html {
    font-size: 20px;
    background-color: #00539f;
}

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

p,
li {
    font-size:20px;
    line-height:2;
    letter-spacing: 1px;
}

body {
    width: 600px;
    margin: 0 auto;
    background-color: #ff9500;
    padding: 0 20px 20px 20px;
    border: 5px solid black;
}

img{
    display:block;
    margin:0 auto;
    max-width: 50%;
    border:5px solid purple;
}