.accordion {
  background-color: black;
  color: #0ad000;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border-color: #0ad000;
  text-align: left;
  outline: none;
  font-size: 15px;
  transition: 0.4s;
  border-radius: 5px;
}

.accordion .active, .accordion:hover {
  color: #01000e;
  background: #0ad000;
}

.accordion:after {

  color: grey;
  font-weight: bold;
  float: right;
  margin-left: 5px;
}

.active:after {

}

.panel {
  padding: 0 18px;
  background-color: #01000e;
  color: #0ad000;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
  border-radius: 5px;
}
.panel a {
color: #0ad000;
text-decoration: none;
padding: 15px;
}

.panel a:hover {
color: #01000e;
background: #0ad000;
text-decoration: none;
padding: 15px;
}