body {
         background-color: #F0E0D6;
        font-family: Arial, sans-serif;
        max-width: 500px;
        margin: 50px auto;
        padding: 20px;
    }
    .form-container {
        border: 1px solid #ddd;
        padding: 20px;
        border-radius: 5px;
    }
    .user-info {
        background: #f0f8ff;
        padding: 15px;
        border-radius: 5px;
        margin-bottom: 20px;
        border-left: 4px solid #4CAF50;
    }
    input[type="text"] {
        padding: 8px;
        width: 200px;
        border: 1px solid #ccc;
        border-radius: 4px;
    }
    button {
        padding: 8px 16px;
        background: #4CAF50;
        color: white;
        border: none;
        border-radius: 4px;
        cursor: pointer;
    }
    button:hover {
        background: #45a049;
    }
    .logout-btn {
        background: #f44336;
        margin-left: 10px;
    }
    .logout-btn:hover {
        background: #da190b;
    }
    .error {
        color: red;
        margin: 10px 0;
        padding: 10px;
        background: #ffe6e6;
        border-radius: 4px;
    }
    .back-btn {
    display: inline-block;
    padding: 10px 18px;
    background: #607d8b;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    margin-top: 15px;
    transition: 0.25s;
    font-size: 14px;
}

.back-btn:hover {
    background: #546e7a;
}