/* alternative to panel-gray.css */
.card-gray > .card-header a {
    color: #566573;
    text-decoration: none;
}
.card-gray > .card-header a:hover {
    color: #566573;
    text-decoration: underline;
}
.card-gray {
  border-color: #D5D8DC;
}
.card-gray > .card-header {
  color: #566573;
  background-color: #D5D8DC;
  border-color: #D5D8DC;
}
.card-gray > .card-header + .accordion-collapse > .card-body {
  border-top-color: #D5D8DC;
}
.card-gray > .card-header .badge {
  color: #D5D8DC;
  background-color: #fff;
}
.card-gray > .card-footer + .accordion-collapse > .card-body {
  border-bottom-color: #D5D8DC;
}