.version-list {
  margin-left: 15px;
  margin-bottom: 6px;
  margin-top: 5px;
  margin-left: 15px;
  list-style: none;
  padding-left: 0;
}
.version-list li {
  font-size: 0.9em;
  margin: 3px 0;
  margin-bottom: 6px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 3px;
  background-color: #3d566e;
  color: #ecf0f1;
  transition: background-color 0.2s ease;
}

.version-list li:hover {
  background-color: #4b6b84;
}
 
.version-list li.active {
  background-color: #1abc9c;
  font-weight: bold;
  color: #fff;
}