.main_image {
  position: relative;
  height: 500px;
  padding-top: 200px;
  box-sizing: border-box;
  background: url(/images01/perio/perio_key.webp) center top/cover no-repeat;
  overflow: hidden;
}
.main_image .inner {
  width: 1000px;
  max-width: 100%;
  padding: 0 20px;
  margin: 0 auto;
  box-sizing: border-box;
}
.main_image .text {
  position: relative;
  z-index: 2;
  padding-left: 120px;
  font-size: 48px;
  letter-spacing: 0.2em;
  color: #fff;
  text-shadow: 0 0 5px rgba(155, 152, 152, 0.71);
}
.main_image .text:before {
  content: "";
  position: absolute;
  left: 0;
  top: -10px;
  width: 112px;
  height: 113px;
  background: url(/images01/common/key_logo.webp) center/contain no-repeat;
}
.main_image .text:after {
  content: "";
  position: absolute;
  left: 120px;
  bottom: -20px;
  width: 96px;
  height: 11px;
  background: url(/images01/common/key_text_medical.webp) center/contain no-repeat;
}
.main_image .kazari01 {
  position: absolute;
  left: -10px;
  top: -10px;
  width: 586px;
  height: 358px;
  background: url(../images01/common/key_kazari01.webp) center/contain no-repeat;
}
.main_image .kazari02 {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 563px;
  height: 251px;
  background: url(../images01/common/key_kazari02.webp) left bottom/contain no-repeat;
}
.main_image .kazari03 {
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 301px;
  height: 270px;
  background: url(../images01/common/key_kazari03.webp) right bottom/contain no-repeat;
}
@media screen and (max-width: 767px) {
  .main_image {
    position: relative;
    height: 80vw;
    padding-top: 45.3vw;
    box-sizing: border-box;
    background: url(/images01/perio/perio_key.webp) right 40% top/cover no-repeat;
    overflow: hidden;
  }
  .main_image .inner {
    padding: 0 2.7vw;
  }
  .main_image .text {
    padding-left: 18.6vw;
    font-size: 5.8vw;
  }
  .main_image .text:before {
    left: 0;
    top: -2.7vw;
    width: 21.3vw;
    height: 21.3vw;
    background: url(/images01/common/key_logo.webp) center/contain no-repeat;
  }
  .main_image .text:after {
    left: 18.6vw;
    bottom: -5.5vw;
    width: 25.6vw;
    height: 2.9vw;
    background: url(/images01/common/key_text_medical.webp) center/contain no-repeat;
  }
  .main_image .kazari01 {
    position: absolute;
    left: -2.7vw;
    top: -2.7vw;
    width: 80vw;
    height: 48.8vw;
    background: url(../images01/common/key_kazari01.webp) center/contain no-repeat;
  }
  .main_image .kazari02 {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80vw;
    height: 25.8vw;
    background: url(../images01/common/key_kazari02.webp) left bottom/contain no-repeat;
  }
  .main_image .kazari03 {
    position: absolute;
    right: -2.7vw;
    bottom: -2.7vw;
    width: 40vw;
    height: 93.3vw;
    background: url(../images01/common/key_kazari03.webp) right bottom/contain no-repeat;
  }
}

.lead_sec {
  padding: 100px 20px;
}
.lead_sec .sec_title {
  margin-bottom: 50px;
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: #673606;
  text-align: center;
}
.lead_sec .sec_text {
  width: 800px;
  max-width: 100%;
  margin: 0 auto 80px;
}
.lead_sec .cont {
  width: 1170px;
  max-width: 100%;
  padding: 50px 20px;
  margin: 0 auto;
  box-sizing: border-box;
  background: #f6f0e7;
}
