@charset "UTF-8";
.main_image {
  position: relative;
  min-width: 100%;
  height: 491px;
  box-sizing: border-box;
  overflow: hidden;
}
.main_image .inner {
  width: 1025px;
  max-width: 100%;
  padding: 0 0 0 35px;
  margin: 0 0 auto;
  box-sizing: border-box;
}
.main_image .text {
  position: relative;
  z-index: 5;
  font-size: 24px;
  letter-spacing: 0.2em;
  text-align: left;
  color: #fff;
  font-weight: bold;
}
.main_image .subtext {
  color: #fff;
  font-size: 50px;
  opacity: 70%;
  text-align: left;
  font-weight: bold;
  letter-spacing: 0.2em;
  line-height: 1.1;
}
@media screen and (max-width: 768px) {
  .main_image {
    position: relative;
    width: initial;
    height: 80vw;
    padding-top: 45.3vw;
    box-sizing: border-box;
    background: url(/images/) right 40% top/cover no-repeat;
    overflow: hidden;
  }
  .main_image .inner {
    padding: 0 2.7vw;
  }
  .main_image .text {
    text-align: left;
    font-size: 5.8vw;
    padding-left: initial;
  }
  .main_image .subtext {
    color: #fff;
    font-size: 10vw;
    opacity: 70%;
    text-align: left;
    font-weight: bold;
    letter-spacing: 0.2em;
    line-height: 1.1;
  }
}

@media screen and (max-width: 768px) {
  .lead_sec {
    margin-bottom: 13.8vw;
  }
}

.sec01 {
  margin-bottom: 185px;
}
.sec01 .first_box {
  margin-bottom: 115px;
}
.sec01 .first_box .flexbox {
  -moz-column-gap: 55px;
       column-gap: 55px;
  align-items: flex-start;
}
.sec01 .first_box .flexbox .imagebox {
  width: 100%;
}
.sec01 .first_box .flexbox .textbox {
  width: 100%;
}
.sec01 .first_box .flexbox .textbox .box_text {
  margin-bottom: 65px;
}
.sec01 .first_box .flexbox .textbox .bottom_box .bottom_title {
  font-size: 24px;
  font-weight: bold;
  font-family: serif;
  text-align: center;
  padding-bottom: 10px;
  margin-bottom: 30px;
  border-bottom: 1px solid #191E20;
}
.sec01 .first_box .flexbox .textbox .bottom_box .flexbox .cover {
  width: 164px;
  height: 164px;
  background-color: #4E89BD;
  border-radius: 50%;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  display: flex;
}
.sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .up_text {
  color: #fff;
  text-align: center;
  font-size: 29px;
  font-weight: bold;
}
.sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .bottom_text .big {
  color: #fff;
  font-size: 34px;
  font-weight: bold;
  font-family: serif;
}
.sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .bottom_text .small {
  font-size: 24px;
  font-weight: bold;
  color: #fff;
  font-family: serif;
}
.sec01 .first_box .flexbox .textbox .bottom_box .flexbox .c02 {
  background-color: #81B5AD;
}
.sec01 .second_box {
  margin-bottom: 140px;
}
.sec01 .second_box .textbox .box_title {
  text-align: center;
  font-weight: bold;
  font-size: 24px;
  font-family: serif;
  padding-bottom: 30px;
  margin-bottom: 45px;
  border-bottom: 2px dashed #397CB6;
}
.sec01 .second_box .textbox .box_title .blue {
  color: #397CB6;
  font-weight: bold;
}
.sec01 .second_box .textbox .box_text {
  width: 84%;
  margin: 0 auto 70px;
}
.sec01 .second_box .middle_box .box {
  margin-bottom: 55px;
  position: relative;
}
.sec01 .second_box .middle_box .box .blue_box {
  background-color: #E4F2F5;
  padding: 35px;
  border-radius: 20px;
  width: 938px;
  margin: 0 auto;
  position: relative;
}
.sec01 .second_box .middle_box .box .blue_box::before {
  content: "";
  position: absolute;
  width: 164px;
  height: 142px;
  left: 190px;
  bottom: 10px;
  background: url(/images/prevention/sec01_2.webp) center/contain no-repeat;
