.ptb-box {
  font-family: 'Segoe UI', sans-serif;
  max-width: 280px;
  background-color: #f1f1f1;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
  margin: 10px auto;
}

.ptb-header {
  background-color: #0073aa;
  color: #fff;
  padding: 10px;
  text-align: center;
  font-size: 16px;
  font-weight: bold;
}

.ptb-table {
  width: 100%;
  border-collapse: collapse;
}

.ptb-table th,
.ptb-table td {
  padding: 8px 10px;
  text-align: left;
  font-size: 14px;
}

.ptb-table tr:nth-child(even) {
  background-color: #e7ecf1;
}

.ptb-table th {
  background-color: #d0d7e1;
  font-weight: bold;
}

.ptb-footer {
  text-align: center;
  font-size: 12px;
  color: #888;
  margin-bottom: 5px;
}