@charset "utf-8";
#accordion-btn{
  background-color: var(--btn-bg);
  color: #fff;
  cursor: pointer;
  padding: 10px;
  text-align: center;
}
#accordion-btn::after{
  content: "";
}
#accordion-contents{
  overflow: hidden;
  border-right: solid 1px var(--btn-bg);
  border-bottom: solid 1px var(--btn-bg);
  border-left: solid 1px var(--btn-bg);
  box-sizing: border-box;
  display: none;
}
.contents-wrapper{
  padding: 20px;
}