.apex-accordion .btn {
  border: none;
}
.apex-accordion .card-body {
  margin-top:10px;
  margin-bottom:10px;
  /*border-bottom: 1px solid #181818;*/
}


.apex-accordion .panel-group .panel {
  border: none;
  border-bottom: 1px solid #181818;
}
.apex-accordion .panel-group .panel .panel-title a {
  font-size: 22px;
  font-weight: 700;
  text-decoration: none;
}
.apex-accordion .panel-group .panel-default>.panel-heading {
  background-color: inherit;
}

.apex-accordion .panel-group .panel-heading+.panel-collapse>.list-group, 
.apex-accordion .panel-group .panel-heading+.panel-collapse>.panel-body {
  border-top: none;
}