@media screen and (max-width: 768px) {
  main section#kv_sec{
    padding-top: 0;
  }
  main section.derittech_sec .dt_txt{
    font-size: 13px;
  }
  main section .section_title .jp{
    font-size: 15px;
  }
  main section#product_sec .pic_area .price_set .price{
    align-items: end;
  }
  main section#product_sec>.inner{
    padding-bottom: 404px;
  }
  main section>.inner{
    width: calc((335/375)* 100vw);
  }
  main section#product_sec .product_wrap{
    grid-template-columns: 1fr;
    row-gap: 30px;
  }
  main section.cv_sec .buy_btn{
    width: 100%;
  }
  main section.cv_sec .cv_detail{
    padding: 0;
  }
  main section.cv_sec .cv_block_grid{
    grid-template-columns: 1fr;
    row-gap: 47px;
  }
  main section.cv_sec .cv_block{
    grid-template-columns: 1fr;
    padding: 25px 20px;
  }
  main section.cv_sec .ttl{
    font-size: 18px;
  }
  main section.cv_sec .ttl .sub{
    font-size: 12px;
  }
  main section.cv_sec .label{
    padding: 4px 20px;
  }
  main section.cv_sec .cv_block_grid .price_wrap + .price_wrap{
    margin-top: 5px;
  }
  main section.cv_sec .color_wrap{
    font-size: 14px;
    gap: 10px;
  }
  main section.cv_sec .color span{
    width: 20px;
    height: 20px;
  }
  main section#about_sec .row:nth-child(n+2){
    margin-top: 48px;
  }
  main section .row .row_title .row_main{
    row-gap: 10px;
    margin-bottom: 20px;
  }
  #cv_sec1 .cv_content:nth-of-type(n+4){
    display: none;
  }
  main section.cv_sec .cv_row2{
    padding: 75px 0 0;
  }
  main section.cv_sec .cv_row2 .item_set .item .texts .price_text{
    font-size: 16px;
    margin-bottom: 8px;
  }
  main section.cv_sec .cv_row2 .item_set .item .texts .price{
    font-size: 23px;
  }
  main section.cv_sec .cv_row2 .item_set .item .texts .price strong{
    letter-spacing: 0;
    font-size: 30px;
  }
  .cv_row3 {
    padding-bottom: 75px;
  }
  #efficacy_sec .row3 .pic{
    margin: 40px 0;
  }
  #efficacy_sec .row3 .texts{
    margin-bottom: 40px;
  }
  main section#efficacy_sec .row2 .col_set .col .col_title{
    width: 100%;
    min-width: 150px;
  }
  .cv_row3 .cv_sec_block{
    background: #fff;
    padding: 40px 30px;
    width: calc((350/375)* 100vw);
    margin: 26px auto 0;
  }
  .cv_row3 .cv_sec_set2 {
    font-size: 20px;
    margin-bottom: 40px;
  }
  .cv_row3 .cv_sec_txt {
    margin-bottom: 26px;
  }
  .cv_row3 .cv_sec_set-item + .cv_sec_set-item{
    padding-top: 40px;
    margin-top: 40px;
    border-top: solid 1px #D7B4C7;
  }
  main section#about_sec .row .row_title .en {
    position: static;
    font-size: 23px;
    margin-bottom: 20px;
  }
  main section#about_sec .row .point_head{
    font-size: 16px;
    font-weight: 700;
    text-align: center;
    position: relative;
    letter-spacing: 0;
    text-transform: uppercase;
  }
  main section#about_sec .row .point_head:before{
    left: 0;
  }
  main section#about_sec .row .point_head:after {
    right: 0;
  }
  main section#about_sec .row .point_head:before,
  main section#about_sec .row .point_head:after {
    content: "";
    display: block;
    position: absolute;
    width: calc(50% - 38px);
    height: 1px;
    background-color: #221714;
    top: 50%;
  }
  main section#about_sec .row .point .point_title{
    font-size: 26px;
    font-weight: 500;
    line-height: 1.5;
    margin: 40px 0 32px;
  }
  main section#message_sec .row .row_title .row_main strong {
    font-size: 44px;
  }
  main section.cv_sec .cv_row2 .item_set {
    width: calc((335/375)* 100vw);
  }
  main section#check_sec .check_list li{
    line-height: 1.75;
    background-position: left top 3px;
  }
  main section#distortion_sec .toggle_green{
    font-weight: 500;
    font-size: 24px;
    margin-bottom: 50px;
    text-align: center;
    background-image: url(/img/usr/images/derittech_ladies_24/arrow_green.png);
    background-size: 100% auto;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding: 6px 0 18px;
  }
  main section#distortion_sec .toggle_purple{
    font-weight: 500;
    margin: 50px 0;
  }
  main section#distortion_sec .toggle_purple .text1{
    text-align: center;
    font-size: 20px;
    margin-bottom: 24px;
  }
  main section#distortion_sec .toggle_purple .text2{
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    text-align: center;
    background-image: url(/img/usr/images/derittech_ladies_24/arrow_purple.png);
    background-size: 100% auto;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding: 6px 0 18px;
  }
  main section#distortion_sec .row3 .col .col_title {
    top: -12px;
    font-size: 15px;
    letter-spacing: 0;
    padding-left: 0;
  }
  main section#ba_sec .section_title{
    margin-bottom: 50px;
  }
  main section#ba_sec .section_title .en{
    letter-spacing: 0;
    padding: 0;
  }
  main section#ba_sec h3{
    font-size: 20px;
  }
  main section#ba_sec .slider_wrap{
    min-width: 100vw;
    width: 100%;
    overflow-x: scroll;
    display: flex;
    column-gap: 16px;
    left: 0;
    padding-right: calc((20/375)* 100vw);
    /* margin-right: calc((20/375)* 100vw); */
  }
  main section#ba_sec .col{
    min-width: 300px;
  }
  main section#ba_sec .col:last-of-type{
    margin-right: calc((20/375)* 100vw);
  }
  main section#ba_sec .col .flex_wrap .before .label,
  main section#ba_sec .col .flex_wrap .after .label{
    width: 76px;
    border-radius: 30px;
    line-height: 21px;
    font-weight: 500;
    font-size: 12px;
    /* letter-spacing: 0.05em;
    padding-left: 0.05em; */
    margin-bottom: 10px;
    /* background-color: #f0f0fa; */
    text-align: center;
  }
  main section#ba_sec .col p{
    font-size: 12px;
    margin-top: 10px;
  }
  main section#ba_sec .col .flex_wrap{
    display: flex;
    column-gap: 19px;
  }
  body ::-webkit-scrollbar-thumb {
    background: #fff;
  }
  body ::-webkit-scrollbar-track {
    background: transparent;
  }
  body ::-webkit-scrollbar-track {
    background: transparent;
    box-shadow: none;
  }
  main section .text{
    font-size: 14px;
  }
  main section#instgram_sec .insta_list{
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  /* main section#insta_sec .section_title{
    padding-top: 40px;
    background-size: 30px;
  }
  main section#insta_sec .insta_slider{
    padding: 0 10px;
  }
  main section#media_sec .row{
    margin-top: 50px;
    display: grid;
    grid-template-columns: repeat(3, 250px);
    column-gap: 16px;
    overflow-x: scroll;
    margin-right: -20px;
    padding-right: 20px;
  }
  .media_img{
    width: 100%;
    object-fit: cover;
  }
  .media_object{
    width: 100%;
    height: 153px;
    margin-bottom: 14px;
  } */
}