.sec_block {
  margin-top: 80px;
}

.tab_headline {
  background-color: #F7F7F7;
  padding: 15px 65px;
  margin-bottom: 55px;
}

.tab_headline .tab_ttl {
  font-size: 2.4rem;
  font-weight: bold;
  margin-bottom: 10px;
}

.tab_headline .tab_ttl .orange {
  color: #D23A00;
  font-weight: bold;
}

.tab_headline .tab_ttl sup {
  font-size: 10px;
  top: -10px;
  font-weight: bold;
}

.tab_headline .orange_tag {
  background-color: #D23A00;
  color: #fff;
  padding: 1px;
  width: 72px;
  text-align: center;
  font-size: 15px;
  margin-bottom: 10px;
}

.tab_headline .tab_txt {
  font-size: 14px;
  font-weight: bold;
  display: flex;
  align-items: center;
  margin-bottom: 5px;
}

.tab_headline .tab_txt .arrow_right {
  display: inline-block;
  width: 0;
  height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 10px solid black;
  margin: 0 5px;
}

.tab_img .ttl {
  text-align: center;
  font-size: 2.0rem;
  font-weight: bold;
}

.cmn_heading03.--with_img {
  align-items: flex-start;
}

.cmn_heading03.--with_img .img {
  width: 80px;
  height: 80px;
}

/*
.cmn_heading03 {
  position: static;
  padding-left: 0;
}

.cmn_heading03:before {
  display: none;
}
*/
.fs18 {
  font-size: 1.8rem;
}
.mobile_install_block {
  margin: 40px 0 20px;
}
.app_block {
  display: flex;
  justify-content: center;
}
.app_block .app_store {
  margin-right: 15px;
}
@media screen and (max-width:640.999px) {
  .sec_block {
    margin-top: 55px;
  }

  .tab_headline {
    background-color: #F7F7F7;
    padding: 15px;
    margin-bottom: 50px;
  }

  .tab_headline .tab_txt {
    font-size: 12px;
  }

  .tab_img .img {
    text-align: center;
  }
  .fs18 {
    font-size: 1.6rem;
  }
  .mobile_install_block {
    margin-top: 30px 0 15px;
  }
}