@charset "UTF-8";
/*------------------------------------------------------------------------------
    config
------------------------------------------------------------------------------*/
/***  media ***/
/***  color ***/
/*** font ***/
#introduction p {
  text-align: left;
  font-weight: 400;
  line-height: 2.3;
}
@media screen and (max-width: 850px) {
  #introduction p {
    line-height: 1.8;
  }
}
#introduction .p_120_t {
  padding-top: 120px;
}
@media screen and (max-width: 850px) {
  #introduction .p_120_t {
    padding-top: 60px;
  }
}
#introduction .list {
  display: flex;
  column-gap: 45px;
  flex-wrap: wrap;
}
@media screen and (max-width: 850px) {
  #introduction .list {
    display: block;
    width: 80%;
    margin: auto;
  }
}
#introduction .list li {
  width: calc(25% - 33.75px);
}
@media screen and (max-width: 850px) {
  #introduction .list li {
    width: 100%;
  }
  #introduction .list li + li {
    margin-top: 30px;
  }
}
@media screen and (max-width: 850px) {
  #introduction .list li img {
    max-width: 190px;
    margin: auto;
  }
}
#introduction .list li .ttl {
  font-size: 18px;
  font-weight: bold;
  margin-top: 20px;
  text-align: center;
}
@media screen and (max-width: 850px) {
  #introduction .list li .ttl {
    margin-top: 10px;
    font-size: 16px;
  }
}
#introduction .btn_item {
  display: block;
}
#introduction .btn_item li {
  border-radius: 12px;
  display: flex;
  justify-content: end;
  width: 100%;
  align-items: center;
}
#introduction .btn_item li + li {
  margin-top: 40px;
}
@media screen and (max-width: 850px) {
  #introduction .btn_item li + li {
    margin-top: 30px;
  }
}
#introduction .btn_item li:nth-child(1) {
  background: url(../img/introduction/bg01.jpg) no-repeat center / contain;
  background-size: cover;
}
#introduction .btn_item li:nth-child(2) {
  background: url(../img/introduction/bg02.jpg) no-repeat center / contain;
  background-size: cover;
}
#introduction .btn_item li:nth-child(3) {
  background: url(../img/introduction/bg03.jpg) no-repeat center / contain;
  background-size: cover;
}
#introduction .btn_item li dl {
  min-height: 270px;
  padding: 35px;
  display: flex;
  width: 100%;
  align-items: center;
  height: 100%;
}
@media screen and (max-width: 850px) {
  #introduction .btn_item li dl {
    padding: 50px 20px;
    display: block;
    min-height: auto;
  }
}
#introduction .btn_item li dl dt {
  text-align: left;
  font-size: 26px;
  font-weight: 500;
  width: calc(100% - 340px);
  display: flex;
  align-items: center;
}
@media screen and (max-width: 850px) {
  #introduction .btn_item li dl dt {
    font-size: 20px;
    width: 100%;
    justify-content: center;
    margin-bottom: 20px;
    text-align: center;
  }
}
#introduction .btn_item li dl dd {
  width: 340px;
  display: flex;
  align-items: center;
}
@media screen and (max-width: 850px) {
  #introduction .btn_item li dl dd {
    width: 100%;
    justify-content: center;
  }
}
#introduction .btn_item li dl dd .btn_green {
  margin: auto;
}
#introduction .v_list {
  display: block;
}
#introduction .v_list li {
  width: 100%;
  background: #ffffff;
  border-radius: 20px;
  padding: 40px;
}
@media screen and (max-width: 850px) {
  #introduction .v_list li {
    border-radius: 12px;
    padding: 20px;
  }
}
#introduction .v_list li + li {
  margin-top: 50px;
}
@media screen and (max-width: 850px) {
  #introduction .v_list li + li {
    margin-top: 30px;
  }
}
#introduction .v_list li .big_ttl {
  text-align: left;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 5px;
  color: #278D44;
}
@media screen and (max-width: 850px) {
  #introduction .v_list li .big_ttl {
    font-size: 18px;
  }
}
#introduction .v_list li .sub_ttl {
  text-align: left;
  font-size: 18px;
  font-weight: bold;
}
@media screen and (max-width: 850px) {
  #introduction .v_list li .sub_ttl {
    font-size: 16px;
  }
}