.wrapper{
  max-width: 600px;
  padding: 0 20px;
}
.wrapper .parent-tab,
.wrapper .child-tab{
  margin-bottom: 8px;
  border-radius: 3px;
  box-shadow: 0px 0px 15px rgba(0,0,0,0.18);
}
.wrapper .parent-tab label,
.wrapper .child-tab label{
  background: #A11D31;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  border-radius: 3px;
  /* position: relative; */
  z-index: 99;
  transition: all 0.3s ease;
}
.wrapper .parent-tab label:hover{
  background: #A11D31;
}
.parent-tab input:checked ~ label,
.child-tab input:checked ~ label{
  border-radius: 3px 3px 0 0;
  background: #A11D31;
}
.wrapper label span{
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  text-shadow: 0 -1px 1px #A11D31;
}
.wrapper .child-tab label span{
  font-size: 17px;
}
.parent-tab label .icon{
  position: relative;
  height: 30px;
  width: 30px;
  font-size: 15px;
  color: #A11D31;
  display: block;
  background: #fff;
  border-radius: 50%;
  text-shadow: 0 -1px 1px #A11D31;
}
.wrapper .child-tab label .icon{
  height: 27px;
  width: 27px;
}
.parent-tab label .icon i{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.parent-tab input:checked ~ label .icon i:before,
.child-tab input:checked ~ label .icon i:before{
  content: '\f068';
}
.wrapper .parent-tab .content,
.wrapper .child-tab .sub-content{
  max-height: 0px;
  overflow: hidden;
  background: #fff;
  border-radius: 0 0 3px 3px;
  transition: all 0.4s ease;
}
.parent-tab input:checked ~ .content,
.child-tab input:checked ~ .sub-content{
  max-height: 100vh;
}
.tab-3 input:checked ~ .content{
  padding: 15px 20px;
}
.parent-tab .content li,
.child-tab .sub-content li{
  margin: 8px;
  padding: 6px;
  font-size: 16px;
}
.child-tab .sub-content li{
  font-size: 15px;
}
input[type="radio"],
input[type="checkbox"]{
  display: none;
}

@media (max-width: 992px) {
  .wrapper label span{
    font-size: 15px !important;
  }
  .child-tab .sub-content li{
    font-size: 12px !important;
  }
}