.xsmb-giaidb-container {
  font-family: Arial, sans-serif;
  margin: 20px auto;
  max-width: 800px;
}

.xsmb-giaidb-form {
  background: #fff3cd;
  border: 1px solid #ffeeba;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 15px;
  text-align: center;
}

.xsmb-giaidb-form h2 {
  margin-top: 0;
  color: #222;
  font-size: 18px;
}

.db-form label {
  margin: 0 5px;
}

.db-form input, .db-form select {
  padding: 5px;
  margin: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

.db-form button {
  background: #dc3545;
  color: #fff;
  border: none;
  padding: 7px 12px;
  border-radius: 5px;
  cursor: pointer;
}
.db-form button:hover { background: #c82333; }

.xsmb-giaidb-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  margin-top: 15px;
}

.xsmb-giaidb-table th {
  background: #007bff;
  color: white;
  padding: 8px;
}

.xsmb-giaidb-table td {
  border: 1px solid #ddd;
  padding: 6px;
}

.xsmb-giaidb-table tr:nth-child(even) { background-color: #f9f9f9; }
.xsmb-giaidb-table tr:hover { background-color: #e6f2ff; }

.giaidb { font-weight: bold; color: #dc3545; }
.tong { font-weight: bold; color: #007bff; }