}
.sec01 .second_box .middle_box .box .gray_box {
  position: absolute;
  bottom: 12px;
  right: 130px;
  background-color: #E5EAED;
  padding: 15px 35px;
  width: 542px;
  border-radius: 20px;
}
.sec01 .second_box .middle_box .box .w_box {
  position: absolute;
  bottom: 31px;
  right: 150px;
  background-color: #fff;
  padding: 10px 35px 60px;
  width: 180px;
  border-radius: 20px;
}
.sec01 .second_box .middle_box .box .honsuu {
  font-size: 28px;
  color: #305A7E;
  font-family: serif;
  font-weight: bold;
  margin-bottom: 25px;
}
.sec01 .second_box .middle_box .box .honsuu02 {
  margin-bottom: 5px;
  position: relative;
}
.sec01 .second_box .middle_box .box .honsuu02::before {
  content: "";
  position: absolute;
  width: 93px;
  height: 85px;
  left: 200px;
  bottom: -190px;
  background: url(/images/prevention/renkon.webp) center/contain no-repeat;
}
.sec01 .second_box .middle_box .box .honsuu03 {
  margin-bottom: 10px;
  position: relative;
}
.sec01 .second_box .middle_box .box .honsuu03::before {
  content: "";
  position: absolute;
  width: 57px;
  height: 72px;
  left: 155px;
  bottom: -170px;
  background: url(/images/prevention/sec01_3.webp) center/contain no-repeat;
}
.sec01 .second_box .middle_box .box .food {
  font-size: 18px;
  color: #305A7E;
  position: relative;
  font-weight: bold;
  padding-left: 50px;
}
.sec01 .second_box .middle_box .box .food::before {
  content: "〇";
  position: absolute;
  color: #305A7E;
  font-weight: bold;
  font-size: 26px;
  left: 10px;
  bottom: 50%;
  transform: translateY(50%);
}
.sec01 .third_box .middle_text {
  font-size: 24px;
  font-weight: bold;
  font-family: serif;
  text-align: center;
  margin-bottom: 60px;
}
.sec01 .third_box .middle_text .blue {
  color: #397CB6;
  font-weight: bold;
}
.sec01 .third_box .flexbox {
  -moz-column-gap: 107px;
       column-gap: 107px;
  align-items: flex-start;
}
.sec01 .third_box .flexbox .imagebox {
  width: 95%;
  position: relative;
}
.sec01 .third_box .flexbox .imagebox .gridbox {
  position: absolute;
  bottom: -30px;
  left: -20px;
  grid-template-columns: repeat(3, 1fr);
  -moz-column-gap: 25px;
       column-gap: 25px;
  row-gap: 20px;
}
.sec01 .third_box .flexbox .imagebox .gridbox .box {
  color: #fff;
  font-size: 21px;
  font-weight: bold;
  text-align: center;
  padding: 10px;
  background-color: rgba(57, 124, 182, 0.8);
}
.sec01 .third_box .flexbox .textbox {
  width: 100%;
}
.sec01 .third_box .flexbox .textbox .box_title {
  font-weight: bold;
  font-size: 24px;
  font-family: serif;
  margin-bottom: 30px;
}
.sec01 .third_box .flexbox .textbox .box_title .blue {
  font-weight: bold;
  color: #397CB6;
}
@media screen and (max-width: 768px) {
  .sec01 {
    margin-bottom: 13.8vw;
  }
  .sec01 .first_box {
    margin-bottom: 13.8vw;
  }
  .sec01 .first_box .flexbox {
    -moz-column-gap: 0;
         column-gap: 0;
    flex-direction: column-reverse;
    align-items: flex-start;
  }
  .sec01 .first_box .flexbox .imagebox {
    width: 100%;
  }
  .sec01 .first_box .flexbox .textbox {
    width: 100%;
  }
  .sec01 .first_box .flexbox .textbox .box_text {
    margin-bottom: 10vw;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .bottom_title {
    font-size: 5vw;
    font-weight: bold;
    font-family: serif;
    text-align: center;
    padding-bottom: 3vw;
    margin-bottom: 5vw;
    border-bottom: 1px solid #191E20;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox {
    flex-direction: row;
    -moz-column-gap: 5vw;
