadeIn 1s ease-in-out;
}

.avatar-display img {
	width: 256px;
	height: 256px;
	border: 2px solid var(--avatar-border);
	border-radius: 10px;
	transition: transform 0.3s ease;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.avatar-display img:hover {
	transform: scale(1.05);
}

footer {
	position: fixed;
	bottom: 0;
	width: 100%;
	text-align: center;
	padding: 10px;
	background: transparent;
}

footer a {
	margin: 0 15px;
	display: inline-block;
	font-size: 20px;
	color: var(--footer-color);
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(-20px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}