body {
    font-family: Arial, sans-serif;
    line-height: 1.6em;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: #212121;
}

header {
    background-color: #ffffff;
    text-align: center;
    padding: 2em 1em 1em;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

header h1 {
    margin: 0;
    font-size: 1.8em;
    color: #212121;
}

nav {
    margin-top: 2em;
}

nav a {
    color: #212121;
    margin: 0 1em;
    text-decoration: none;
    font-size: 1.1em;
}

main {
    max-width: 700px;
    min-height: 60vh;
    margin: 2em auto;
    background-color: #ffffff;
    padding: 2em;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
    text-align: justify;
}

section {
    margin-bottom: 2em;
    font-size: 1.1em;
}

h2 {
    padding-bottom: 0.3em;
    color: #212121;
    margin-top: 0.8em;
    font-size: 1.1em;
}

p {
  margin-top: 0;
  margin-bottom: 0.5em;
}

p a, .maPresentation a {
    color: #212121;
    margin: 0;
    text-decoration: none;
    font-size: 1em;
}

nav a:hover, p a:hover, .maPresentation a:hover {
    text-decoration: underline;
}

ul li span {
  font-weight: bold;
}

footer {
    text-align: center;
    font-size: 0.85em;
    color: #212121;
    padding: 1em;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
    background-color: #ffffff;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.maPresentation {
    display: flex;
    align-items: center;
    flex-flow: row wrap;
}

portrait img {
    object-fit: cover;
    max-width: 150px;
}

.portraitText {
    padding-left: 1em;
}

/* Style du formulaire */
form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 700px;
}

input, textarea {
    padding: 8px;
    border: 1px solid #ddd;
    font-size: 1rem;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

button {
    padding: 10px;
    background-color: #212121;
    color: #f5f5f5;
    border: none;
    cursor: pointer;
}