body{

    font-family:Arial,sans-serif;

    margin:0;

    background:#f8f8f8;

    color:#333;

}

.container{

    max-width:900px;

    margin:auto;

    padding:20px;

}

header{

    text-align:center;

    padding:30px;

}

.card{

    background:white;

    border-radius:12px;

    padding:20px;

    margin-bottom:20px;

    box-shadow:0 2px 10px rgba(0,0,0,.08);

}

.hero-image {
    display: block;
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    border-radius: 8px;
}

audio {
    width: 100%;
    margin-top: 20px;
}