body {
    font-family:Arial, Helvetica, sans-serif;
    background-image: repeat;
    background-image: url(webBack1.jpg);
}

#wrapper {
    width: 1000px;
    margin-left: auto;
    margin-right: auto;
    border: 2px solid black;
}

header {
    background-color: #181818;
    color: #FFFFFF;
    text-align: center;
    padding: 8px;
}

nav {
    font-weight: bold;
    font-size: 1.25em;
    background-color: #09d44a;
    text-align: left;
    color: #FFFFFF;
    padding: 0px;
    border-top: 4px solid black;
    border-bottom: 4px solid black;
}

nav a {
    text-decoration: none;
    padding: 4px;
    display: block;
    width: 150px;
    color:#0a0aa1;
}

nav a:hover {
    color: greenyellow;
}

nav ul {
    margin:0px;
}

nav li {
    display: inline-block;
    text-align: center;
}

main {
    background-color: #dedede;
    color:black;
    padding: 2em;
}

footer {
    background-color: #181818;
    border-top: 4px solid black;
    color: #FFFFFF;
    text-align: center;
    padding: 0.5em;
    font-style: italic;
}

table {
    border: 1px solid black;
    border-collapse: collapse;
    width: 50%;
    text-align: center;
}

th, td {
    margin: 0px;
    padding: 5px;
}

tr:nth-child(even) {
    background-color: #c4c4c4;
}