.accordion {
  background-color: #eee;
  color: #444;
  cursor: pointer;
  padding: 18px;
  width: 70%;
  margin-top: 5px;
  margin-left: 15%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
  transition: 0.4s;
}

.active, .accordion:hover {
  background-color: rgb(238, 238, 238); 
}

.panel {
  padding: 0 18px;
  display: none;
  width: 70%;
  margin-left: 15%;
  background-color: rgb(247, 247, 247);
  overflow: hidden;
}