.lead_sec .cont_title {
  width: 870px;
  max-width: 100%;
  padding-bottom: 15px;
  border-bottom: 1px solid #333;
  margin: 0 auto 30px;
  font-size: 25px;
  letter-spacing: 0.1em;
  text-align: center;
}
.lead_sec .list {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}
.lead_sec .item {
  max-width: 40%;
}
.lead_sec .item:nth-of-type(1) {
  margin-right: 50px;
}
.lead_sec .item_name {
  position: relative;
  width: 340px;
  max-width: 100%;
  padding: 20px;
  margin: 0 auto 40px;
  box-sizing: border-box;
  background: #fff;
  font-size: 18px;
  letter-spacing: 0.1em;
  color: #4d4d4d;
  text-align: center;
}
.lead_sec .item_name:before {
  content: "";
  position: absolute;
  left: 30px;
  bottom: -30px;
  border-top: 15px solid #fff;
  border-bottom: 15px solid transparent;
  border-left: 15px solid transparent;
  border-right: 15px solid transparent;
}
.lead_sec .cont_text {
  font-size: 14px;
  letter-spacing: 0.1em;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .lead_sec {
    padding: 8vw 5.5vw;
  }
  .lead_sec .sec_title {
    margin-bottom: 8vw;
    font-size: 5.5vw;
    letter-spacing: 0.2em;
    color: #673606;
    text-align: center;
  }
  .lead_sec .sec_text {
    width: 800px;
    max-width: 100%;
    margin: 0 auto 13.8vw;
  }
  .lead_sec .cont {
    padding: 8vw 5.5vw;
  }
  .lead_sec .cont_title {
    padding-bottom: 4vw;
    margin: 0 auto 5.5vw;
    font-size: 4.8vw;
  }
  .lead_sec .list {
    display: block;
    margin-bottom: 5.5vw;
  }
  .lead_sec .item {
    max-width: 100%;
  }
  .lead_sec .item .item_figure {
    width: 100%;
    margin: 0 auto;
  }
  .lead_sec .item .item_figure img {
    width: 100%;
  }
  .lead_sec .item:nth-of-type(1) {
    margin-right: 0;
    margin-bottom: 13.8vw;
  }
  .lead_sec .item:nth-of-type(1) .item_figure {
    width: 80%;
    margin: 0 auto;
  }
  .lead_sec .item:nth-of-type(1) .item_figure img {
    width: 100%;
  }
  .lead_sec .item_name {
    width: 100%;
    padding: 4vw;
    margin: 0 auto 8vw;
    box-sizing: border-box;
    background: #fff;
    font-size: 4.4vw;
  }
  .lead_sec .item_name:before {
    content: "";
    position: absolute;
    left: 8vw;
    bottom: -8vw;
    border-top: 4vw solid #fff;
    border-bottom: 4vw solid transparent;
    border-left: 4vw solid transparent;
    border-right: 4vw solid transparent;
  }
  .lead_sec .cont_text {
    font-size: 3.7vw;
  }
}

.sec01 {
  padding-bottom: 100px;
}
.sec01 .flexbox {
  display: flex;
  justify-content: center;
  align-items: center;
}
.sec01 .textbox {
  width: 590px;
}
.sec01 .cont_header {
  display: flex;
  align-items: center;
  margin-bottom: 30px;
}
.sec01 .point_num {
  min-width: 68px;
  margin-right: 30px;
}
.sec01 .cont_title {
  font-size: 26px;
  letter-spacing: 0.1em;
  color: #4d4d4d;
}
.sec01 .cont:not(:last-of-type) {
  margin-bottom: 100px;
}
.sec01 .cont01 .textbox {
  margin-right: 30px;
}
.sec01 .cont01 .imagebox {
  position: relative;
}
.sec01 .cont01 .image_text {
  position: absolute;
  left: -10px;
  top: -30px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 255px;
  height: 255px;
  border-radius: 50%;
  background: rgba(101, 155, 183, 0.72);
  font-size: 24px;
  letter-spacing: 0.1em;
  color: #fff;
  text-align: center;
}
.sec01 .cont02 .flexbox {
