@charset "UTF-8";

/* reset
   ========================================================================== */
#main-area div,
#main-area span,
#main-area h1,
#main-area h2,
#main-area h3,
#main-area h4,
#main-area h5,
#main-area h6,
#main-area p,
#main-area a,
#main-area dl,
#main-area dt,
#main-area dd,
#main-area ol,
#main-area ul,
#main-area li {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	vertical-align: baseline;
}
#main-area ol,
#main-area ul {
	list-style: none;
}
#main-area a {
	color: #333;
  text-decoration: none;
}

@media screen and (min-width: 768px) {
  #main-area a {
    transition: .21s;
  }
  #main-area a:hover {
    opacity: .7;
  }
}

/* Nav */
#gNav {
  width: 100%;
  margin-top: 20px;
  box-shadow: 0px 10px 10px -10px rgba(0, 0, 0, 0.2)
}
.sp #gNav{
  display: none;
}
#gNav .inner {
  width: 950px;
  margin: 0 auto
}
#gNav ul {
  margin: 0;
  padding: 0;
  background: url(/prdct/semicon/assets/img/nav_line.gif) top right no-repeat;
  list-style: none;
}
#gNav ul:before, #gNav ul:after {
  content: "";
  display: table
}
#gNav ul:after {
  clear: both
}
#gNav ul li {
  float: left;
  background: url(/prdct/semicon/assets/img/nav_line.gif) top left no-repeat;
  font-size: 14px;
  height: 48px;
  padding-top: 5px;
  padding-left: 1px;
  font-weight: bold;
  width: 187.5px;
  text-align: center;
}
#gNav ul li a {
  color: #000;
  line-height: 35px;
  display: block;
  height: 43px
}
#gNav ul li a:link, #gNav ul li a:visited {
  border-bottom: 3px solid #fff
}
#gNav ul li a:hover, #gNav ul li a:active, #gNav ul li a.is-current {
  text-decoration: none;
  border-bottom: 3px solid #e52e48
}
#gNav ul li span {
  display: inline-block
}
#gNav ul li.contact{
  width: 198.3px;
}
#gNav ul li.contact span{
  display: block;
  border-bottom: 3px solid #fff;
  color: #000;
  line-height: 35px;
  height: 35px
}
#gNav ul li.contact span a {
  display: inline;
  padding: 8px 30px;
  border: 1px solid #c3c3c3;
  border-bottom: 2px solid #c3c3c3;
  font-size: 13px;
  background-color: #fff;
  transition: background-color 0.2s;
  position: relative;
  padding-left: 50.5px;
  text-decoration: none;
}
#gNav ul li.contact span a:before {
  content: "";
  width: 15.5px;
  height: 10.5px;
  background-position: 0px -11px;
  background-image: url("/prdct/semicon/assets/img/sprite/cmn.png");
  background-size: 50.5px 42.5px;
  left: 30px;
  display: block;
  position: absolute;
  top: 50%;
  margin-top: -5.25px
}
#gNav ul li.contact span a:hover, #gNav ul li.contact span a:active {
  background-color: #eeeeee;
  margin-top: -4px;
  border-bottom: 1px solid #c3c3c3
}

.clearfix:after {
  display: table;
  content: "";
  clear: both
}

/* slick default */
.slick-slide img {
  display: inline-block;
}

/* Arrows */
.slick-prev,
.slick-next {
  font-size: 0;
  line-height: 0;
  position: absolute;
  top: 50%;
  display: block;
  width: 40px;
  height: 40px;
  margin-top: -20px;
  padding: 0;
  cursor: pointer;
  color: transparent;
  border: none;
  outline: none;
  transition: .3s;
  z-index: 1;
}
.slick-prev {
  left: 0;
}
.slick-next {
  right: 0;
}
.slick-prev > span,
.slick-next > span {
  display: block;
  width: 100%;
	height: 100%;
	position: relative;
}
.slick-prev > span:before,
.slick-next > span:before {
  content: '';
  display: block;
  width: 17px;
  height: 17px;
  margin-top: -5px;
  border-top: 3px solid #00a3db;
  border-right: 3px solid #00a3db;
  position: absolute;
  top: 50%;
}
.slick-prev > span:before {
  margin-left: -3px;
  transform: rotate(-135deg);
  left: 50%;
}
.slick-next > span:before {
  margin-right: -3px;
  transform: rotate(45deg);
  right: 50%;
}

