body {
	position: relative;
	padding-bottom: 30px;
	margin: 0 auto;
	max-width: 600px;
	min-height: 90vh;
	color: #333;
	font-size: 16px;
	font-family: Helvetica, Arial, sans-serif;
	letter-spacing: 1px;
	background-color: #0c96ec;
	background-image: url(bg.svg);
	background-size: auto 1500px;
	background-position: center;
	background-repeat: no-repeat;
}

h1 {
	font-size: 2.1em;
	margin: 12px 0;
}

h2 {
	font-size: 1.2em;
	margin: 10px 0;
}
h1,
h2 {
	font-weight: 900;
	text-align: center;
}

main {
	padding: 2.4em;
	margin: 2.4em;
	background-color: rgba(255, 255, 255, 0.7);
	border-radius: 30px;
	box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
}

.container {
	display: flex;
	padding: 30px 0;
	margin-bottom: 30px;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	background-color: rgba(255, 255, 255, 0.6);
	border-radius: 15px;
	box-shadow: 0 0 1px rgba(0, 0, 0, 0.3);
}

.enter-btn {
	display: inline-block;
	width: auto;
	padding: 10px 25px;
	font-weight: 700;
	color: white;
	background: linear-gradient(45deg, #0096fe, #ff00af);
	border: none;
	border-radius: 3em;
	text-decoration: none;
	cursor: pointer;
}

.enter-btn:hover {
	font-weight: 500;
	transform: scale(1.1);
	transition: all 0.1s ease-in-out;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.marked {
	color: #ff00af;
	font-weight: 900;
	text-decoration: none;
	border-bottom: 2px solid #ff00af;
}

.tips {
	color: black;
	font-weight: 900;
}

.center {
	text-align: center;
}

.icon {
	text-align: center;
	font-size: 3em;
	margin-bottom: 0.5em;
}

.copy-btn {
	display: block;
	width: 100%;
	padding: 10px;
	margin-bottom: 15px;
	font-weight: 700;
	color: #fff;
	background: #007bff;
	border: none;
	border-radius: 10px;
	text-decoration: none;
	cursor: pointer;
}

.fg-red {
	color: #ff4060;
}
.large {
	font-size: 1.5em;
	font-weight: 500;
}

footer {
	margin: 0 auto;
	padding: 10px 0;
	font-size: 0.9em;
	text-align: center;
	position: absolute;
	bottom: 0;
	width: 100%;
}

kbd {
	font-weight: 900;
	border: 0.5px solid gray;
	border-radius: 5px;
	padding: 4px 8px;
	background-color: #fff;
}

@media (max-width: 768px) {
	body {
		font-size: 0.9em;
		background-size: auto 960px;
	}
}