#toc {
  background: #e6e6e6;
  border: 1px solid #aaa;
  border-radius: 4px;
  box-shadow: 0 1px 1px rgb(0 0 0 / 5%);
  padding: 10px 15px;
}

#toc .title {
  font-size: 18px;
  font-weight: bold;
}

#toc ul {
  list-style: none;
  padding: 0;
}

#toc ul li {
  margin: 5px 0;
  font-size: 15px !important;
}

#toc ul li a {
    font-weight: normal;
}

#toc ul .h3 {
  margin-left: 15px;
}