.currency-converter {
    width: 100%;
    max-width: 500px;
    margin: 20px auto;
    background: #1a222f;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.widget-header {
    background: #1a222f;
    color: #e6e9f0;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.widget-header h2 {
    margin: 0;
    font-size: 1.5em;
}
.converter-body {
    padding: 20px;
    background: #ffffff;
}
.input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}
.input-group input[type="number"],
.input-group select {
    flex: 1;
    padding: 10px;
    font-size: 1em;
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #f8f9fa;
}
.swap-button {
    text-align: center;
    margin-bottom: 20px;
}
.swap-button button {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2em;
}
.swap-button button:hover {
    background: #45a049;
}
.result {
    text-align: center;
    font-size: 1.5em;
    margin-bottom: 20px;
    color: #333;
}
.converter-body button[type="submit"] {
    width: 100%;
    padding: 10px;
    background: #1a222f;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    cursor: pointer;
}
.converter-body button[type="submit"]:hover {
    background: #2a3344;
}
@media (max-width: 600px) {
    .input-group {
        flex-direction: column;
    }
    .input-group input[type="number"],
    .input-group select {
        width: 100%;
    }
}