/* Dots */
.slick-dotted.slick-slider {
  margin-bottom: 30px;
}
.slick-dots {
  position: absolute;
  bottom: -30px;
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  list-style: none;
  text-align: center;
}
.slick-dots li {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 20px;
  margin: 0;
  padding: 0;
  cursor: pointer;
  vertical-align: middle;
}
.slick-dots li button {
  font-size: 0;
  line-height: 0;
  display: block;
  width: 10px;
  height: 10px;
  padding: 5px;
  cursor: pointer;
  color: transparent;
  border: 0;
  outline: none;
  background: transparent;
}
.slick-dots li button:before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  content: '';
  text-align: center;
  opacity: .25;
  background-color: #34445E;
  border-radius: 50%;
  opacity: .3;
}
.slick-dots li.slick-active button:before {
  opacity: 1;
}

@media screen and (min-width: 769px) {
  .slick-prev:hover,
  .slick-prev:focus,
  .slick-next:hover,
  .slick-next:focus {
    color: transparent;
    outline: none;
    background: transparent;
    opacity: .7;
  }
  .slick-dots li button:hover,
  .slick-dots li button:focus {
    outline: none;
  }
  .slick-dots li button:hover:before,
  .slick-dots li button:focus:before {
    opacity: 1;
  }
}

@media screen and (max-width: 768px) {
  .slick-prev,
  .slick-next {
    width: 36px;
    height: 36px;
    margin-top: -18px;
  }
  .slick-prev {
    left: 6px;
  }
  .slick-next {
    right: 6px;
  }
  .slick-prev > span:before,
  .slick-next > span:before {
    width: 10px;
    height: 10px;
    margin-top: -5px;
  }
  .slick-prev > span:before {
    margin-left: -3px;
  }
  .slick-next > span:before {
    margin-right: -3px;
  }

  .slick-dotted.slick-slider {
    margin-bottom: 30px;
  }
  .slick-dots {
    bottom: -30px;
  }
  .slick-dots li {
    width: 10px;
    height: 10px;
  }
  .slick-dots li button {
    width: 3px;
    height: 3px;
    padding: 3px;
  }
  .slick-dots li button:before {
    width: 5px;
    height: 5px;
    margin: -2px 0 0 -2px;
  }
}

/* content
   ========================================================================== */
#main-area {
  font-size: 16px;
  color: #333;
  line-height: 1.4;
}
#main-area, #main-area * {
  font-family: "游ゴシック", YuGothic, "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
}

/* secInner */
#main-area .main-secInner01 {
  width: 100%;
  padding: 0 15px;
  max-width: 1120px;
  margin: 0 auto;
}

@media screen and (max-width: 767px) {
  #main-area .main-secInner01 {
    max-width: 100%;
    padding: 0 10px;
  }
}

/* mv */
#main-area .main-mvWrap {
  margin-bottom: 68px;
  border-top: 1px solid #888;
  border-bottom: 1px solid #888;
  z-index: 0;
}
#main-area .main-mvWrap .slick-prev,
#main-area .main-mvWrap .slick-next {
  width: 44px;
  height: 44px;
}
#main-area .main-mvWrap .slick-prev {
  background: url(../../../lp/optogenetics/img/icon_prev01.png) center center no-repeat;
  background-size: cover;
  left: 7.2%;
}
#main-area .main-mvWrap .slick-next {
  background: url(../../../lp/optogenetics/img/icon_next01.png) center center no-repeat;
  background-size: cover;
  right: 7.2%;
}

#main-area .main-mv {
  width: 100%;
  height: 468px;
  padding: 0 138px;
  position: relative;
  overflow: hidden;
  z-index: 0;
}
#main-area .main-mv > .main-mv_inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  width: 100%;
  height: 100%;
  max-width: 1090px;
  margin: 0 auto;
}
#main-area .main-mv > .main-mv_inner > .main-mv_cnt {
  width: 630px;
  z-index: 1;
}