  flex-direction: row-reverse;
  margin-bottom: 80px;
}
.sec01 .cont02 .cont_image {
  margin-right: 30px;
}
.sec01 .cont02 .box {
  position: relative;
  width: 1000px;
  max-width: 100%;
  padding: 80px 100px;
  margin: 0 auto;
  box-sizing: border-box;
  background: #f6f0e7;
}
.sec01 .cont02 .box:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -20px;
  width: 254px;
  height: 44px;
  margin: 0 auto;
  background: url(/images01/caries/text_check.webp) center/contain no-repeat;
}
.sec01 .cont02 .box:after {
  content: "";
  position: absolute;
  right: 30px;
  bottom: -20px;
  width: 83px;
  height: 218px;
  background: url(../images01/perio/sec01_illust.webp) center/contain no-repeat;
}
.sec01 .cont02 .box_leadtext {
  margin-bottom: 50px;
  font-size: 28px;
  letter-spacing: 0.1em;
  font-weight: 500;
  text-align: center;
}
.sec01 .cont02 .box_text {
  margin-bottom: 50px;
}
.sec01 .cont02 .list {
  display: flex;
  justify-content: center;
}
.sec01 .cont02 .item {
  width: 310px;
}
.sec01 .cont02 .item:nth-of-type(1) {
  margin-right: 80px;
}
.sec01 .cont02 .item_image {
  margin-bottom: 15px;
}
.sec01 .cont02 .item_leadtext {
  letter-spacing: 0.1em;
  text-align: center;
}
.sec01 .cont02 .item_title {
  margin-bottom: 15px;
  font-size: 24px;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec01 .cont03 .flexbox {
  margin-bottom: 80px;
}
.sec01 .cont03 .textbox {
  margin-right: 30px;
}
.sec01 .cont03 .box {
  position: relative;
  width: 1200px;
  max-width: 100%;
  padding: 50px 20px;
  margin: 0 auto;
  box-sizing: border-box;
  background: #f6f0e7;
}
.sec01 .cont03 .box:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -20px;
  width: 254px;
  height: 44px;
  margin: 0 auto;
  background: url(/images01/caries/text_check.webp) center/contain no-repeat;
}
.sec01 .cont03 .box_title {
  position: relative;
  width: 220px;
  padding-bottom: 15px;
  margin: 0 auto 50px;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec01 .cont03 .box_title:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 220px;
  height: 1px;
  background: url(/images01/perio/sec02_border.webp) center/contain no-repeat;
}
.sec01 .cont03 .item_title {
  margin-bottom: 20px;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec01 .cont03 .item_image {
  height: 222px;
  margin-bottom: 20px;
}
.sec01 .cont03 .item_image img {
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.sec01 .cont03 .item_text {
  letter-spacing: 0.1em;
  line-height: 2;
  text-align: justify;
}
.sec01 .cont03 .box_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.sec01 .cont03 .box_item {
  width: 340px;
  max-width: 30%;
}
.sec01 .cont03 .box_item:nth-child(-n+4) {
  margin-bottom: 50px;
}
.sec01 .cont03 .box_item:nth-of-type(1) {
  margin-right: 30px;
}
.sec01 .cont03 .box_item:nth-of-type(2) {
  margin-right: 30px;
}
.sec01 .cont03 .box_item:nth-of-type(4) {
  margin-right: 30px;
}
.sec01 .cont04 .flexbox {
  flex-direction: row-reverse;
}
.sec01 .cont04 .imagebox {
  position: relative;
  margin-right: 30px;
}
.sec01 .cont04 .image_text {
  position: absolute;
  left: 0;
  top: 90px;
}
@media screen and (max-width: 1100px) and (min-width: 768px) {
  .sec01 .cont01 .image_text {
    width: 200px;
    height: 200px;
    font-size: 20px;
  }
  .sec01 .cont02 .item_title {