         column-gap: 5vw;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox .cover {
    width: 35vw;
    height: 35vw;
    background-color: #4E89BD;
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    display: flex;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .up_text {
    color: #fff;
    text-align: center;
    font-size: 4.5vw;
    font-weight: bold;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .bottom_text .big {
    color: #fff;
    font-size: 5vw;
    font-weight: bold;
    font-family: serif;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox .circle .bottom_text .small {
    font-size: 4vw;
    font-weight: bold;
    color: #fff;
    font-family: serif;
  }
  .sec01 .first_box .flexbox .textbox .bottom_box .flexbox .c02 {
    background-color: #81B5AD;
  }
  .sec01 .second_box {
    margin-bottom: 13.8vw;
  }
  .sec01 .second_box .textbox {
    margin-bottom: 10vw;
  }
  .sec01 .second_box .textbox .box_title {
    text-align: center;
    font-weight: bold;
    font-size: 5vw;
    font-family: serif;
    padding-bottom: 3vw;
    margin-bottom: 4vw;
    border-bottom: 2px dashed #397CB6;
  }
  .sec01 .second_box .textbox .box_text {
    width: 100%;
    margin: 0 auto;
  }
  .sec01 .second_box .middle_box .box {
    margin-bottom: 13.8vw;
    position: relative;
  }
  .sec01 .second_box .middle_box .box .blue_box {
    background-color: #E4F2F5;
    padding: 5vw 5vw 145vw;
    border-radius: 20px;
    width: initial;
    margin: 0 auto;
    position: relative;
  }
  .sec01 .second_box .middle_box .box .blue_box::before {
    content: "";
    position: absolute;
    width: 35vw;
    height: 31vw;
    left: initial;
    right: 5vw;
    top: 20vw;
    bottom: initial;
    background: url(/images/prevention/sec01_2.webp) center/contain no-repeat;
  }
  .sec01 .second_box .middle_box .box .gray_box {
    position: absolute;
    bottom: initial;
    top: 60vw;
    right: 4vw;
    background-color: #E5EAED;
    padding: 5vw 5vw 65vw;
    width: 80%;
    border-radius: 20px;
  }
  .sec01 .second_box .middle_box .box .w_box {
    position: absolute;
    bottom: initial;
    top: 125vw;
    right: 8.5vw;
    background-color: #fff;
    padding: 5vw;
    width: 70%;
    border-radius: 20px;
  }
  .sec01 .second_box .middle_box .box .honsuu {
    font-size: 4.8vw;
    color: #305A7E;
    font-family: serif;
    font-weight: bold;
    margin-bottom: 3vw;
  }
  .sec01 .second_box .middle_box .box .honsuu02 {
    margin-bottom: 2vw;
    position: relative;
  }
  .sec01 .second_box .middle_box .box .honsuu02::before {
    content: "";
    position: absolute;
    width: 26vw;
    height: 24vw;
    left: initial;
    right: 0;
    bottom: -40vw;
    background: url(/images/prevention/renkon.webp) center/contain no-repeat;
  }
  .sec01 .second_box .middle_box .box .honsuu03 {
    margin-bottom: 10px;
    position: relative;
  }
  .sec01 .second_box .middle_box .box .honsuu03::before {
    content: "";
    position: absolute;
    width: 18vw;
    height: 23vw;
    left: initial;
    right: 0;
    bottom: -29vw;
    background: url(/images/prevention/sec01_3.webp) center/contain no-repeat;
  }
  .sec01 .second_box .middle_box .box .food {
    font-size: 4vw;
    color: #305A7E;
    position: relative;
    font-weight: bold;
    padding-left: 5vw;
  }
  .sec01 .second_box .middle_box .box .food::before {
    content: "〇";
    position: absolute;
    color: #305A7E;
    font-weight: bold;
    font-size: 6vw;
    left: -2vw;
    bottom: 50%;
    transform: translateY(50%);
