@charset "UTF-8";


html {
  scroll-behavior: smooth; }

.flex {
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  flex-wrap: wrap; }


#ecology{
  padding-top: 113px; }

.ecology_lead {
  text-align: center;
  font-size: 26px;
  letter-spacing: 5px;
  line-height: 1.8;
  padding-top: 40px;
  padding-bottom: 65px; }
  .ecology_lead span {
    font-size: 48px; }
  .ecology_lead .ecology_lead_span {
    font-size: 36px; }
.ecology_flex {
  max-width: 880px;
  margin: 0 auto;
  justify-content: space-between; }
.ecology_card {
  max-width: 410px;
  width: 80%;
  display: inline-block;
  position: relative;
  border: solid 1px #000;
  /* 内枠のスタイル */
  padding-top: 13px; }
  .ecology_card::before {
    content: "";
    position: absolute;
    top: -8px;
    bottom: -8px;
    left: -8px;
    right: -8px;
    border: solid 2px #000;
    /* 外枠のスタイル */
    z-index: -1; }
  .ecology_card_head {
    width: 90%;
    margin: 0 auto;
    background: #000;
    color: #fff;
    font-size: 20px;
    text-align: center; }
  .ecology_card_head2 {
    font-size: 26px;
    text-align: center;
    padding-top: 15px;
    padding-bottom: 2px; }
    .ecology_card_head2 span {
      font-size: 41px; }
  .ecology_card img {
    display: block;
    margin: 0 auto; }
  .ecology_card h3 {
    font-size: 18px;
    text-align: center;
    max-width: 370px;
    width: 98%;
    border-bottom: 1px solid #000;
    padding-bottom: 5px;
    margin: 0 auto;
    padding-top: 22px; }
  .ecology_card_lead {
    font-size: 12px;
    width: 90%;
    margin: 0 auto;
    padding-top: 12px;
    padding-bottom: 10px; }
.ecology_syoene {
  text-align: center;
  padding-top: 176px;
  font-size: 26px;
  letter-spacing: 1.5px; }
.ecology_flex2 {
  width: 100%;
  max-width: 1000px;
  padding-top: 35px;
  margin: 0 auto;
  justify-content: space-between; }
  .ecology_flex2_box {
    width: 300px;
    padding-top: 32px; }
    .ecology_flex2_box h4 {
      text-align: center;
      font-size: 18px;
      padding-top: 18px;
      padding-bottom: 15px; }
    .ecology_flex2_box p {
      font-size: 12px; }
.ecology_green {
  background: #EDF2EA;
  max-width: 1000px;
  width: 98%;
  margin: 0 auto;
  margin-top: 130px; }
  .ecology_green h3 {
    text-align: center;
    padding-top: 58px;
    font-size: 26px; }
  .ecology_green p {
    text-align: center;
    padding-top: 33px;
    font-size: 16px;
    padding-bottom: 85px; }
  .ecology_green img {
    display: block;
    margin: 0 auto;
    max-width: 841px;
    width: 98%; }
  .ecology_green_img2 {
    padding-top: 30px; }
  .ecology_green .ecology_green_note {
    padding-top: 20px;
    font-size: 10px;
    width: 95%;
    margin: 0 auto;
    text-align: left;
    line-height: 1.3;
    padding-bottom: 20px; }



  #ecology {
    padding-top: 60px; }

  .ecology_lead {
    font-size: 20px;
    line-height: 1.5;
    padding-top: 20px;
    padding-bottom: 30px;
    letter-spacing: normal; }
    .ecology_lead span {
      font-size: 40px; }
    .ecology_lead .ecology_lead_span {
      font-size: 26px; }
  .ecology_syoene {
    padding-top: 50px;
    font-size: 20px;
    padding-top: 0; }
  .ecology_flex2 {
    width: 95%;
    padding-top: 10px; }
    .ecology_flex2_box {
      width: 49%; }
      .ecology_flex2_box h4 {
        font-size: 16px;
        padding: 10px 0; }
  .ecology_green {
    margin-top: 60px; }
    .ecology_green p {
      text-align: left;
      padding-bottom: 40px; }
  .ecology h3 {
    font-size: 20px; }
  .ecology p {
    width: 90%;
    margin: 0 auto; }