.table-of-contents {
  border: 1px solid #ccc;
  padding: 10px;
  background-color: #f9f9f9;
  width: 100%;
max-width: 500px;
}
.table-of-contents-title {
  font-size: 1.2em;
font-weight: 600;
  margin-bottom: 10px;
}
.table-of-contents-items ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.table-of-contents-items li {
  margin-bottom: 10px; border-bottom: 1px dashed #666;
}