  }
  .sec01 .third_box .middle_text {
    margin-bottom: 5vw;
    font-size: 5vw;
    font-weight: bold;
    font-family: serif;
    text-align: center;
  }
  .sec01 .third_box .middle_text .blue {
    color: #397CB6;
    font-weight: bold;
  }
  .sec01 .third_box .flexbox {
    -moz-column-gap: 0;
         column-gap: 0;
    flex-direction: column-reverse;
    align-items: flex-start;
  }
  .sec01 .third_box .flexbox .imagebox {
    width: 100%;
    margin-bottom: 7vw;
    position: relative;
  }
  .sec01 .third_box .flexbox .imagebox .gridbox {
    position: absolute;
    bottom: -5vw;
    left: -3vw;
    grid-template-columns: repeat(3, 1fr);
    -moz-column-gap: 2vw;
         column-gap: 2vw;
    row-gap: 2vw;
  }
  .sec01 .third_box .flexbox .imagebox .gridbox .box {
    color: #fff;
    font-size: 4vw;
    font-weight: bold;
    text-align: center;
    padding: 10px;
    background-color: rgba(57, 124, 182, 0.8);
  }
  .sec01 .third_box .flexbox .textbox {
    width: 100%;
  }
  .sec01 .third_box .flexbox .textbox .box_title {
    font-weight: bold;
    font-size: 5vw;
    font-family: serif;
    margin-bottom: 5vw;
  }
  .sec01 .third_box .flexbox .textbox .box_title .blue {
    font-weight: bold;
    color: #397CB6;
  }
}

.sec02 {
  margin-bottom: 180px;
}
.sec02 .num_box .flexbox .image01 {
  width: 100%;
  margin-bottom: 20px;
}
.sec02 .box02 {
  background-color: #D5E3ED;
  border-radius: 20px;
  padding: 50px 60px;
  margin-bottom: 90px;
}
.sec02 .box02 .box02_subtitle {
  text-align: center;
  color: #397CB6;
  font-size: 21px;
}
.sec02 .box02 .box02_title {
  font-size: 24px;
  font-weight: bold;
  font-family: serif;
  text-align: center;
  margin-bottom: 35px;
}
.sec02 .box02 .box02_title .blue {
  font-weight: bold;
  color: #397CB6;
}
.sec02 .box02 .gridbox {
  grid-template-columns: repeat(3, 1fr);
  -moz-column-gap: 60px;
       column-gap: 60px;
}
.sec02 .box02 .gridbox .box {
  width: 327px;
}
.sec02 .box02 .gridbox .box .imagebox {
  margin-bottom: 10px;
}
.sec02 .box02 .gridbox .box .textbox .box_title {
  font-size: 21px;
  color: #397CB6;
  font-weight: bold;
  text-align: center;
  line-height: 1.5;
  margin-bottom: 10px;
}
.sec02 .box02 .gridbox .box .about_btn {
  color: #397CB6;
  font-family: initial;
  margin-top: 40px;
}
.sec02 .box02 .gridbox .box .about_btn::before {
  display: none;
}
.sec02 .imagebox {
  position: relative;
}
.sec02 .imagebox .float_img .circle {
  position: absolute;
  bottom: 10px;
  left: 10px;
  width: 207px;
  height: 207px;
  background-color: #B492AD;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.sec02 .imagebox .float_img .circle .small {
  font-size: 18px;
  font-weight: bold;
  color: #fff;
  text-align: center;
}
.sec02 .imagebox .float_img .circle .big {
  text-align: center;
  font-size: 24px;
  font-family: serif;
  font-weight: bold;
  color: #fff;
}
.sec02 .imagebox .float_img .circle02 {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 199px;
  height: 199px;
  background-color: #B492AD;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.sec02 .imagebox .float_img .circle02 .kit {
  color: #fff;
  font-weight: bold;
  font-size: 18px;
  margin-top: 80px;
  position: relative;
}
.sec02 .imagebox .float_img .circle02 .kit::before {
  position: absolute;
  content: "";
  width: 237px;
  height: 139px;
  bottom: 30px;
  left: -60px;
  background: url(/images/prevention/sec02_7.webp) center/contain no-repeat;
}
@media screen and (max-width: 768px) {
  .sec02 {
    margin-bottom: 13.8vw;
  }
