.accordion {
}
.accordion .toggle {
  display: none;
}
.accordion .option {
  position: relative;
  margin-bottom: 1em;
}
.accordion .title,
.accordion .content {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: all 0.3s;
  margin-right: 0;
}
.accordion .title {
  border: solid 1px #ccc;
  padding: 1em;
  display: block;
  color: #333;
  font-weight: bold;
  background-color: #ddd;
}
.accordion .title::after,
.accordion .title::before {
  content: "";
  position: absolute;
  right: 1.25em;
  top: 1.25em;
  width: 2px;
  height: 0.75em;
  background-color: #999;
  transition: all 0.3s;
}
.accordion .title::after {
  transform: rotate(90deg);
}
.accordion .content {
  max-height: 0;
  overflow: hidden;
}
.accordion .content p {
  margin: 0;
  line-height: 1.5;
}
.accordion .toggle:checked + .title + .content {
  max-height: 500px;
  transition: all 1.5s;
}
.accordion .toggle:checked + .title::before {
  transform: rotate(90deg) !important;
}