body { background-color: #CCCCCC; color: black; font-family: "Arial", "Helvetica", "Geneva", sans-serif; }
html body { margin: 2; padding: 0; overflow: auto; height: 100%; width: 1280px } 
hr { color: black; height 3; width: 1150px }
header { border: none; margin-left: 200px }
p, h1, h2, h3, h4 {font-family: "Arial", "Helvitca", sans-serif; }
.copyright { font-family: "Times New Roman", "Times", serif; }
nav { position: fixed; top: 200px; width: 160px }