.accordion .card-header {
  cursor: pointer;
  color: #FFF;
  transition: all .5s;
  background-color: #1E6AB2;
  border-bottom: 1px solid #1E6AB2;
  border: none;
}
.accordion .card-header .reduce,
.accordion .card-header .plus {
  font-size: 24px;
  line-height: 1.1;
  text-align: center;
  display: block;
}
.accordion .card-header .plus {
  display: none;
}
.accordion .card-header.collapsed {
  color: #333;
  background-color: #ccc;
}
.accordion .card-header.collapsed .reduce {
  display: none;
}
.accordion .card-header.collapsed .plus {
  display: block;
}
.accordion .card-body {
  background-color: #F2F2F2;
}
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