  .sec02 .num_box .flexbox .image02 {
    position: relative;
  }
  .sec02 .num_box .flexbox .image02::before {
    content: "";
    position: absolute;
    width: 30vw;
    height: 32vw;
    left: 5vw;
    bottom: 0;
    z-index: 1;
    background: url(/images/perio/orcore.webp) center/contain no-repeat;
  }
  .sec02 .num_box .flexbox .image02 .img_text {
    position: absolute;
    bottom: 0;
    right: 50%;
    transform: translateX(50%);
    background-color: rgba(57, 124, 182, 0.8);
    height: 19vw;
    width: 89%;
    max-width: 100%;
    color: #fff;
    font-size: 4.8vw;
    font-weight: bold;
    font-family: serif;
    line-height: 1.5;
    padding-right: 5vw;
    padding-left: 5vw;
    padding-top: 3vw;
    text-align: right;
  }
  .sec02 .num_box .flexbox .image02 .img_text .small {
    font-size: 4vw;
    font-weight: bold;
  }
  .sec02 .bottom_box .bottom_title {
    font-size: 5vw;
    margin-bottom: 5vw;
  }
  .sec02 .bottom_box .flexbox {
    flex-direction: column-reverse;
    margin-bottom: 10vw;
    -moz-column-gap: 0;
         column-gap: 0;
  }
  .sec02 .bottom_box .flexbox .textbox {
    width: 100%;
  }
  .sec02 .bottom_box .flexbox .textbox .box_title {
    font-size: 4.5vw;
    font-weight: bold;
    color: #4E89BD;
    padding-left: 8vw;
    position: relative;
    margin-bottom: 1vw;
  }
  .sec02 .bottom_box .flexbox .textbox .box_title::before {
    position: absolute;
    content: "●";
    font-size: 4.5vw;
    color: #4E89BD;
    left: 0;
    bottom: 50%;
    transform: translateY(50%);
  }
  .sec02 .bottom_box .flexbox .imagebox {
    width: 100%;
  }
  .sec02 .box02 {
    background-color: #fff;
    padding: 10vw 5vw;
    margin-bottom: 10vw;
  }
  .sec02 .box02 .box02_subtitle {
    font-size: 4.5vw;
  }
  .sec02 .box02 .box02_title {
    font-size: 5vw;
    font-weight: bold;
    font-family: serif;
    text-align: center;
  }
  .sec02 .box02 .box02_title .blue {
    font-weight: bold;
    color: #397CB6;
  }
  .sec02 .box02 .gridbox {
    grid-template-columns: repeat(1, 1fr);
    -moz-column-gap: 0;
         column-gap: 0;
    row-gap: 15vw;
  }
  .sec02 .box02 .gridbox .box {
    width: 100%;
  }
  .sec02 .box02 .gridbox .box .imagebox {
    margin-bottom: 3vw;
  }
  .sec02 .box02 .gridbox .box .textbox .box_title {
    font-size: 4.5vw;
    color: #397CB6;
    font-weight: bold;
    text-align: center;
    line-height: 1.5;
    margin-bottom: 3vw;
  }
  .sec02 .box02 .gridbox .box .about_btn {
    color: #397CB6;
    font-family: initial;
    margin-top: 5vw;
  }
  .sec02 .box02 .gridbox .box .about_btn::before {
    display: none;
  }
  .sec02 .imagebox {
    position: relative;
  }
  .sec02 .imagebox .float_img .circle {
    position: absolute;
    bottom: 1vw;
    left: 1vw;
    width: 42vw;
    height: 42vw;
    background-color: #B492AD;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .sec02 .imagebox .float_img .circle .small {
    font-size: 3.8vw;
    font-weight: bold;
    color: #fff;
    text-align: center;
    line-height: 1.5;
  }
  .sec02 .imagebox .float_img .circle .big {
    text-align: center;
    font-size: 4.5vw;
    font-family: serif;
    font-weight: bold;
    color: #fff;
  }
  .sec02 .imagebox .float_img .circle02 {
    position: absolute;
    bottom: 1vw;
    right: 2vw;
    width: 40vw;
    height: 40vw;
    background-color: #B492AD;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .sec02 .imagebox .float_img .circle02 .kit {
    color: #fff;
    font-weight: bold;
    font-size: 4vw;
