body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: white;
    background: url('vehicules.jpg') no-repeat center center fixed;
    background-size: cover;
}

header, main, footer {
    text-align: center;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.6);
}

.boutons {
    margin: 20px 0;
}

.btn {
    background-color: black;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    margin: 0 10px;
    border-radius: 5px;
}

.form-section {
    background-color: rgba(255, 255, 255, 0.8);
    margin: 20px auto;
    padding: 20px;
    width: 90%;
    max-width: 400px;
    border-radius: 10px;
    color: black;
}

input, textarea {
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
    border: none;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #00c853;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}