.qna-list-item .question {
  padding:20px 30px;
  background:#fff;
  border-bottom:1px solid #ccc;
}
.qna-list-item .question a {
  display:block;
  color:#000;
  overflow:hidden;
  text-decoration:none;
}
.is-active .qna-list-item .question a {
  color:#18609C;
  font-weight:bold;
}
.qna-list-item .question a .arrow {
  float:right;
  font-size:20px;
  padding:10px;  
}
.is-active .qna-list-item .question a .arrow {
  color:#18609C;
  transform:rotate(-180deg);
  padding:10px;
}
.qna-list-item .detail {
  display:none;
  padding:25px 30px 33px;
  background:#eee;
  text-align:left;
  line-height:1.5em;
  color:#666;
  overflow:hidden;
  clear:both;
}
ul:after, .container:after, .clearfix:after {
  content:'';
  display:block;
  clear:both;
}