    margin-top: 10vw;
    position: relative;
  }
  .sec02 .imagebox .float_img .circle02 .kit::before {
    position: absolute;
    content: "";
    width: 37vw;
    height: 22vw;
    bottom: 6vw;
    left: -6vw;
    background: url(/images/prevention/sec02_7.webp) center/contain no-repeat;
  }
}

.sec03 {
  margin-bottom: 170px;
}
.sec03 .flexbox {
  align-items: flex-start;
  -moz-column-gap: 85px;
       column-gap: 85px;
}
.sec03 .imagebox {
  width: 72.2%;
}
.sec03 .textbox {
  width: 100%;
}
@media screen and (max-width: 768px) {
  .sec03 {
    margin-bottom: 13.8vw;
  }
  .sec03 .flexbox {
    align-items: flex-start;
    -moz-column-gap: 0;
         column-gap: 0;
    flex-direction: column-reverse;
  }
  .sec03 .imagebox {
    width: 100%;
  }
  .sec03 .textbox {
    width: 100%;
  }
}

.sec04 {
  margin-bottom: 150px;
}
.sec04 .flexbox {
  -moz-column-gap: 60px;
       column-gap: 60px;
  align-items: flex-start;
  margin-bottom: 110px;
  position: relative;
}
.sec04 .flexbox::before {
  position: absolute;
  content: "";
  width: 50px;
  height: 19px;
  right: 50%;
  bottom: -50px;
  transform: translateX(50%);
  background: url(/images/prevention/polygon_1.webp) center/contain no-repeat;
}
.sec04 .flexbox .imagebox {
  width: 39.3%;
}
.sec04 .flexbox .textbox {
  width: 100%;
}
.sec04 .flexbox .textbox .step_title {
  display: flex;
  -moz-column-gap: 40px;
       column-gap: 40px;
  align-items: center;
}
.sec04 .flexbox .textbox .step_title .step {
  font-size: 18px;
  color: #397CB6;
  font-family: serif;
  font-weight: bold;
}
.sec04 .flexbox .textbox .step_title .step .step_num {
  font-weight: bold;
  font-size: 28px;
  color: #397CB6;
}
.sec04 .flexbox .textbox .step_title .box_title {
  font-size: 24px;
  font-weight: bold;
  font-family: serif;
}
.sec04 .flexbox .textbox .box_text {
  margin-bottom: 35px;
}
.sec04 .flexbox .textbox .bottom_list {
  background-color: #fff;
  padding: 25px 0 15px 40px;
}
.sec04 .flexbox .textbox .bottom_list .bottom_title {
  color: #397CB6;
  font-size: 18px;
  font-weight: bold;
}
.sec04 .flexbox .textbox .bottom_list .bottom_text {
  margin-bottom: 20px;
}
.sec04 .flexbox .textbox .btn_flex {
  display: flex;
  -moz-column-gap: 40px;
       column-gap: 40px;
  justify-content: flex-end;
}
.sec04 .flex_last::before {
  display: none;
}
.sec04 .btn_box {
  justify-content: flex-end;
}
.sec04 .bottom_box {
  background: url(/images/prevention/sec04_5.webp) center/contain no-repeat;
  width: 1230px;
  height: 381px;
}
.sec04 .bottom_box .box {
  padding: 60px 125px 90px;
}
.sec04 .bottom_box .box .box_subtitle {
  text-align: center;
  font-size: 21px;
  color: #397CB6;
}
.sec04 .bottom_box .box .box_title {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  font-family: serif;
  margin-bottom: 60px;
}
.sec04 .bottom_box .box .box_title .blue {
  font-family: serif;
  color: #397CB6;
  font-weight: bold;
}
@media screen and (max-width: 768px) {
  .sec04 {
    margin-bottom: 13.8vw;
  }
  .sec04 .flexbox {
    flex-direction: column;
    -moz-column-gap: 0;
         column-gap: 0;
    align-items: flex-start;
    margin-bottom: 10vw;
    position: relative;
  }
  .sec04 .flexbox::before {
    position: absolute;
    content: "";
    width: 10vw;
    height: 4vw;
    right: 50%;
    bottom: -5vw;
    transform: translateX(50%);
    background: url(/images/prevention/polygon_1.webp) center/contain no-repeat;
  }
  .sec04 .flexbox .imagebox {
    width: 100%;
  }
  .sec04 .flexbox .textbox {
    width: 100%;
  }
