body {
            margin: 0;
            font-family: 'Roboto', Arial, sans-serif;
            background: #f9fafc;
            color: #222;
            line-height: 1.6;
        }
        .header-image {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
        }
        .lang-menu {
            text-align: center;
            margin-bottom: 18px;
            padding-top: 10px;
        }
        .lang-menu a {
            color: #1a73e8;
            text-decoration: none;
            margin-left: 12px;
            font-weight: 700;
            font-size: 1.05rem;
        }
        .lang-menu a.active {
            text-decoration: underline;
            cursor: default;
        }
        .container {
            max-width: 800px;
            margin: 32px auto;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 4px 24px rgba(0,0,0,0.07);
            padding: 32px 24px;
        }
        h1 {
            font-size: 2.5rem;
            margin-bottom: 16px;
            font-weight: 700;
            color: #1a73e8;
        }
        h3 {
            margin-top: 28px;
            margin-bottom: 10px;
            color: #333;
            font-weight: 700;
        }
        ul.calendar {
            margin: 32px 0 24px 0;
            padding-left: 24px;
            list-style-type: disc;
        }
        ul.calendar li {
            margin-bottom: 10px;
            font-size: 1.08rem;
        }
        .contact {
            margin-top: 32px;
            font-size: 1.1rem;
            color: #444;
            background: #f1f7ff;
            padding: 16px 20px;
            border-radius: 8px;
            display: inline-block;
        }
        @media (max-width: 600px) {
            .container {
                padding: 16px 6px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .header-image {
                height: 140px;
            }
        }