@charset "UTF-8";

/* モバイルレイアウト : 480 px およびそれ以下. */

details {
  margin: 10% 0;
}

.details-summary {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0.5em calc(1.5em + 18px) 0.5em 1.5em; /* calc(余白em + プラスマイナス分の余白) */
  color: #663110;
  background-color: #FFF;
  border: #B2998A 1px solid;
  border-radius: 100px;
  /* transition: all 0.3s; */
}

.details-summary:hover {
  cursor: pointer;
  opacity: 0.8;
}

.details-summary .btn {
  position: absolute;
  top: 50%;
  right: 4%;
  width: 18px;
  height: 18px;
  transform: translate(-50%, -50%);
  transform-origin: center center;
  transition-duration: 0.2s;
}

.details-summary .btn:before, .details-summary .btn:after {
  content: "";
  display: block;
  background-color: #663110;
  border-radius: 10px;
  width: 18px;
  height: 4px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transform-origin: center center;
  transition-duration: 0.2s;
}

.details-summary .btn:before {
  width: 4px;
  height: 18px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.details-summary.is-active .btn:after {
  transform: rotate(180deg) translate(50%, -50%);
}

.details-summary.is-active .btn:before {
  content: none;
}

.details-summary::-webkit-details-marker {
  display: none;
}

.details-content {
  padding: 0.5em .5em;
}

.details-content p {
  margin: 0 0 20px;
}

.details-content p:last-of-type {
  margin: 0 0 0;
}

/* タブレットレイアウト : 981 px～。モバイルレイアウトからスタイルを継承。 */
@media print, screen and (min-width: 980px) {

details {
  margin: 30px auto;
  max-width: 1100px;
}

}