.accordion {
  position: relative;
  width: 100%;
  margin: 50px auto;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.accordion .trigger #checkbox-1, .accordion .trigger #checkbox-2, .accordion .trigger #checkbox-3, .accordion .trigger #checkbox-4, .accordion .trigger #checkbox-5, .accordion .trigger #checkbox-6, .accordion .trigger #checkbox-7, .accordion .trigger #checkbox-8, .accordion .trigger #checkbox-9, .accordion .trigger #checkbox-10 {
  display: none;
}

.accordion .trigger #checkbox-1:checked + label, .accordion .trigger #checkbox-2:checked + label, .accordion .trigger #checkbox-3:checked + label, .accordion .trigger #checkbox-4:checked + label, .accordion .trigger #checkbox-5:checked + label, .accordion .trigger #checkbox-6:checked + label, .accordion .trigger #checkbox-7:checked + label, .accordion .trigger #checkbox-8:checked + label, .accordion .trigger #checkbox-9:checked + label, .accordion .trigger #checkbox-10:checked + label {
  background-color: F9F9F9;
}

.accordion .trigger #checkbox-1:checked + label i:before, .accordion .trigger #checkbox-2:checked + label i:before, .accordion .trigger #checkbox-3:checked + label i:before, .accordion .trigger #checkbox-4:checked + label i:before, .accordion .trigger #checkbox-5:checked + label i:before, .accordion .trigger #checkbox-6:checked + label i:before, .accordion .trigger #checkbox-7:checked + label i:before, .accordion .trigger #checkbox-8:checked + label i:before, .accordion .trigger #checkbox-9:checked + label i:before, .accordion .trigger #checkbox-10:checked + label i:before {
  transform: translate(5px, 8px) rotate(45deg);
}

.accordion .trigger #checkbox-1:checked + label i:after, .accordion .trigger #checkbox-2:checked + label i:after, .accordion .trigger #checkbox-3:checked + label i:after, .accordion .trigger #checkbox-4:checked + label i:after, .accordion .trigger #checkbox-5:checked + label i:after, .accordion .trigger #checkbox-6:checked + label i:after, .accordion .trigger #checkbox-7:checked + label i:after, .accordion .trigger #checkbox-8:checked + label i:after, .accordion .trigger #checkbox-9:checked + label i:after, .accordion .trigger #checkbox-10:checked + label i:after {
  transform: translate(-5px, 8px) rotate(-45deg);
}

.accordion .trigger .checkbox {
  position: relative;
  display: block;
  width: 100%;
  margin: 0;
  padding: 20px;
  color: rgb(20, 19, 19);
  cursor: pointer;
}

.accordion .trigger .checkbox i {
  position: absolute;
  display: inline-block;
  width: 20px;
  height: 20px;
  right: 20px;
}

.accordion .trigger .checkbox i:before, .accordion .trigger .checkbox i:after {
  position: absolute;
  content: '';
  width: 16px;
  height: 3px;
  background-color: #000;
  transition: transform 250ms ease;
}

.accordion .trigger .checkbox i:before {
  transform: translate(-5px, 8px) rotate(45deg);
}

.accordion .trigger .checkbox i:after {
  transform: translate(5px, 8px) rotate(-45deg);
}

.accordion .trigger .content {
  position: relative;
  max-height: 1px;
  padding: 0;
  overflow-y: scroll;
  font-size: 14px;
  line-height: 1.5;
  background-color: whitesmoke;
  transition: max-height 500ms ease-in-out;
}

.accordion .trigger .content h3 {
  margin: 30px 0 15px 30px;
}

.accordion .trigger .content p {
  margin: 0 30px 30px;
}

#checkbox-1:checked ~ .content, #checkbox-2:checked ~ .content, #checkbox-3:checked ~ .content, #checkbox-4:checked ~ .content, #checkbox-5:checked ~ .content, #checkbox-6:checked ~ .content, #checkbox-7:checked ~ .content, #checkbox-8:checked ~ .content, #checkbox-9:checked ~ .content, #checkbox-10:checked ~ .content {
  max-height: 800px;
  transition: max-height 500ms ease-in-out;
}