* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background-color: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
    width: 600px;
    max-width: 90%;
    text-align: center;
}

h2 {
    font-size: 28px;
    color: #333;
    margin-bottom: 30px;
}

.form-transfer {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    text-align: left;
}

label {
    font-weight: bold;
    font-size: 18px;
    color: #555;
    margin-bottom: 8px;
    display: inline-block;
}

select, input[type="text"] {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 8px;
}

#idkcs-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.idkcs-input {
    padding: 12px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 8px;
}

.btn-transfer {
    background-color: #007bff;
    color: white;
    padding: 14px;
    font-size: 18px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    margin-top: 20px;
    transition: background-color 0.3s;
}

.btn-transfer:hover {
    background-color: #0056b3;
}

.btn-return {
    display: block;
    margin-top: 15px;
    padding: 10px;
    text-decoration: none;
    background-color: #6c757d;
    color: white;
    font-weight: bold;
    font-size: 16px;
    border-radius: 8px;
    text-align: center;
}

.btn-return:hover {
    background-color: #5a6268;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    text-align: center;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
}

.modal-section h4 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.modal-section ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    color: #666;
}

.close-modal {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

.close-modal:hover {
    background-color: #0056b3;
}