  .sec04 .flexbox .textbox .btn_flex {
    flex-direction: column;
    justify-content: center;
    width: 80vw;
    margin: 0 auto;
  }
  .sec04 .flexbox .textbox .step_title {
    display: flex;
    -moz-column-gap: 3vw;
         column-gap: 3vw;
    align-items: center;
  }
  .sec04 .flexbox .textbox .step_title .step {
    font-size: 4vw;
    color: #397CB6;
    font-family: serif;
    font-weight: bold;
  }
  .sec04 .flexbox .textbox .step_title .step .step_num {
    font-weight: bold;
    font-size: 6vw;
    color: #397CB6;
  }
  .sec04 .flexbox .textbox .step_title .box_title {
    font-size: 5vw;
    font-weight: bold;
    font-family: serif;
  }
  .sec04 .flexbox .textbox .box_text {
    margin-bottom: 5vw;
  }
  .sec04 .flexbox .textbox .bottom_list {
    background-color: #fff;
    padding: 5vw;
  }
  .sec04 .flexbox .textbox .bottom_list .bottom_title {
    color: #397CB6;
    font-size: 4vw;
    font-weight: bold;
  }
  .sec04 .flexbox .textbox .bottom_list .bottom_text {
    margin-bottom: 5vw;
    font-size: 4vw;
  }
  .sec04 .flexbox .circle {
    position: absolute;
    content: "";
    bottom: -3vw;
    right: -3vw;
    width: 70%;
  }
  .sec04 .flex_last::before {
    display: none;
  }
  .sec04 .btn_box {
    padding-top: 0;
    padding-bottom: 5vw;
    justify-content: center;
  }
  .sec04 .bottom_box {
    background: url(/images/prevention/sec04_5_sp.webp) center/contain no-repeat;
    width: 100%;
    height: 127vw;
  }
  .sec04 .bottom_box .box {
    padding: 5vw;
  }
  .sec04 .bottom_box .box .box_subtitle {
    text-align: center;
    font-size: 4.5vw;
    color: #397CB6;
  }
  .sec04 .bottom_box .box .box_title {
    font-size: 5vw;
    font-weight: bold;
    text-align: center;
    font-family: serif;
    margin-bottom: 3vw;
  }
  .sec04 .bottom_box .box .box_title .blue {
    font-family: serif;
    color: #397CB6;
    font-weight: bold;
  }
}

.sec05 {
  margin-bottom: 100px;
}
.sec05 .flexbox {
  align-items: flex-start;
  -moz-column-gap: 80px;
       column-gap: 80px;
}
.sec05 .imagebox {
  width: 72.2%;
  position: relative;
}
.sec05 .imagebox .circle {
  position: absolute;
  width: 187px;
  height: 187px;
  background-color: rgba(221, 163, 175, 0.95);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.sec05 .imagebox .circle .float_text {
  text-align: center;
  font-weight: bold;
  font-size: 18px;
  line-height: 1.5;
}
.sec05 .imagebox .circle01 {
  left: 50px;
  bottom: -40px;
}
.sec05 .imagebox .circle02 {
  right: 40px;
  bottom: -40px;
}
.sec05 .textbox {
  width: 100%;
}
@media screen and (max-width: 768px) {
  .sec05 {
    margin-bottom: 13.8vw;
  }
  .sec05 .flexbox {
    align-items: flex-start;
    -moz-column-gap: 0;
         column-gap: 0;
    flex-direction: column;
  }
  .sec05 .imagebox {
    width: 100%;
    position: relative;
    margin-bottom: 15vw;
  }
  .sec05 .imagebox .circle {
    position: absolute;
    row-gap: 1vw;
    width: 38vw;
    height: 38vw;
    background-color: rgba(221, 163, 175, 0.95);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .sec05 .imagebox .circle .float_text {
    text-align: center;
    font-weight: bold;
    font-size: 3.8vw;
    line-height: 1.5;
  }
  .sec05 .imagebox .circle img {
    min-width: initial;
  }
  .sec05 .imagebox .circle .float_img {
    width: 30%;
  }
  .sec05 .imagebox .circle01 {
    left: 8vw;
    bottom: -10vw;
  }
  .sec05 .imagebox .circle02 {
    right: 3vw;
    bottom: -10vw;
  }
  .sec05 .textbox {
    width: 100%;
  }
}/*# sourceMappingURL=prevention.css.map */