@charset "utf-8";

details {
  width:1200px;
  margin: 0 auto;
  padding: 0;
  transition: .6s;
}
details[open] {
  height: auto;
}
summary::-webkit-details-marker {
display: none;
}
summary {
  margin-top: 30px;
  padding-top: 15px;
  padding-left: 30px;
  padding-right: 30px;
  padding-bottom: 15px;
  list-style: none;
  cursor: pointer;
  font-family: 'Hiragino Sans W6';
  font-weight: 700;
  font-size: 20px;
  line-height: ;
  color: #fff;
  text-align: left;
  border-radius: 6px;
  background: #45cca8;
}
details p {
  margin: 0;
  padding: 20px 30px;
  font-family: 'Hiragino Sans W3';
  font-size: 18px;
  line-height: 2.0;
  color: #303030;
  text-align: left;
}
details[open] p {
  animation: fadeIn .8s ease;
  margin-top:4px;
}
@keyframes fadeIn {
0% {
  opacity: 0;
  transform: translateY(-10px);
}
100% {
  opacity: 1;
  transform: none;
 }
}

/* for SP */
@media screen and (max-width: 640px) {
details {
  width:92%;
}
summary {
  margin-top: 6%;
  padding-top: 3%;
  padding-left: 6%;
  padding-right: 6%;
  padding-bottom: 3%;
  font-size: 4.0vw;
  line-height: 1.6;
}
details p {
  margin: 0;
  padding: 3%;
  font-size: 3.6vw;
  line-height: 1.6;
}
}