body {
    text-align: center;
}

table {
    border-collapse: collapse;
    width: 50%;
    margin-left:425px;
}

td, th {
    border: 2px solid #dddddd;
    text-align: left;
    padding: 6px;

}

tr:nth-child(even) {
    background-color: cornsilk;
}
tr:nth-child(odd) {
    background-color: aliceblue;
}

#winners {
    font-size:x-large;
}