body {
    background-color: rgb(117, 218, 252);
    color: rgb(116, 0, 0);
    max-width: 1000px;
    margin:auto;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 150%;
    background: rgba(175, 20, 20, 0.5) url(ximages/pexels-steve-1509534.jpg) no-repeat 0 100%;
}	
nav {
    font-size: 200%;
}		
a {
    color: #f3f3f8;
    font-size: 75%;
}
h1 {
    font-size: 150%;
}
header, footer, h2 {
    text-align: center;
}