/*===========================================================
accodion

★base.js とセット
============================================================*/
.ac-ttl {
  cursor: pointer;
  position:relative;
  background: #000000;
  color: #fff;
  font-size: 20px;
  font-weight: bold;
  text-align: center;
  padding: 10px 20px;
}

.ac-ttl:after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
  transform: rotate(45deg);
  margin-left: 15px;
  vertical-align:3px;
}

.ac-ttl.active::after {
  transform: rotate(-135deg);
  vertical-align:-2px;
}

.ac-content {
  border: 4px solid #000000;
  padding: 15px;
  display: none;
}

@media screen and (max-width: 768px) {
  .ac-ttl {
    font-size: 16px;
    padding: 15px 20px;
  }
}