/* responsive */

header{
  position: relative;
}
main{
  padding-top: 0 !important;
}
.inner-block{
  max-width: 1064px;
  padding: 0 20px;
  margin: auto;
}
.c-nav{
  background-image: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/nav_bg.png);
  padding: 16px 0;
  width: 100%;
  /* position: fixed;
  left: 0;
  top:65px; */
  z-index: 900;
}
.c-nav-wrap{
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  font-size: 18px;
  line-height: 1.333333;
  text-align: left;
  color: #000;
}
.c-nav-wrap > ul{
  display: flex;
  align-items: center;
  margin-left: 228px;
}
.c-nav-wrap > ul > li:first-child{
  display: flex;
  align-items: center;
}
.c-nav-wrap > ul > li:first-child > img{
  width: 16px;
  height: 16px;
  margin-right: 4px;
}
.c-nav-wrap > ul > li + li{
  padding-left: 32px;
}
.c-nav-box{
  display: flex;
  margin-left: 99px;
}
.c-nav-box__faq{
  font-weight: normal;
  font-size: 14px;
  line-height: 2.7142;
  text-align: center;
  color: #000;
}
.c-nav-box__terms{
  padding-left: 32px;
  font-weight: normal;
  font-size: 14px;
  line-height: 2.7142;
  text-align: center;
  color: #000;
}

.c-sec01{
  background-image: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/about_sec1bg.png);
  background-repeat: no-repeat;
  background-size: cover;
}
.c-sec01-head{
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 32px 0 33px;
}
.c-sec01-head.if{
  padding: 32px 0 64px;
}
.c-sec01-heading{
  display: flex;
  justify-content: center;
}
.c-sec01-heading .clover_top {
  width: 42px;
  height: 42px;
}
.c-sec01-heading .title{
  font-weight: bold;
  font-size: 32px;
  text-align: center;
  color: #000;
  margin: 0;
  text-align: left;
}
.c-sec01-con{
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 64px;
}
.c-sec01-con.pat01{
  margin-top: 24.4px;
}
.c-sec01-wrap.pat01{
  margin-right: 71px;
}
.c-sec01-wrap__maintxt{
  font-weight: bold;
  font-size: 32px;
  text-align: left;
  color: #000;
  padding-right: 32px;
}
.c-sec1-wrap__subtxt{
  font-weight: normal;
  font-size: 16px;
  line-height: 1.625;
  text-align: left;
  color: #000;
  margin-top: 22px;
  padding-right: 48px;
}
.c-secbg{
  position: relative;
}
.c-secbg::after{
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  height: 106px;
  width: 100%;
  background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/new_lp/head/bg_dot.png);
}

.c-sec02{
  background-image: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/about_sec2bg.png);
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  z-index: 1;
  padding-bottom: 64px;
}
.c-sec02-con{
  padding-top: 62px;
}
.c-clover_top{
  width: 32px;
  height: 32px;
  margin: auto;
}
.c-ttl01{
  font-weight: bold;
  font-size: 32px;
  text-align: center;
  margin-top: 32px;
}
.c-ttl02{
  font-weight: bold;
  font-size: 24px;
  text-align: center;
  margin-top: 32px;
}
.c-sec02-txt{
  margin-top: 32px;
  padding-left: 192px;
  text-align: left;
}
.c-sec02-img{
  text-align: center;
}
.c-sec02-img > img{
  margin: auto;
  margin-top: 20px;
}

.c-head_title{
  display: flex;
  align-items: center;
  justify-content: center;
  /* white-space: nowrap; */
  margin: 0 auto;
}
.c-head_title .subtitle{
  font-size: 24px;
}


.c-bg01{
  position: relative;
}

.c-bg01::before{
  background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/left_leaf.png);
  width: 118px;
  height: 100%;
  content:"";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  background-repeat: repeat;
  background-size: 100% auto;
  z-index: 10;
}

.c-bg01::after{
  background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/right_leaf.png);
  width: 118px;
  height: 100%;
  content:"";
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  background-repeat: repeat;
  background-size: 100% auto;
  z-index: 10;
}


