body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  background-color: #f0f0f0;
  margin: 0;
  padding: 20px;
}

#tablesContainer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

table {
  border-collapse: collapse;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

td {
  width: 50px;
  height: 50px;
  text-align: center;
  border: 1px solid #ddd;
}

td:nth-child(odd) {
  background-color: #fafafa;
}

td:nth-child(even) {
  background-color: #f5f5f5;
}

.table-title {
  font-size: 1.2em;
  margin-bottom: 10px;
  text-align: center;
  font-weight: bold;
}