body {
  background: #ecf0f1;
}
.accordion .card {
  border: none;
  margin-bottom: 2px;
  border-radius: 1.2rem;
  background: #ecf0f1;
}
.accordion .card .card-header {
  background: #ffffff;
  padding-top: 7px;
  padding-bottom: 7px;
  border-radius: 1.2rem;
}

.accordion .card .card-header .add {
  background: #666666;
}

.accordion .card .card-header:hover {
  background: #ffce00;
  color: #ffffff;
  padding-top: 7px;
  padding-bottom: 7px;
  border-radius: 1.2rem;
}

.accordion .card-header h2 {
  color: #666666;
  font-size: 1rem;
  font-weight: 500;
  position: relative;
  top: 5px;
  font-family: "Roboto", sans-serif;
}

.accordion .card-header h2 span {
  float: left;
  margin-top: 10px;
}
.accordion .card-header .btn {
  font-weight: 500;
}
.accordion .card-header i {
  color: #fff;
  font-size: 1.3rem;
  margin: 0 6px 0 -10px;
  font-weight: bold;
  position: relative;
  top: 5px;
}

.accordion .card-header button:hover {
  color: #23384e;
}
.accordion .card-body {
  color: #666;
}


.accordion .card-header i.toggle-icon::before {
  content:'+';
}

.accordion .card.collapse.show i.toggle-icon::before {
  content:'-';
}

.accordion-titulo span.toggle-icon {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 38px;
  font-weight:bold;
}