    font-size: 20px;
  }
  .sec01 .cont02 .box:after {
    width: 60px;
  }
  .sec01 .cont03 .item_title {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 0;
    height: 60px;
    font-size: 20px;
  }
  .sec01 .cont03 .item_image {
    height: 17.8vw;
    margin-bottom: 20px;
  }
  .sec01 .cont03 .item_image img {
    height: 100%;
    -o-object-fit: cover;
       object-fit: cover;
  }
}
@media screen and (max-width: 767px) {
  .sec01 {
    padding-bottom: 13.8vw;
  }
  .sec01 .flexbox {
    margin-bottom: 13.8vw;
  }
  .sec01 .textbox {
    width: 100%;
  }
  .sec01 .cont_header {
    display: flex;
    align-items: center;
    margin-bottom: 2.7vw;
  }
  .sec01 .point_num {
    width: 10.6vw;
    min-width: 10.6vw;
    margin-right: 2.7vw;
  }
  .sec01 .point_num img {
    width: 100%;
    min-width: 8vw;
  }
  .sec01 .cont_title {
    font-size: 5.5vw;
  }
  .sec01 .cont:not(:last-of-type) {
    margin-bottom: 13.8vw;
  }
  .sec01 .cont_image {
    width: 100%;
    margin-bottom: 2.7vw;
  }
  .sec01 .cont_image img {
    width: 100%;
  }
  .sec01 .cont01 .textbox {
    margin-right: 0;
  }
  .sec01 .cont01 .image_text {
    left: -2.7vw;
    top: -1.3vw;
    width: 40vw;
    height: 40vw;
    font-size: 4vw;
  }
  .sec01 .cont02 .flexbox {
    margin-bottom: 13.8vw;
  }
  .sec01 .cont02 .cont_image {
    margin-right: 0;
  }
  .sec01 .cont02 .box {
    padding: 10.6vw 5.5vw;
  }
  .sec01 .cont02 .box:before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -2.7vw;
    width: 40vw;
    height: 6.9vw;
    margin: 0 auto;
    background: url(/images01/caries/text_check.webp) center/contain no-repeat;
  }
  .sec01 .cont02 .box:after {
    content: "";
    position: absolute;
    right: -1.3vw;
    bottom: -8vw;
    width: 10.5vw;
    height: 27.7vw;
    background: url(../images01/perio/sec01_illust.webp) center/contain no-repeat;
  }
  .sec01 .cont02 .box_leadtext {
    margin-bottom: 8vw;
    font-size: 5.5vw;
    letter-spacing: 0.1em;
    font-weight: 500;
    text-align: center;
  }
  .sec01 .cont02 .box_text {
    margin-bottom: 8vw;
  }
  .sec01 .cont02 .list {
    display: block;
  }
  .sec01 .cont02 .item {
    width: 100%;
  }
  .sec01 .cont02 .item:nth-of-type(1) {
    margin-right: 0;
    margin-bottom: 13.8vw;
  }
  .sec01 .cont02 .item_image {
    margin-bottom: 2.7vw;
  }
  .sec01 .cont02 .item_image img {
    width: 100%;
  }
  .sec01 .cont02 .item_leadtext {
    font-size: 4vw;
  }
  .sec01 .cont02 .item_title {
    margin-bottom: 4vw;
    font-size: 4.8vw;
  }
  .sec01 .cont03 .flexbox {
    margin-bottom: 13.8vw;
  }
  .sec01 .cont03 .textbox {
    margin-right: 0;
  }
  .sec01 .cont03 .box {
    padding: 10.6vw 5.5vw;
  }
  .sec01 .cont03 .box:before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -2.7vw;
    width: 40vw;
    height: 6.9vw;
    margin: 0 auto;
    background: url(/images01/caries/text_check.webp) center/contain no-repeat;
  }
  .sec01 .cont03 .box_title {
    width: 100%;
    padding-bottom: 4vw;
    margin-bottom: 8vw;
    font-size: 5.5vw;
  }
  .sec01 .cont03 .box_title:before {
    width: 55.5vw;
    margin: 0 auto;
  }
  .sec01 .cont03 .box_leadtext {
    margin-bottom: 8vw;
    font-size: 5.5vw;
    letter-spacing: 0.1em;
    font-weight: 500;
    text-align: center;
  }
