source.css

table.files-summary {
  width: 100%;
  margin: 10px 0;
  border-spacing: 0;
  border: 0;
  border-collapse: collapse;
  text-align: right;
}

table.files-summary tbody tr:hover {
  background: #eee;
}

table.files-summary td:first-child,
table.files-summary td:nth-of-type(2) {
  text-align: left;
}

table.files-summary[data-use-coverage="false"] td.coverage {
  display: none;
}

table.files-summary thead {
  background: #fafafa;
}

table.files-summary td {
  border: solid 1px #ddd;
  padding: 4px 10px;
  vertical-align: top;
}

table.files-summary td.identifiers > span {
  display: block;
  margin-top: 4px;
}
table.files-summary td.identifiers > span:first-child {
  margin-top: 0;
}

table.files-summary .coverage-count {
  font-size: 12px;
  color: #aaa;
  display: inline-block;
  min-width: 40px;
}

.total-coverage-count {
  position: relative;
  bottom: 2px;
  font-size: 12px;
  color: #666;
  font-weight: 500;
  padding-left: 5px;
}