body {
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #f7f7f7;
    color: #333;
}

.tab-menu {
    display: flex;
    gap: 20px;
    margin: 20px 0;
    font-weight: bold;
    font-size: 14px;
}

.tab-menu a {
    padding: 10px 10px;
    text-decoration: none;
    color: #666;
    border-bottom: 2px solid transparent;
}

.tab-menu a:hover {
    color: #000;
}

.tab-menu a.active {
    color: #000;
    border-bottom: 2px solid #000;
}

.container {
    display: flex;
    gap: 40px;
    width: 70%;
    max-width: 1200px;
    background-color: #ffffff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.form-section {
    max-width: 400px;
    flex: 1;
}

label {
    display: block;
    margin: 15px 0 5px;
    font-weight: bold;
}

input, select {
    width: 100%;
    padding: 10px;
    font-size: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.submit-btn {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    color: #fff;
    background-color: #333;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
}

.image-section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    height: 300px;
    background-color: #eaeaea;
    border: 1px dashed #ccc;
    border-radius: 8px;
    font-size: 16px;
    color: #666;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.confirmation-popup {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    padding: 20px;
    background-color: #4CAF50;
    color: white;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}