  .sec01 .cont03 .box_text {
    margin-bottom: 8vw;
  }
  .sec01 .cont03 .box_list {
    display: block;
  }
  .sec01 .cont03 .box_item {
    width: 100%;
    max-width: 100%;
  }
  .sec01 .cont03 .box_item:not(:last-of-type) {
    margin-bottom: 13.8vw;
  }
  .sec01 .cont03 .box_item:nth-of-type(1) {
    margin-right: 0;
  }
  .sec01 .cont03 .box_item:nth-of-type(2) {
    margin-right: 0;
  }
  .sec01 .cont03 .box_item:nth-of-type(4) {
    margin-right: 0;
  }
  .sec01 .cont03 .item_image {
    height: auto;
    margin-bottom: 2.7vw;
  }
  .sec01 .cont03 .item_image img {
    width: 100%;
  }
  .sec01 .cont03 .item_title {
    margin-bottom: 4vw;
    font-size: 4.8vw;
  }
  .sec01 .cont04 .imagebox {
    margin-right: 0;
    margin-bottom: 27.7vw;
  }
  .sec01 .cont04 .image_text {
    position: absolute;
    left: 0;
    right: 0;
    top: 27.7vw;
    width: 80vw;
    margin: 0 auto;
  }
  .sec01 .cont04 .image_text img {
    width: 100%;
  }
}

.sec02 {
  padding-bottom: 100px;
}
.sec02 .sec_text {
  width: 840px;
  max-width: 100%;
  margin: 0 auto 80px;
}
.sec02 .cont_title {
  margin-bottom: 30px;
  font-size: 24px;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec02 .risk_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  width: 640px;
  margin: 0 auto 50px;
}
.sec02 .risk_item {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 137px;
  height: 137px;
  margin: 0 10px 20px;
  font-size: 18px;
  letter-spacing: 0.2em;
  color: #fff;
  text-align: center;
}
.sec02 .risk_item:nth-child(2n-1) {
  background: url(/images01/perio/sec03_circle01.webp) center/contain no-repeat;
}
.sec02 .risk_item:nth-child(2n) {
  background: url(/images01/perio/sec03_circle02.webp) center/contain no-repeat;
}
.sec02 .cont_text {
  width: 700px;
  max-width: 100%;
  margin: 0 auto 80px;
}
.sec02 .check_box {
  position: relative;
  width: 1100px;
  max-width: 100%;
  padding: 50px 150px;
  margin: 0 auto;
  box-sizing: border-box;
  background: #f6f0e7;
}
.sec02 .check_box:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -20px;
  width: 317px;
  height: 32px;
  margin: 0 auto;
  background: url(/images01/denture/text_checklist.webp) center/contain no-repeat;
}
.sec02 .check_title {
  margin-bottom: 50px;
  font-size: 24px;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec02 .check_list {
  display: flex;
  flex-wrap: wrap;
}
.sec02 .check_item {
  position: relative;
  width: 48%;
  padding-left: 3em;
  box-sizing: border-box;
  font-size: 18px;
  letter-spacing: 0.2em;
}
.sec02 .check_item {
  margin-bottom: 50px;
}
.sec02 .check_item:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 28px;
  background: url(/images01/perio/sec03_check.webp) center/contain no-repeat;
}
.sec02 .check_text {
  font-size: 24px;
  letter-spacing: 0.1em;
  text-align: center;
  color: #4d4d4d;
}
@media screen and (max-width: 767px) {
  .sec02 {
    padding-bottom: 13.8vw;
  }
  .sec02 .sec_text {
    margin: 0 auto 13.8vw;
  }
  .sec02 .cont_title {
    margin-bottom: 5.5vw;
    font-size: 5.5vw;
  }
  .sec02 .risk_list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    margin: 0 auto;
  }
  .sec02 .risk_item {
    width: 24vw;
    height: 24vw;
    margin: 0 2vw 2vw;
    font-size: 3.4vw;
  }
  .sec02 .risk_item:nth-child(2n-1) {
