style.css

body {
background-color: black;
margin: 0px;
}

#header {
padding: 1px;
width: 1000px;
height: 140px;
background-color: white;
margin: 0px auto;
position: relative;
border: 2px solid black;
}

#header img {
margin-left: 30px;
}

#wrapper {
width: 1000px;
margin: 0px auto;
}

#main {
border: 1px solid black;
width: 100%;
height: auto;
background-color: white;
}

#main h3 {
text-align: center;
}

table#stuff {
margin: 0px auto;
border: 2px solid black;
}

button {
padding: 10px;
display: block;
margin: 0px auto;
margin-top: 20px;
margin-bottom: 20px;
}

#footer {
width: 100%;
text-align: center;
margin-top: 5px;
margin-bottom: 5px;
color: white;
}

#nav {
margin-left: 600px;
margin-top: -55px;
width: 400px;
}

#nav li{
list-style-type: none;
display: inline;
border: 2px solid black;
border-radius: 10px;
padding: 12px 16px 12px 16px;
background-color: white;
margin: 0px 4px 0px 4px;
background-color: #C8C8C8;
}

#nav li a:link{
text-decoration: none;
font-size: 20px;
color: black;
}

#header #nav ul li a:visited {
color: black;
}

#header #nav ul li a:hover {
color: white;
}

#header #nav ul li a:active {
color: black;
}

#main img {
width: 1000px;
}

#table1 {
background-color: white;
border: 1px solid black;
width: 1000px;
}

#table1 td {
border-radius: 10px;
padding: 10px 10px;
background-color: #C8C8C8;
text-align: center;
box-shadow: 20px 20px 40px #000;
}