.upiqr-wrapper {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #f9f9f9;
    font-family: sans-serif;
    text-align: center;
}

.upiqr-group {
    margin-bottom: 15px;
    text-align: left;
}

.upiqr-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #333;
}

.upiqr-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.upiqr-btn {
    display: block;
    width: 100%;
    background: #0073aa;
    color: #fff;
    border: none;
    padding: 12px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    margin-top: 10px;
    box-sizing: border-box;
    text-align: center;
}

.upiqr-btn:hover {
    background: #005177;
    color: #fff;
}

.upiqr-btn[disabled] {
    background: #999;
    cursor: not-allowed;
}

.upiqr-btn-alt {
    background: #27ae60;
}

.upiqr-btn-alt:hover {
    background: #1e8449;
}

#upiqr-qrcode {
    margin: 20px auto;
    display: flex;
    justify-content: center;
}

#upiqr-canvas {
    width: 100%;
    max-width: 400px;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-bottom: 15px;
}