    background: url(/images01/perio/sec03_circle01.webp) center/contain no-repeat;
  }
  .sec02 .risk_item:nth-child(2n) {
    background: url(/images01/perio/sec03_circle02.webp) center/contain no-repeat;
  }
  .sec02 .cont_text {
    width: 100%;
    margin: 0 auto 13.8vw;
  }
  .sec02 .check_box {
    padding: 10.6vw 5.5vw 8vw;
    margin: 0 auto;
  }
  .sec02 .check_box:before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -2.7vw;
    width: 55.5vw;
    height: 5.6vw;
    margin: 0 auto;
    background: url(/images01/denture/text_checklist.webp) center/contain no-repeat;
  }
  .sec02 .check_title {
    margin-bottom: 8vw;
    font-size: 4.8vw;
    letter-spacing: 0.1em;
    text-align: center;
  }
  .sec02 .check_list {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 5.5vw;
  }
  .sec02 .check_item {
    position: relative;
    width: 100%;
    padding-left: 2.5em;
    box-sizing: border-box;
    font-size: 4vw;
    letter-spacing: 0.2em;
  }
  .sec02 .check_item {
    margin-bottom: 5.5vw;
  }
  .sec02 .check_item:before {
    width: 5.5vw;
    height: 4.9vw;
  }
  .sec02 .check_text {
    font-size: 4.4vw;
  }
}

.sec03 {
  padding-bottom: 100px;
}
.sec03 .list {
  display: flex;
  justify-content: center;
}
.sec03 .item {
  width: 280px;
}
.sec03 .item:not(:last-of-type) {
  margin-right: 30px;
}
.sec03 .item_tilte {
  margin-bottom: 20px;
  font-size: 20px;
  letter-spacing: 0.1em;
  text-align: center;
}
.sec03 .item_image {
  margin-bottom: 20px;
}
@media screen and (max-width: 767px) {
  .sec03 {
    padding-bottom: 13.8vw;
  }
  .sec03 .list {
    display: block;
  }
  .sec03 .item {
    width: 100%;
  }
  .sec03 .item:not(:last-of-type) {
    margin-right: 0;
    margin-bottom: 13.8vw;
  }
  .sec03 .item_tilte {
    margin-bottom: 2.7vw;
    font-size: 5.5vw;
  }
  .sec03 .item_image {
    width: 60vw;
    margin: 0 auto 2.7vw;
  }
  .sec03 .item_image img {
    width: 100%;
  }
}

.sec04 {
  padding-bottom: 150px;
}
.sec04 .flexbox {
  display: flex;
  flex-direction: row-reverse;
  justify-content: center;
  align-items: center;
  margin-bottom: 50px;
}
.sec04 .sec_text {
  width: 520px;
  margin-right: 30px;
}
.sec04 .link_btn {
  width: 310px;
  margin: 0 auto;
  background: #fff;
}
.sec04 .link_btn a {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 10px 0 10px 15px;
  border-radius: 30px;
  box-sizing: border-box;
  background: #ec7980;
  font-size: 16px;
  letter-spacing: 0.05em;
  color: #fff;
}
.sec04 .link_btn a:before {
  content: "";
  position: absolute;
  right: 15px;
  top: 0;
  bottom: 0;
  width: 16px;
  height: 10px;
  margin: auto 0;
  background: url(/images01/about/arrow.webp) center/contain no-repeat;
}
@media screen and (max-width: 767px) {
  .sec04 {
    padding-bottom: 13.8vw;
  }
  .sec04 .flexbox {
    display: block;
    margin-bottom: 8vw;
  }
  .sec04 .sec_image {
    width: 100%;
    margin-bottom: 2.7vw;
  }
  .sec04 .sec_image img {
    width: 100%;
  }
  .sec04 .sec_text {
    width: 100%;
    margin-right: 0;
  }
  .sec04 .link_btn {
    width: 80vw;
  }
  .sec04 .link_btn a {
    padding: 2.7vw 0;
    font-size: 4vw;
    text-align: center;
  }
  .sec04 .link_btn a:before {
    right: 2.7vw;
    width: 4.4vw;
    height: 2.7vw;
  }
}/*# sourceMappingURL=perio.css.map */