.accordion {
  background-color: #fff;
  color: #444;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
  transition: 0.4s;
  position: relative;
  border-bottom: 1px solid #eee;
}

.accordion h2 {
  font-size: 20px;
  width: 94%;
}

.active, .accordion:hover {
  background-color: #e8e8e8;
}

.accordion:after {
  content: '\002B';
  color: #777;
  font-weight: bold;
  position: absolute;
  top: 24px;
  right: 15px;
}

.active:after {
  content: "\2212";
}

.panel {
  padding: 0 18px;
  background-color: white;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
  background-color: #f3f3f3;
}