styles.css

body {
	font-family: 'Roboto', sans-serif;
	margin: 0;
	padding: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100vh;
	background-color: #1e1f22;
}

.container {
	text-align: center;
}

h1 {
	font-size: 36px;
	color: #f9f9f9;
}

p {
	font-size: 18px;
	color: #f9f9f9;
}

.converter {
	margin-top: 10px;
	margin-bottom: 10px;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.input-group {
	margin: 10px 0;
}

input[type="text"],
select {
	width: 150px;
	padding: 10px;
	margin-top: 10px;
	border: none;
	border-radius: 5px;
	font-size: 16px;
	background-color: #f9f9f9;
	color: #333;
	outline: none;
	transition: all 0.3s ease;
}

input[type="text"]:focus,
select:focus {
	background-color: #e8e8e8;
}

input[type="text"]::placeholder {
	color: #999;
}

select {
	appearance: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23333"><path d="M12 15l-6-6h12z"/></svg>');
	background-repeat: no-repeat;
	background-position: right 10px top 50%;
	background-size: 18px;
}

.swap-icon {
	font-size: 24px;
	color: #f9f9f9;
	cursor: pointer;
	margin: 0px 0;
	transition: transform 0.3s ease;
}

.swap-icon:hover {
	transform: rotate(180deg);
}

#exchangeRate,
#lastUpdated {
	margin-top: 20px;
	font-size: 16px;
	color: #f9f9f9;
	max-width: 350px;
}

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: #f9f9f9;
}