.common_key {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  height: 580px;
  background: url(../images02/about/webp/main_image01.webp) center/cover no-repeat;
}
.common_key:before {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4.8vw;
  background: url(../images02/caries/bg_curve.png) center/cover no-repeat;
}
.common_key .inner {
  width: 1280px;
  padding: 0 20px;
  max-width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}
.common_key .flexbox {
  display: flex;
  align-items: flex-end;
}
.common_key .logo {
  margin-right: 30px;
}
.common_key .key_text {
  position: relative;
  font-family: "noto serif jp", serif;
  font-size: 70px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #fff;
}
.common_key .key_text:before {
  position: absolute;
  top: -30px;
  left: 0;
  content: "ABOUT";
  font-family: "noto sans jp", sans-serif;
  font-size: 18px;
  letter-spacing: 0.1em;
}
@media screen and (max-width: 767px) {
  .common_key {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: 106.6vw;
    background: url(../images02/about/webp/main_image01.webp) left 30% center/cover no-repeat;
  }
  .common_key:before {
    content: "";
    position: absolute;
    z-index: 2;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 4.8vw;
    background: url(../images02/caries/bg_curve.png) center/cover no-repeat;
  }
  .common_key .inner {
    width: 1280px;
    padding: 0 20px;
    max-width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
  }
  .common_key .flexbox {
    display: flex;
    align-items: flex-end;
  }
  .common_key .logo {
    width: 21.3vw;
    margin-right: 5.5vw;
  }
  .common_key .logo img {
    width: 100%;
  }
  .common_key .key_text {
    position: relative;
    font-family: "noto serif jp", serif;
    font-size: 8vw;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: #fff;
  }
  .common_key .key_text:before {
    position: absolute;
    top: -5.5vw;
    left: 0;
    content: "ABOUT";
    font-family: "noto sans jp", sans-serif;
    font-size: 4vw;
    letter-spacing: 0.1em;
  }
}

.no-webp .common_key {
  background: url(../images02/caries/main_image.jpg) center/cover no-repeat;
}
@media screen and (max-width: 767px) {
  .no-webp .common_key {
    background: url(../images02/caries/main_image.jpg) center/cover no-repeat;
  }
}

.common_sec {
  width: 1280px;
  max-width: 100%;
  padding: 0 20px;
  margin: 0 auto;
  box-sizing: border-box;
}
.common_sec .sec_header {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 156px;
  margin-bottom: 50px;
  background: #9fb600;
}
.common_sec .sec_header:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 230px;
  height: 156px;
  background: url(../images02/caries/kazari_square01.png) center/contain no-repeat;
}
.common_sec .sec_header:after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 230px;
  height: 156px;
  background: url(../images02/caries/kazari_square02.png) center/contain no-repeat;
}
.common_sec .sec_title {
  font-family: "noto serif jp", serif;
  font-size: 32px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.1em;
  color: #fff;
}
@media screen and (max-width: 767px) {
  .common_sec {
    width: 1280px;
    max-width: 100%;
    padding: 0 5.5vw;
    margin: 0 auto;
    box-sizing: border-box;
  }
  .common_sec .sec_header {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: auto;
    padding: 5.5vw 0;
    margin-bottom: 8vw;
    background: #9fb600;
  }
  .common_sec .sec_header:before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 21.3vw;
    height: 14.4vw;
    background: url(../images02/caries/kazari_square01.png) center/contain no-repeat;
  }
  .common_sec .sec_header:after {
    content: "";
    position: absolute;
    right: 0;
    top: auto;
    bottom: 0;
    width: 21.3vw;
    height: 14.4vw;
    margin: auto 0;
    background: url(../images02/caries/kazari_square02.png) center/contain no-repeat;
  }
  .common_sec .sec_title {
    font-family: "noto serif jp", serif;
    font-size: 5.5vw;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.1em;
    color: #fff;
  }
}

