body {
  font-family: system-ui;
  background-color: black; 
  color: white;
  text-align: center;
}
th, td {
  padding: 5px;
  text-align: center;
}
table {
  border-collapse: collapse;
  text-align: center;
}
.center {
  margin-left: auto;
  margin-right: auto;
}
body {
  font-size: 80%;
}