.c-btn01{
  position: relative;
  border-radius: 8px;
  outline: solid 1px #EC8D98;
  outline-offset: -4px;
  box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);
  max-width: 344px;
  margin: auto;
}
.c-btn01.pat01{
  max-width: 478px;
}
.c-btn01.pat02{
  max-width: 320px;
  margin: 0;
}
.c-btn01.pat03{
  max-width: 320px;
  margin: 0;
  margin-left: auto;
}
.c-btn01.pat04{
  margin-top: 16px;
}
.c-btn01-dlicon{
  position: absolute;
  top: 0;
  left: 20px;
  bottom: 0;
  margin: auto;
}
.c-btn01-img > .c-btn01__img{
  border-radius: 8px;
}
.c-btn01-img > .c-btn01__img.pat01{
  width: 478px;
  height: 61px;
}
.c-tbn01__txt{
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 30px;
  font-size: 18px;
}
.c-tbn01__txt.pat01{
  font-size: 16px;
}
.c-btn01::after{
  background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/arrow-right.png);
  content: "";
  width: 8px;
  height: 16px;
  position: absolute;
  top: 0;
  right: 20px;
  bottom: 0;
  margin: auto;
}
.c-btn03{
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 266px;
  padding: 16px;
  border-radius: 8px;
  outline: solid 1px #EC8D98;
  outline-offset: -4px;
  box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);
  background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/new_lp/label_button03.jpg);
}
.c-btn03::before{
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  border-top: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 8px solid #EC8D98;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
  right: 5px;
}
.c-btn03>img{
  margin-right: 8px;
  height: 20px !important;
  width: auto !important;
}
.c-btn03__txt{
  font-weight: bold;
  font-size: 16px;
  color: #000;
}
.c-btn03.pat01{
  width: 344px;
}
.c-btn03.pat01 .c-btn03__txt{
  font-size: 18px;
}

.c-btn01-reset{
  margin: auto!important;
  width: auto!important;
}






/* pc */
@media screen and (min-width: 1260px) {
  .sp{
    display: none!important;
  }
}
/* tablet以下 */
@media screen and (max-width: 1259px) {
  .tb-under-none{
    display: none;
  }
}

/* tablet */
@media screen and (min-width: 768px) and (max-width: 1259px) {
  .pc2{
    display: none!important;
  }
  .sp{
    display: none!important;
  }
  .inner-block{
    max-width: 768px;
    padding: 0 24px;
    margin: auto;
  }
  .inner-block.pat01{
    max-width: none;
  }
  .c-nav-wrap{
  font-size: 14px;
  line-height: 20px;
  }
  .c-nav-wrap > ul{
    display: flex;
    align-items: center;
    margin-left: 0;
  }
  .c-nav-wrap > ul > li + li{
    padding-left: 26px;
  }
  .c-nav-box{
    display: flex;
    margin-left: 0;
  }
  .c-secbg::after{
    height: 130px;
  }
  .c-bg01::before{
    background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/left_leaf.png);
    width: 65px;
    height: 100%;
    content:"";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-repeat: repeat;
    background-size: 100% auto;
    z-index: 10;
  }
  .c-bg01::after{
    background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/right_leaf.png);
    width: 65px;
    height: 100%;
    content:"";
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    background-repeat: repeat;
    background-size: 100% auto;
    z-index: 10;
  }

  .c-sec01-head{
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 32px 0 33px;
  }
  .c-sec01-con{
    flex-direction: column;
    padding: 0 75px;
  }
  .c-sec01-con > img{
    margin-top: 25px;
  }
  .c-sec01-wrap__maintxt{
    font-size: 24px;
    text-align: center;
    padding-right: 0;
  }
  .c-sec1-wrap__subtxt {
    font-size: 18px;
    text-align: center;
    margin-top: 22px;
    padding-right: 0;
  }

  .c-ttl01 {
    font-weight: 700;
    font-size: 20px;
    text-align: center;
    margin-top: 16px;
  }

  .c-ttl02{
    font-weight: bold;
    font-size: 18px;
    text-align: center;
    margin-top: 32px;
  }

  .c-head_title .subtitle{
    font-size: 18px;
  }


  .c-sec02-txt{
    margin-top: 32px;
    padding-left: 65px;
    text-align: left;
  }

