h4 {
  margin-bottom: 10px;
  margin-top: 20px;
}

.tip {
  background-color: #f3f9f1;
  padding: 10px;
  border-radius: 5px;
  margin-top: 30px;
  border: 1px solid #d9e8d2;
}

.tendency-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.tendency-table th,
.tendency-table td {
  border: 1px solid #ddd;
  padding: 12px 8px;
  text-align: left;
}

.tendency-table th {
  background-color: #f5f5f5;
  font-weight: bold;
}

.tendency-table td:first-child {
  width: 80px;
  background-color: #f5f5f5;
  font-weight: bold;
}

.tendency-table tr:hover {
  background-color: #f0f0f0;
}

.tendency-note {
  color: #666;
  font-size: 0.9em;
  margin-top: 5px;
}