table {
  border-collapse: collapse;
  border-style: solid;
  border-width: 2px;
  border-color: black;
  margin: auto;
  height:250px;
}
th {
  font-size: 22px;
  color: black;
  font-weight: bold;
}
caption {
  text-align: center;
  font-size: 24px;
  color: black;
  font-weight: bold;
}
.player {
  font-weight: bold;
}
th, td {
  border-style: solid;
  border-color: black;
  border-width: 1px;
}
.score:nth-child(even), .round:nth-child(even){
  background-color: lightblue;
  font-size: 18px;
}
.score:nth-child(odd), .round:nth-child(odd){
  background-color: magenta;
  font-size: 18px;
}