* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
}

header {
    background-color: #c3a87b;
    color: white;
    padding: 1rem;
    text-align: left;
    padding-left: 15%;
}

header a {
    text-decoration: none;
    color: #402c0a;
}

header a:hover {
    color: white;
}

.banner img {
    width: 100%;
    height: auto;
}

.container {
    display: flex;
    flex-wrap: wrap;
}

aside {
    background-color: #c3a87b;
    width: 25%;
    overflow-y: auto;
    max-height: 100%; /* Ajustez cette valeur selon la hauteur de votre en-tête et bannière */
    padding: 1rem;
}

aside nav ul {
    list-style-type: none;
}

aside nav ul li {
    margin-bottom: 1rem;
}

aside nav ul li a {
    text-decoration: none;
    color: #333;
    transition: background-color 0.3s;

}
aside nav ul li a:hover {
    color: white;
}

main {
    width: 75%;
    display: flex;
    flex-wrap: wrap;
}

.column {
    width: 33.33%;
    padding: 1rem;
}

.contact {
    width: 100%;
    background-color: #2ea6e6;
    padding-left: 1rem;
}
label {
    display: block;
    margin-bottom: 5px;
}

input, textarea {
    width: 90%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    width: 90%;
    padding: 10px;
    background-color: #0b6697;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #043f5f;
}

#responseMessage {
    margin-top: 20px;
    text-align: center;
}

@media (max-width: 768px) {
    aside, main {
        width: 100%;
    }

    .column {
        width: 100%;
    }
}