#main-area .main-mv.main-type01 {
  background: url(../../../lp/optogenetics/img/bg_mv01.jpg) center center no-repeat;
  background-size: cover;
}
#main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
  margin-bottom: 20px;
  font-size: 3.125rem;
  font-weight: bold;
  line-height: 1.2;
  text-align: center;
  text-shadow:  1px 1px 5px #fff;
}
#main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit > .main-mv_tit_inner {
  display: inline-block;
  padding-bottom: 6px;
  position: relative;
}
#main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit > .main-mv_tit_inner:before {
  content: '';
  width: 100%;
  height: 6px;
  background: rgb(246,1,0);
  background: linear-gradient(130deg, rgba(246,1,0,1) 50%, rgba(251,101,102,1) 50%);
  position: absolute;
  bottom: 0;
  left: 0;
}
#main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_detail {
  font-size: 2.75rem;
  font-weight: bold;
  text-align: center;
  line-height: 1.3;
  text-shadow:  1px 1px 10px #fff;
}
#main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > *:not(:first-child) {
  margin-top: 15px;
}

#main-area .main-mv.main-type02 {
  background: url(../../../lp/optogenetics/img/bg_mv02.jpg) center center no-repeat;
  background-size: cover;
}
#main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt {
  padding-top: 27px;
}
#main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
  margin-bottom: 30px;
  font-size: 3.438rem;
  font-weight: bold;
  color: #fff;
  line-height: 1.2;
  text-align: center;
  text-shadow:  1px 1px 21px #000;
}
#main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail {
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 3px;
}
#main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > .main-mv_detail_inner {
  padding: 18px 34px;
  color: #fff;
  line-height: 1.3;
  background-color: rgba(255, 255, 255, 0.2);
}
#main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > .main-mv_detail_inner > *:not(:first-child) {
  margin-top: 12px;
}
#main-area .main-mv.main-type02:before {
  content: '';
  display: block;
  width: 39.7%;
  height: 100%;
  background-color: #f2f2f2;
  position: absolute;
  top: 0;
  right: 0;
}
#main-area .main-mv.main-type02:after {
  content: '';
  display: block;
  width: 39.7%;
  max-width: 542px;
  height: 100%;
  background: url(../../../lp/optogenetics/img/img_mv01.png) center left no-repeat;
  background-size: 100%;
  position: absolute;
  top: 0;
  left: 58.3%;
}

@media screen and (max-width: 991px) {
  #main-area .main-mvWrap {
    margin-bottom: 50px;
  }
  #main-area .main-mvWrap .slick-prev,
  #main-area .main-mvWrap .slick-next {
    width: 30px;
    height: 30px;
  }
  #main-area .main-mvWrap .slick-prev {
    background: url(../../../lp/optogenetics/img/icon_prev01_sp.png) center center no-repeat;
    background-size: cover;
    left: 10px;
  }
  #main-area .main-mvWrap .slick-next {
    background: url(../../../lp/optogenetics/img/icon_next01_sp.png) center center no-repeat;
    background-size: cover;
    right: 10px;
  }

  #main-area .main-mv {
    height: auto;
    min-height: 498px;
    padding: 0 45px;
    overflow: visible;
  }
  #main-area .main-mv > .main-mv_inner {
    display: block;
    height: auto;
    max-width: 100%;
    padding: 45px 0;
  }
  #main-area .main-mv > .main-mv_inner > .main-mv_cnt {
    width: 100%;
  }

  #main-area .main-mv.main-type01 {
    background: url(../../../lp/optogenetics/img/bg_mv01_sp.jpg) center center no-repeat;
    background-size: cover;
  }
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
    text-shadow:  1px 1px 10px #fff;
  }
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit > .main-mv_tit_inner {
    padding-bottom: 4px;
  }
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit > .main-mv_tit_inner:before {
    height: 4px;
  }
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > *:not(:first-child) {
    margin-top: 10px;
  }

