table {
  border-collapse: collapse;
  margin: 30px;
  text-align: center;
  font-family: sans-serif;
}
caption {
  border: 1px solid #000;
  border-bottom: none;
  font-size: 20px;
  font-weight: 800;
}
td,
th {
  padding: 3px;
  border: 1px solid #000;
}
.weekend {
  color: red;
}