html, body {
            max-width: 100vw;
            overflow-x: hidden;
        }
        body {
            font-family: 'Poppins', sans-serif;
            background-color: #f6f7f9;
            color: #222;
            margin: 0;
            padding: 0;
        }
        header {
            background-color: #0a8d5a;
            color: white;
            text-align: center;
            padding: 1rem 0;
        }
        header img {
            height: 45px;
            vertical-align: middle;
        }
        .content {
            max-width: 600px;
            margin: 3rem auto;
            padding: 2rem;
            background: white;
            border-radius: 10px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.1);
        }