.main-inner {
  padding-bottom: 135px;
  background-color: #fff;
}
.main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.faq-area {
  display: none;
  margin-top: 30px;
}
.faq-area.active {
  display: block;
}
.faq-inner {
  margin-top: 20px;
  padding:0 10px;
}
.main-ttl {
  font-size: 24px;
  font-weight: bold;
}
.faq-ttl {
    padding-bottom: 2px;
    border-bottom: 1px solid #5f6b78;
    font-size: 18px;
    font-weight: bold;
}
.sub-ttl {
  font-weight: bold;
  padding-bottom: 10px;
}
.tabMenu{
  margin: 15px 0 0;
}
.tabMenu ul{
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  border-top: 1px solid #b3b3b3;
}
.tabMenu ul li{
  display: flex;
  align-items: center;
  width: calc(100% / 4);
  padding: 12px 7px;
  border-bottom: 1px solid #b3b3b3;
  border-left: 1px solid #b3b3b3;
  text-align: center;
  font-weight: bold;
  cursor: pointer;
}
/* もし子要素が合計で3つしかなければ、3列（幅33%）にする */
.container:has(> :nth-child(3):last-child) .item {
  width: calc(33.333% - 10px);
}

/* もし子要素が合計で2つしかなければ、2列（幅50%）にする */
.container:has(> :nth-child(2):last-child) .item {
  width: calc(50% - 10px);
}
.tabMenu ul li:hover{
  background: #f0f0f0;
}
.tabMenu ul li:nth-child(4n):not(:last-child),
.tabMenu ul li:last-child{
  border-right: 1px solid #b3b3b3;
}
.tabMenu ul li.active{
  background: #AC2330;
  cursor: auto;
}
.tabMenu ul li p{
  margin: 0 auto;
  text-align: center;
  font-size: 1.4rem;
}
.tabMenu ul li.active p{
  color: #ffffff;
}
.dk {
  margin-bottom: 20px;
  padding: 10px 20px;
  font-size: 90%;
  background: #FFF9F2;
  border: 1px solid #FFEBDC;
  border-radius: 10px;
}
.acor-item {
  position: relative;
}
.acor-btn {
  appearance: none;
  display: block;
  position: relative;
  width: 100%;
  padding: 10px 60px 10px 10px;
  text-align: left;
  border: solid #b3b3b3;
  border-width: 1px 1px 0px 1px;
  background-color: #f2f2f2;
  cursor: pointer;
}
.acor-item:last-of-type .acor-btn,
.acor-item.acor-item.is-AcorShow .acor-btn {
  border-bottom: 1px solid #b3b3b3;
}
.acor-btn::after {
  content: "";
  display: block;
  position: absolute;
  top: calc(50% - 3px);
  right: 30px;
  width: 15px;
  height: 15px;
  border-top: 3px solid #777777;
  border-right: 3px solid #777777;
  transform: translateY(-50%) rotate(135deg);
}
.acor-item.is-AcorShow .acor-btn::after {
  top: calc(50% + 3px);
  transform:  translateY(-50%) rotate(-45deg);
}
.acor-btn:hover {
  opacity: 0.7;
}
.acor-detail {
  position: relative;
  padding: 7px 15px 30px;
}
.answer ol {
  list-style: normal;
  padding-left: 1em;
}
.answer ul li {
  text-indent:-1rem;
  padding-left:1rem;
}
.answer dl dt {
  font-weight:bold;
}
.answer dl dd {
  text-indent:1rem;
}
.answer a {
  color:#2196f3;
}
.answer a:hover {
  text-decoration:none;
}
.answer-bold {
  font-weight:bold;
}
@media screen and (max-width: 768px) {
	.main-container {
    padding: 0 10px;
  }
  .main-ttl {
        font-size: 18px;
  }
  .sub-ttl{
        margin-top: 25px;
        font-size: 16px;
  }
  .tabMenu ul li {
    width: calc(100%/3);
    padding: 7px;
  }
  .tabMenu ul li:nth-child(4n):not(:last-child){
    border-right:none;
  }
  .tabMenu ul li:nth-child(3n):not(:last-child){
    border-right: 1px solid #b3b3b3;
  }
  .acor-item {
    position: relative;
  }
  .acor-btn::after {
    top: calc(50% - 2px);
    right: 10px;
    width: 8px;
    height: 8px;
    border-width: 1px;
  }
  .acor-item.is-AcorShow .acor-btn::after {
    top: calc(50% + 1px);
  }
  .question {
    padding: 10px 26px 10px 10px;
  }
  .answer {
    font-size: 14px;
  }
}