td:nth-child(2n+0) {
  background-color:#DDDDDD;
}
td:nth-child(2n+1) {
  background-color:#EEEEEE;
}
th {
  font-style:oblique;
  font-family:Times,serif;
}
.winner {
  font-style:oblique;
  text-align:center;
  font-weight:600;
}
table {
  margin:auto;
}