  #main-area .main-mv.main-type02 {
    background: url(../../../lp/optogenetics/img/bg_mv02_sp.jpg) center center no-repeat;
    background-size: cover;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner {
    padding: 40px 0 175px;
    position: relative;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner:before {
    content: '';
    display: block;
    width: 100%;
    height: 150px;
    background-color: #f2f2f2;
    position: absolute;
    bottom: 10px;
    right: 0;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner:after {
    content: '';
    display: block;
    width: 100%;
    height: 150px;
    background: url(../../../lp/optogenetics/img/img_mv01.png) center center no-repeat;
    background-size: auto 130%;
    position: absolute;
    bottom: 10px;
    right: 0;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt {
    padding-top: 0;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
    margin-bottom: 20px;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > .main-mv_detail_inner {
    padding: 10px 15px;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > .main-mv_detail_inner > *:not(:first-child) {
    margin-top: 10px;
  }
  #main-area .main-mv.main-type02:before {
    display: none;
  }
  #main-area .main-mv.main-type02:after {
    display: none;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
    font-size: 1.688rem;
    line-height: 1.4;
  }
  #main-area .main-mv.main-type01 > .main-mv_inner > .main-mv_cnt > .main-mv_detail {
    font-size: 1.313rem;
  }

  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_tit {
    font-size: 1.5rem;
    line-height: 1.4;
  }
  #main-area .main-mv.main-type02 > .main-mv_inner > .main-mv_cnt > .main-mv_detail > .main-mv_detail_inner {
    font-size: 0.938rem;
    line-height: 1.3;
  }
}

/* heading */
#main-area .main-headingB01 {
  margin-bottom: 34px;
}
#main-area .main-headingB01 .main-title {
  font-size: 3rem;
  font-weight: bold;
  text-align: center;
  line-height: 1.3;
}
#main-area .main-headingB01 .main-lead {
  margin-top: 30px;
}
#main-area .main-headingB01 .main-lead .main-leadTxt {
  line-height: 2;
  text-align: center;
}

#main-area .main-headingC01 {
  margin-bottom: 20px;
}
#main-area .main-headingC01 .main-title {
  font-size: 2.375rem;
  font-weight: bold;
  line-height: 1.2;
}
#main-area .main-headingC01.main-typeIcon01 .main-title {
  padding-left: 52px;
  position: relative;
}
#main-area .main-headingC01.main-typeIcon01 .main-title > .main-title_icon {
  font-size: 1rem;
  position: absolute;
  top: 2px;
  left: 0;
}

#main-area .main-heading01 {
  margin: 0 48px 44px;
  text-align: center;
}
#main-area .main-heading01 .main-title {
  display: inline-block;
  padding: 0 10px;
  font-size: 2.875rem;
  font-weight: bold;
  line-height: 1.3;
  position: relative;
}
#main-area .main-heading01 .main-title:before,
#main-area .main-heading01 .main-title:after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 27px 10px;
  border-color: transparent transparent #ffff8b transparent;
  position: absolute;
}
#main-area .main-heading01 .main-title:before {
  bottom: 0;
  left: 0;
}
#main-area .main-heading01 .main-title:after {
  -webkit-transform: rotate(180deg);
  transform: rotate(180deg);
  bottom: 0;
  right: 0;
}
#main-area .main-heading01 .main-title .main-title_inner {
  display: inline-block;
  padding: 0 28px;
  position: relative;
  z-index: 0;
}
#main-area .main-heading01 .main-title .main-title_inner:before {
  content: '';
  width: 100%;
  border-bottom: 27px solid #ffff8b;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: -1;
}

#main-area .main-heading02 {
  font-weight: bold;
  text-align: center;
}
#main-area .main-heading02 > *:not(:first-child) {
  margin-top: 5px;
}
#main-area .main-heading02 .main-title {
  font-size: 2.375rem;
  line-height: 1.5;
}
#main-area .main-heading02 .main-titleDetail {
  font-size: 2rem;
  line-height: 1.8;
}

@media all and (-ms-high-contrast: none) {
  #main-area .main-headingC01.main-typeIcon01 .main-title > .main-title_icon {
    top: -4px;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-headingB01 {
    margin-bottom: 26px;
  }
  #main-area .main-headingB01 .main-title {
    font-size: 1.375rem;
    line-height: 1.4;
  }
  #main-area .main-headingB01 .main-lead {
    margin-top: 20px;
  }
  #main-area .main-headingB01 .main-lead .main-leadTxt {
    font-size: 0.938rem;
    line-height: 1.7;
    text-align: left;
  }

