.treatment-improvement {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  font-family: sans-serif;
  line-height: 1.6;
}
.treatment-improvement h2 {
  border-left: 5px solid #007bbb;
  padding-left: 10px;
  color: #333;
}
.improvement-item {
  margin-bottom: 25px;
  padding: 15px;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  background-color: #f9f9f9;
}
.improvement-item h3 {
  margin-top: 0;
  color: #007bbb;
}
.improvement-item ul {
  margin-bottom: 0;
  padding-left: 20px;
}
.improvement-item li {
  margin-bottom: 8px;
}
.improvement-item li:last-child {
  margin-bottom: 0;
}