summary {
  cursor: pointer;
  outline: none;
}

summary.underline{
  border-bottom: thin solid #B6B2B3;
      padding-bottom: 0.3rem;
  padding-top: 0.3rem;
}

.closed-link {
  display: inline-block;
}

.closed-img {
  width: 100%;
  height: auto;
  display: block;
}