.cp_actab {
  position: relative;
  overflow: hidden;
  width: 100%;
  margin: 0 auto;
  color: #ffffff;
}
.cp_actab input {
  position: absolute;
  z-index: -1;
  opacity: 0;
}
.cp_actab label {
  font-weight: bold;
  line-height: 3;
  position: relative;
  display: block;
  /* padding: 0 0 0 1em; */
  cursor: pointer;
  margin: 0 0 1px 0;
  /* background: #da3c41; */
}
.cp_actab .cp_actab-content {
  overflow: hidden;
  max-height: 0;
  -webkit-transition: max-height 0.35s;
  transition: max-height 0.35s;
  color: #333333;
  background: #f2d5d5;
}
.cp_actab .cp_actab-content p {
  margin: 1em;
}
/* :checked */
.cp_actab input:checked ~ .cp_actab-content {
  max-height: 20em;
}
/* Icon */
.cp_actab label::after {
  line-height: 3;
  position: absolute;
  top: 55px;
  right: 382px;
  display: block;
  width: 3em;
  height: 3em;
  -webkit-transition: all 0.35s;
  transition: all 0.35s;
  text-align: center;
  /* color: red; */
}
.cp_actab input[type="checkbox"] + label::after {
  /* content: "▼"; */
}
.cp_actab input[type="checkbox"]:checked + label::after {
  transform: rotate(180deg);
}