body{
  background-image: url(../img/main_bg.png);
  background-repeat: repeat;
  font:1.6em 'Noto Sans JP', sans-serif;
  line-height:1.5;
  margin:0
}

img{
  vertical-align:top;
}

.wrap{
  margin:auto;
  max-width: 750px;
  background:#F4F6F6;
  color:#000;
}


.header img{
  margin:auto;
  width:100%
}

/*▼＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝*/
.sec {
  width: auto;
  padding: 0 20px;
}
.pageSubTitle {
  font-size: 40px;
  line-height: 1.75;
  font-weight: 900;
  font-style: normal;
  position: relative;
}
.pageSubTitle::after {
  content: "";
  display: block;
  width: 74.6px;
  height: 2px;
  margin: 0 auto;
  margin-top: 35.2px;
}
.pageSubTitle > span {
  display: block;
  font-size: 13px;
  line-height: 1.75;
  font-weight: 400;
  font-style: normal;
  margin-top: 5px;
}
.pageSubTitle--center {
  text-align: center;
}

/* FAQパーツ */
.pageSubTitle2 {
  font-size: 23px;
  line-height: 1.7;
  font-weight: 400;
  font-style: normal;
  color: #4D4D4D;
}
.contentText {
  font-size: 23px;
  line-height: 1.7;
  font-weight: 400;
  font-style: normal;
  color: #4D4D4D;
}
.qa {
  padding-top: 180px;
  padding-bottom: 278px;
}
.qa__box {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}
.qa__box > dl > dt {
  background-color: #fff;
  display: flex;
  align-items: center;
  padding: 10px 30px;
  position: relative;
}
.qa__box > dl > dt .crossBar {
  width: 21px;
  height: 21px;
  position: absolute;
  top: 50%;
  right: 24px;
  transform: translateY(-50%);
}
.qa__box > dl > dt .crossBar::before {
  content: "";
  display: inline-block;
  width: 1.6px;
  height: 100%;
  background-color: #4D4D4D;
  position: absolute;
  top: 0;
  left: 50%;
  transform-origin: center center; /* 中心を基準にtransform */
  transform: translateX(-50%) rotate(0deg);
  transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}
.qa__box > dl > dt .crossBar::after {
  content: "";
  display: inline-block;
  width: 100%;
  height: 1.6px;
  background-color: #4D4D4D;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}
.qa__box > dl > dt > span {
  font-size: 28px;
  line-height: 1.75;
  font-weight: 500;
  font-style: normal;
  color: #5FB1DE;
  margin-right: 23px;
}

.qa__box > dl > dd {
  margin: 0;
  background-color: #fff;
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  padding: 0px 30px; /* paddingの上下を0にする */
  max-height: 0; /* max-heightを0にする、レスポンシブ対応 */
  overflow: hidden;  /* overflow: hidden;を付けるのがポイント */
  transition: all 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}
.qa__box > dl > dd > span {
  font-size: 28px;
  line-height: 1.7;
  font-weight: 500;
  font-style: normal;
  color: #5FB1DE;
  margin-right: 23px;
}


/* アニメーション後のスタイル */
.qa__box > dl > dd.is-open { /* heightとpaddingをアニメーション */
  max-height: 100px;
  padding: 10px 30px;
}
/* ＋ボタンのアニメーション */
.qa__box > dl > dt.is-open .crossBar::before {
  transform: translateX(-50%) rotate(90deg);  /* 90度回転 */
}
/*▲＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝*/


.footer{
  text-align: center;
}

.footer p{
  margin: 0px;
  padding:20px 0;
}