  .c-btn01.pat03{
    margin: 0 auto;
  }

}





/* sp */
@media screen and (max-width: 767px) {
  .c-nav{
    /* position: relative; */
  }
  .pc{
    display: none!important;
  }
  .pc2{
    display: none!important;
  }
  .c-nav .inner-block{
    width: 100%;
    padding: 0 20px;
    margin: auto;
  }
  .inner-block{
    max-width: 660px;
    padding: 0 38px;
    margin: auto;
  }
  .c-nav-btn{
    position: relative;
    width: 24px;
    height: 22px;
    margin-top: 7px;
    margin-bottom: 2px;
  }
  .c-nav-btn > span{
    content: "";
    display: block;
    height: 2px;
    width: 24px;
    border-radius: 1px;
    background-color: #040404;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    transition: 0.3s;
  }
  .c-nav-btn > span:nth-child(2){
    top: 8px;
  }
  .c-nav-btn > span:nth-child(3){
    top: 16px;
  }
  .c-nav-box__faq{
    font-size: 14px;
    padding: 15px 0;
  }
  .c-nav-box__terms{
    font-size: 14px;
    padding: 15px 0;
    padding-left: 0;
  }
  .c-nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
    font-size: 12px;
    line-height: 20px;
    text-align: left;
    color: #000;
  }
  .c-nav-wrap > ul {
    display: flex;
    align-items: center;
    margin-left: 0;
  }
  .c-nav-wrap > ul > li + li{
    padding-left: 18px;
  }
  .c-nav-box {
    display: flex;
    flex-direction: column;
    display: block;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    margin-left: 0px;
    z-index: 30;
    background-image: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/nav_bg.png);
  }
  .c-nav-box.is-active{
    opacity: 1;
    visibility: visible;
  }
  .c-bg01::before{
    background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/left_leaf.png);
    width: 30px;
    height: 100%;
    content:"";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-position: right top;
    background-repeat: repeat;
    background-size: 170% auto;
    z-index: 10;
  }
  .c-secbg::after{
    height: 135px;
  }
  .c-bg01::after{
    background: url(/content/dam/nttcom/hq/jp/business/lp/brainhealth/img/right_leaf.png);
    width: 30px;
    height: 100%;
    content:"";
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    background-position: left top;
    background-repeat: repeat;
    background-size: 170% auto;
    z-index: 10;
  }
  .c-sec01-head {
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 16px 0 16px;
  }
  .c-sec01-heading {
    display: flex;
    justify-content: center;
    flex-direction: column;
  }
  .c-sec01-con{
    flex-direction: column;
    padding: 0;
  }
  .c-sec01-con > img{
    margin-top: 13px;
  }
  .c-sec01-heading .clover_top{
    margin: auto;
    width: 32px;
    height: 32px;
  }
  .c-sec01-heading .title {
    font-size: 24px;
    margin: 0;
    text-align: center;
    margin-top: 16px;
  }
  .c-sec01-wrap__maintxt {
    font-size: 20px;
    text-align: center;
    padding-right: 0;
  }
  .c-sec1-wrap__subtxt {
    font-size: 16px;
    text-align: left;
    margin-top: 11px;
    padding-right: 0;
  }
  .c-sec02 {
    padding-bottom: 32px;
  }
  .c-sec02-con {
    padding-top: 31px;
  }
  .c-sec02-txt {
    margin-top: 16px;
    padding-left: 0px;
    text-align: left;
  }

  .c-ttl01 {
    font-weight: 700;
    font-size: 20px;
    text-align: center;
    margin-top: 16px;
  }
  .c-ttl02{
    font-weight: bold;
    font-size: 18px;
    text-align: center;
    margin-top: 32px;
  }
  .c-head_title .subtitle {
    font-size: 18px;
  }
  .p_about-sec4-btn > a {
    width: 100%;
    height: 80px;
    padding: 0 15px;
  }
  .c-btn01.pat03{
    margin: 0 auto;
  }
  .c-sec01-head.if{
    padding: 16px 0 64px;
  }
}

@media screen and (max-width: 480px) {
  .c-nav-wrap{
    font-size: 10px;
  }
  .c-nav-wrap > ul > li + li{
    padding-left: 13px;
  }
}

@media screen and (max-width: 380px) {
  .c-tbn01__txt.pat02{
    font-size: 4.21vw;
    padding: 0 30px 0 55px;
  }
}


/* 脳の健康チェックフリーダイヤル */


/* 脳の健康チェックフリーダイヤルとは？ */


/* お問い合わせ */