/* Styling dasar untuk body */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4; /* Background putih */
    color: #333;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    height: 100vh;
    overflow-y: auto;
}

/* Container utama */
.container {
    width: 100%;
    max-width: 800px;
    background-color: #ffffff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

/* Styling untuk header */
header {
    text-align: center;
    margin-bottom: 20px;
}

header h1 {
    font-size: 32px;
    color: #4CAF50; /* Hijau untuk header */
    margin: 10px 0;
}

header p {
    color: #777;
    font-size: 16px;
}

/* Styling untuk label dan input */
.currency-labels {
    margin-bottom: 15px;
}

.currency-labels label {
    font-size: 16px;
    color: #333;
    display: block;
}

/* Kotak input dan select (dropdown) */
input, select {
    padding: 15px;
    width: 100%;
    max-width: 380px; /* Lebar kotak input lebih lebar */
    margin-bottom: 20px;
    border-radius: 8px;
    border: 1px solid #ddd;
    background-color: #f5f5f5;
    color: #333;
}

/* Tombol swap dengan model baru */
button#swap-btn {
    background-color: #4CAF50; /* Hijau untuk tombol swap */
    border: none;
    padding: 12px;
    color: white;
    cursor: pointer;
    font-size: 20px;
    border-radius: 50%;
    margin: 10px auto;
    display: block;
    width: 50px;
    height: 50px;
}

button#swap-btn:hover {
    background-color: #45a049;
}

/* Styling dropdown agar lebih modern */
select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 30px;
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-caret-down-fill" viewBox="0 0 16 16%3E%3Cpath d="M3.646 5.646a.5.5 0 0 1 .708 0L8 9.293l3.646-3.647a.5.5 0 1 1 .708.708l-4 4a.5.5 0 0 1-.708 0l-4-4a.5.5 0 0 1 0-.708z"/%3E%3C/svg%3E');
    background-position: right 10px center;
    background-repeat: no-repeat;
    background-size: 12px;
}

/* Tombol Convert */
button#convert-btn {
    background-color: #4CAF50;
    color: white;
    padding: 15px;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    margin-top: 10px;
}

button#convert-btn:hover {
    background-color: #45a049;
}

/* Styling footer */
footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9em;
    color: #777;
}

footer a {
    color: #4CAF50;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

#result {
    margin-top: 20px;
    font-size: 1.5em;
    color: #333;
}