.sec01 {
  padding: 100px 20px;
  box-sizing: border-box;
}
.sec01 .sec_title {
  margin-bottom: 50px;
  font-family: "noto serif jp", serif;
  font-size: 34px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-align: center;
}
.sec01 .list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  width: 1280px;
  max-width: 100%;
  margin: 0 auto;
}
.sec01 .item {
  display: flex;
  flex-direction: column;
  width: 400px;
  max-width: 30%;
  padding: 10px 20px 20px;
  margin: 0 10px;
  box-sizing: border-box;
  background: rgba(225, 212, 190, 0.3);
}
.sec01 .item:nth-child(-n+6) {
  margin-bottom: 30px;
}
.sec01 .item_image {
  margin-bottom: 20px;
  text-align: center;
}
.sec01 .item_image img {
  height: 212px;
  -o-object-fit: cover;
     object-fit: cover;
}
.sec01 .item_image.grey {
  width: 360px;
  max-width: 100%;
  height: 212px;
  margin: 0 auto 20px;
  background: #ccc;
}
.sec01 .item_title {
  margin-bottom: 20px;
  font-family: "noto serif jp", serif;
  font-size: 30px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #543b14;
  text-align: center;
}
.sec01 .item_text {
  margin-bottom: 30px;
  letter-spacing: 0.1em;
  line-height: 2;
  text-align: justify;
}
.sec01 .link_btn {
  width: 330px;
  max-width: 100%;
  margin: auto auto 0;
}
.sec01 .link_btn a {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 10px 0;
  box-sizing: border-box;
  background: #57a200;
  font-size: 20px;
  letter-spacing: 0.2em;
  color: #fff;
  text-align: center;
}
.sec01 .link_btn a:before {
  content: "";
  position: absolute;
  right: 15px;
  top: 0;
  bottom: 0;
  margin: auto 0;
  width: 29px;
  height: 13px;
  background: url(../images02/about/arrow.png) center/contain no-repeat;
}
@media screen and (max-width: 1280px) and (min-width: 767px) {
  .sec01 .item_image img {
    height: 18.7vw;
  }
  .sec01 .item_image.grey {
    height: 18.7vw;
  }
  .sec01 .item_title {
    font-size: 17px;
    letter-spacing: 0.1em;
  }
  .sec01 .link_btn a {
    padding: 10px 0 10px 10px;
    font-size: 1.6vw;
    text-align: left;
  }
  .sec01 .link_btn a:before {
    right: 10px;
    width: 2.6vw;
    height: 1.1vw;
  }
}
@media screen and (max-width: 767px) {
  .sec01 {
    padding: 13.8vw 5.5vw;
    box-sizing: border-box;
  }
  .sec01 .sec_title {
    margin-bottom: 13.8vw;
    font-family: "noto serif jp", serif;
    font-size: 5.5vw;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-align: center;
  }
  .sec01 .list {
    display: block;
    width: 1280px;
    max-width: 100%;
    margin: 0 auto;
  }
  .sec01 .item {
    display: block;
    width: 100%;
    max-width: 100%;
    padding: 2.7vw 5.5vw 5.5vw;
    margin: 0;
    box-sizing: border-box;
    background: rgba(225, 212, 190, 0.3);
  }
  .sec01 .item:nth-child(-n+6) {
    margin-bottom: 8vw;
  }
  .sec01 .item_image {
    width: 100%;
    margin-bottom: 5.5vw;
    text-align: center;
  }
  .sec01 .item_image img {
    width: 100%;
    height: auto;
    -o-object-fit: cover;
       object-fit: cover;
  }
  .sec01 .item_image.grey {
    width: 100%;
    max-width: 100%;
    height: 47.2vw;
    margin: 0 auto 5.5vw;
    background: #ccc;
  }
  .sec01 .item_title {
    margin-bottom: 5.5vw;
    font-family: "noto serif jp", serif;
    font-size: 4.8vw;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: #543b14;
    text-align: center;
  }
  .sec01 .item_text {
    margin-bottom: 8vw;
    font-size: 4.4vw;
    letter-spacing: 0.1em;
    line-height: 2;
  }
  .sec01 .link_btn {
    width: 100%;
    max-width: 100%;
    margin: auto auto 0;
  }
  .sec01 .link_btn a {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    padding: 2.7vw 0;
    box-sizing: border-box;
    background: #57a200;
    font-size: 4vw;
    letter-spacing: 0.2em;
    color: #fff;
    text-align: center;
  }
  .sec01 .link_btn a:before {
    content: "";
    position: absolute;
    right: 4vw;
    top: 0;
    bottom: 0;
    margin: auto 0;
    width: 7.7vw;
    height: 3.4vw;
    background: url(../images02/about/arrow.png) center/contain no-repeat;
  }
}

.sec02 {
  margin-bottom: 100px;
}
.sec02 .cont {
  display: flex;
  justify-content: center;
  align-items: center;
}
.sec02 .cont_image {
  max-width: 50%;
}
.sec02 .cont:nth-child(2n-1) .textbox {
  margin-right: 30px;
}
.sec02 .cont:nth-child(2n) {
  flex-direction: row-reverse;
}
.sec02 .cont:nth-child(2n) .cont_image {
  margin-right: 30px;
}
.sec02 .cont:not(:last-of-type) {
  margin-bottom: 30px;
}
.sec02 .textbox {
  max-width: 48%;
}
.sec02 .cont_num {
  margin-bottom: 30px;
}
.sec02 .cont_text {
  font-family: "noto serif jp", serif;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: 0.2em;
}
@media screen and (max-width: 1000px) and (min-width: 767px) {
  .sec02 .cont_text {
    font-size: 2.6vw;
  }
  .sec02 .cont_text .pc {
    display: none;
  }
}
@media screen and (max-width: 767px) {
  .sec02 {
    margin-bottom: 13.8vw;
  }
  .sec02 .cont {
    display: block;
  }
  .sec02 .cont_image {
    width: 100%;
    max-width: 100%;
    margin-bottom: 5.5vw;
  }
  .sec02 .cont_image img {
    width: 100%;
  }
  .sec02 .cont:nth-child(2n-1) .textbox {
    margin-right: 0;
  }
  .sec02 .cont:nth-child(2n) {
    flex-direction: row-reverse;
  }
  .sec02 .cont:nth-child(2n) .cont_image {
    margin-right: 0;
  }
  .sec02 .cont:not(:last-of-type) {
    margin-bottom: 13.8vw;
  }
  .sec02 .textbox {
    max-width: 100%;
  }
  .sec02 .cont_num {
    width: 20vw;
    margin-bottom: 5.5vw;
  }
  .sec02 .cont_num img {
    width: 100%;
  }
  .sec02 .cont_text {
    font-family: "noto serif jp", serif;
    font-size: 4.8vw;
    font-weight: 600;
    letter-spacing: 0.2em;
  }
}/*# sourceMappingURL=about01.css.map */