body {
    margin: auto;
    text-align-last: center;
    width: 1300px;
    font-family: serif;
}
header {
    background-color: rgba(0,0,255,0.6);
    text-align: left;
    outline-color: blue;
    outline-style: solid;
}
main {
    background: lightblue;
    padding: 5px;
    text-align: center;
    outline-color: blue;
    outline-style: ridge;
}
nav {
    background: lightgray;
    padding: 10px;
    text-align: center;
}
a:link {
    color:aquamarine;
}
a:visited {
    color: azure;
}
a:hover {
    color: red;
}
a:active {
    background-color: black;
}
.active {
    background: black;
    padding: 4px;
}
td {
    border: 4px solid black;
    border-collapse: collapse;
    padding: 4px;
    margin-right: 100px;
    margin-left: 100px;
}
.loggo {
    width: 20%;
    display: inline;
}

table {
    margin-right: 100px;
    margin-left: 100px;
}
h1 {
    display: inline;
}
footer {
    outline-color: black;
    outline-style: solid;

}