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

body {
    font-family: Arial, sans-serif;
    background-color: #78a194; /* Couleur de fond */
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    justify-content: space-between;
}

header {
    width: 100%;
    padding: 1rem 0;
    background: #336b63;
    text-align: center;
}

.header-btn {
    background: #ffffff;
    color: #336b63;
    padding: 0.8rem 2rem;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease, color 0.3s ease;
}

.header-btn:hover {
    background: #285a53;
    color: #fff;
}

.container {
    text-align: center;
    padding: 2rem;
    background: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    margin: 2rem auto;
    max-width: 800px;
}

h1 {
    color: #336b63;
    margin-bottom: 2rem;
}

.video-container {
    margin-bottom: 2rem;
}

.controls button {
    background: #336b63;
    color: white;
    padding: 0.7rem 1.5rem;
    border: none;
    border-radius: 5px;
    margin: 0 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s ease;
}

.controls button:hover {
    background: #285a53;
}

footer {
    width: 100%;
    padding: 1rem 0;
    background: #507e75; /* Couleur pour différencier les parties du site web */
    text-align: center;
    color: white;
    font-size: 1rem;
}