.pb-12 h1
{ 
	text-align: center;
}

.collapsible {
  background-color: #f1f1f1;
  color: #646f79 ;
  cursor: pointer;
  padding: 18px;
  width: 50%;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
  text-align: left;
  outline: none;
  font-size: 15px;
  margin-top: 10px;
  
}

.active {
  background-color: #f1f1f1;
}

/*.collapsible:after {
  content: '\002B';
  color: #646f79 ;
  font-weight: bold;
  float: right;
  margin-left: 5px;
}

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

.content {
  padding: 0 18px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
  background-color: #f1f1f1;
  width: 50%;
  
}