ul
{
  background-color: black;
  color: #A0A0A0;
  width: 80em;
}
ul li
{
  list-style-type: square;
}
ul li a
{
  color: #A0A0A0;

}

.increased-fragment
{
  font-weight: bold;
  color: orange;
}

.modified-fragment
{
  font-style: italic;
  color: olive;
}