body {
    margin: 5% auto 2em;
    background: #f2f2f2; 
    color: #444444; 
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif; 
    font-size: 16px; 
    line-height: 1.8;
    max-width: 73%;
}

img {
    margin: auto;
    display: block;
    border-radius: 5px;
    max-height: 700px;
    max-width: 100%;
}

@media screen and (max-width: 800px) {
    body {
        max-width: 95%;
        min-width: auto; 
    }
}