body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #eef6f5;
    color: #333;
}

/* ===== EN-TÊTE ===== */

header {
    background-color: #2f7d6d;
    color: white;
    text-align: center;
    padding: 25px;
}

header h1 {
    margin: 0 0 20px 0;
}

/* ===== MENU ===== */

nav {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 10px 15px;
    border-radius: 8px;
}

nav a:hover {
    background-color: #245f53;
}

/* ===== CONTENU ===== */

main {
    max-width: 900px;
    margin: 40px auto;
    padding: 30px;
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 4px 10px #ccc;
}

h2 {
    color: #2f7d6d;
    text-align: center;
}

h3 {
    color: #2f7d6d;
}

p {
    line-height: 1.6;
}

/* ===== AVIS ===== */

.avis {
    background-color: #f3f8f7;
    border-left: 5px solid #2f7d6d;
    padding: 15px;
    margin: 20px 0;
    border-radius: 8px;
}

/* ===== FORMULAIRE ===== */

form {
    margin-top: 20px;
}

input,
textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    box-sizing: border-box;
    border: 1px solid #aaa;
    border-radius: 5px;
}

textarea {
    resize: vertical;
}

button {
    background-color: #2f7d6d;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    cursor: pointer;
}

button:hover {
    background-color: #245f53;
}

/* ===== PIED DE PAGE ===== */

footer {
    background-color: #2f7d6d;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}

/* ===== VERSION TÉLÉPHONE ===== */

@media (max-width: 600px) {

    header {
        padding: 20px 10px;
    }

    nav {
        flex-direction: column;
        gap: 5px;
    }

    nav a {
        display: block;
    }

    main {
        margin: 20px 10px;
        padding: 20px;
    }
}