.gist,
.gist .highlight .p {
  font-size: .75rem;
}

.gist .lines {
  width: 100%;
}

.gist,
.gist .highlight .p {
  font-size: .75rem;
}

.gist .lines {
  width: 100%;
}

.gist table>tbody>tr>td {
  border-top: 0px;
}

Fix gist display border issue
Fix gist display border issue
