header {
    background-color: rgb(0, 30, 255);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    color: #ffffff;
    text-align: center;
}

body {
    background-color: rgb(0, 255, 76);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    color: black;
    text-align: center;
}

table, th, td {
    width: auto;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid;
    border-collapse: collapse;
    border-color: black;
    padding-left: 10px;
    padding-right: 10px;
}

thead {
    background-color: blue;
    color: rgb(235, 152, 0);
    text-align: center;
}

tbody {
    background-color: gold;
    color: rgb(154, 0, 0);
    text-align: left;
}

a:link {
    color: aqua;
    text-align: center;
    text-decoration: none;
}

a:visited {
    color: red;
    text-decoration: none;
}