.transition,
div.accordion div span.dropdown-arrow:before,
div.accordion div span.dropdown-arrow:after,
div.accordion p {
  transition: all 0.25s ease-in-out;
}

.flipIn,
div.accordion div {
  animation: flipdown 0.5s ease both;
}

.no-select,
div.accordion h2 {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.no-select,
div.accordion h2 {
  font-size: 1.25rem;
  padding-right: 3rem;
}
a.head {
  word-break: normal;
}
div.accordion div.hidden-content {
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
  max-height: 800px;
  opacity: 1;
  transform: translate(0, 0);
  margin-top: 14px;
  z-index: 2;
}

div.accordion {
  list-style: none;
  perspective: 900;
  padding: 0;
  margin: 0;
}
div.accordion div {
  position: relative;
  padding: 0;
  margin: 0;
}
div.accordion div:last-of-type {
  padding-bottom: 0;
}
div.accordion div span.dropdown-arrow {
  position: absolute;
  transform: translate(-20px, -8px);
  margin-top: 16px;
  right: 0;
}
div.accordion div span.dropdown-arrow.active {
  transform: translate(-17px, 0) rotate(180deg);
}

div.accordion div span.dropdown-arrow:before,
div.accordion div span.dropdown-arrow:after {
  content: "";
  position: absolute;
  background-color: #17779f;
  width: 3px;
  height: 9px;
}
div.accordion div span.dropdown-arrow:before {
  transform: translate(-2px, 0) rotate(45deg);
}
div.accordion div span.dropdown-arrow:after {
  transform: translate(2px, 0) rotate(-45deg);
}
div.accordion div input[type="checkbox"] {
  position: absolute;
  cursor: pointer;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0;
}
div.accordion div input[type="checkbox"]:checked ~ div.hidden-content {
  margin-top: 0;
  max-height: 0;
  opacity: 0;
  transform: translate(0, 50%);
}
div.accordion div input[type="checkbox"]:checked ~ span.dropdown-arrow:before {
  transform: translate(6px, 0) rotate(45deg);
}
div.accordion
  div
  input[type="checkbox"]:checked
  ~ span.dropdown-arrow:before:after {
  transform: translate(-2px, 0) rotate(-45deg);
}

@keyframes flipdown {
  0% {
    opacity: 0;
    transform-origin: top center;
    transform: rotateX(-90deg);
  }
  5% {
    opacity: 1;
  }
  80% {
    transform: rotateX(8deg);
  }
  83% {
    transform: rotateX(6deg);
  }
  92% {
    transform: rotateX(-3deg);
  }
  100% {
    transform-origin: top center;
    transform: rotateX(0deg);
  }
}