body {
            margin: 0;
            font-family: Arial, sans-serif;
            color: white;
            text-align: center;
        }

        header {
            background-color: transparent;
            color: purple;
            padding: 10px 0;
            font-size: 200%;
            font-weight: bold;
            text-shadow: 2px 2px 6px black;
        }

        video {
            position: fixed;
            top: 0;
            left: 0;
            min-width: 100%;
            min-height: 100%;
            width: auto;
            height: auto;
            z-index: -1;
            overflow: hidden;
        }

        /* Positionnement et style des drapeaux */
        .language-switcher {
            position: absolute;
            top: 15px;
            right: 20px;
            display: flex;
            gap: 10px;
            z-index: 10;
        }

        .language-switcher img {
            width: 40px;
            height: auto;
            cursor: pointer;
            transform: scale(1); /* 25% de la taille originale */
            transition: transform 0.3s ease;
        }

        .language-switcher img:hover {
            transform: scale(0.3); /* Zoom au survol */
        }

        /* Mise en page des sections */
        .main-sections {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-top: 50px;
            flex-wrap: wrap;
        }

        .section {
            background: linear-gradient(145deg, rgba(0, 0, 0, 0.85), rgba(50, 50, 50, 0.7));
            padding: 30px;
            border-radius: 20px;
            width: 280px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .section:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.9);
        }

        .section h3 {
            margin-bottom: 15px;
            font-size: 22px;
            color: cyan;
            text-shadow: 1px 1px 5px black;
        }

        .section a {
            display: inline-block;
            margin-top: 10px;
            padding: 12px 20px;
            background: cyan;
            color: black;
            border-radius: 30px;
            font-weight: bold;
            text-decoration: none;
            transition: background 0.3s ease, transform 0.2s ease;
        }

        .section a:hover {
            background: purple;
            color: white;
            transform: scale(1.1);
        }