* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.form-container {
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

label {
    font-weight: bold;
    margin-right: 10px;
}

input {
    padding: 8px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
    width: 100%;
    max-width: 300px;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
}

button:hover {
    background-color: #0056b3;
}

.conteneur {
    width: 100%;
    max-width: 600px;
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.conteneur p {
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    color: #333;
    font-size: 14px;
}