html {
    font-size: 10px;
    font-family: Arial, Helvetica, sans-serif;
}
body {
    width: 800px;
    margin: 0 auto;
    background-color: #000000;
    padding: 0 20px 20px 20px;
    border: 5px solid rgb(255, 255, 255);
    margin: 30px auto 30px auto; 
}

h1 {
    font-size: 60px;
    text-align: center;
    margin: 0;
    padding: 20px 0;
    color: #00539f;
    text-shadow: 3px 3px 1px black;
}

p, li {
    font-size: 16px;
    line-height: 2;
    letter-spacing: 1px;
    color: azure;
}

img {
    display: block;
    margin: 0 auto;
    width: 300px;
    border-radius: 10px;
}