  #main-area .main-headingC01 {
    margin-bottom: 12px;
  }
  #main-area .main-headingC01 .main-title {
    font-size: 1.125rem;
    line-height: 1.5;
    text-align: center;
  }
  #main-area .main-headingC01.main-typeIcon01 {
    text-align: center;
  }
  #main-area .main-headingC01.main-typeIcon01 .main-title {
    display: inline-block;
    padding: 3px 0 3px 40px;
    text-align: left;
  }
  #main-area .main-headingC01.main-typeIcon01 .main-title > .main-title_icon {
    font-size: 0.625rem;
    top: 0;
  }

  #main-area .main-heading01 {
    margin: 0 0 15px;
  }
  #main-area .main-heading01 .main-title {
    padding: 0 5px;
    font-size: 1.375rem;
    line-height: 1.5;
  }
  #main-area .main-heading01 .main-title:before,
  #main-area .main-heading01 .main-title:after {
    border-width: 0 0 16px 5px;
  }
  #main-area .main-heading01 .main-title .main-title_inner {
    padding: 0 20px;
  }
  #main-area .main-heading01 .main-title .main-title_inner:before {
    border-bottom: 16px solid #ffff8b;
  }

  #main-area .main-heading02 > *:not(:first-child) {
    margin-top: 22px;
  }
  #main-area .main-heading02 .main-title {
    font-size: 1.375rem;
  }
  #main-area .main-heading02 .main-titleDetail {
    font-size: 1.25rem;
    line-height: 1.8;
  }
}

/* text */
#main-area .main-txtBlock01 > .main-txt {
  line-height: 2;
}
#main-area .main-txtBlock01 > .main-txt:not(:first-child) {
  margin-top: 15px;
}

@media screen and (max-width: 767px) {
  #main-area .main-txtBlock01 > .main-txt {
    font-size: 0.938rem;
    line-height: 1.9;
  }
  #main-area .main-txtBlock01 > .main-txt:not(:first-child) {
    margin-top: 10px;
  }
}

/* image */
#main-area .main-img {
  max-width: 100%;
}
#main-area .main-imgCnt01 {
  text-align: center;
}

@media screen and (max-width: 767px) {
  #main-area .main-imgSlideBlock01 {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  #main-area .main-imgSlideBlock01 > .main-imgElm {
    max-width: 100%;
    min-width: 972px;
  }
}

/* icon */
#main-area .main-icon_num01 {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  font-size: 0.75rem;
  font-weight: normal;
  color: #fff;
  background-color: #34445e;
  border-radius: 50%;
}

@media all and (-ms-high-contrast: none) {
  #main-area .main-icon_num01 {
    padding-top: .2em;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-icon_num01 {
    width: 30px;
    height: 30px;
    font-size: 0.625rem;
  }
}

/* button */
#main-area .main-btnBlock01 {
  margin-top: 48px;
}
#main-area .main-btnBlock01 > .main-btnElm {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: center;
  justify-content: center;
}
#main-area .main-btnBlock01 > .main-btnElm > .main-btn {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: center;
  justify-content: center;
  width: 100%;
  max-width: 540px;
  min-height: 80px;
  padding: 12px 70px;
  font-size: 1.375rem;
  font-weight: bold;
  color: #fff;
  line-height: 1.7;
  text-align: center;
  background-color: #2a2a2a;
  border-radius: 45px;
  position: relative;
}
#main-area .main-btnBlock01 > .main-btnElm > .main-btn:before {
  content: '';
  display: block;
  width: 17px;
  height: 17px;
  margin-top: -8px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
  position: absolute;
  top: 50%;
  right: 37px;
}
#main-area .main-btnBlock01 > .main-btnElm > .main-btn > .main-btn_inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
}

#main-area .main-btnBlock02 > .main-btnElm {
  display: -ms-flexbox;
  display: flex;
}
#main-area .main-btnBlock02 > .main-btnElm > .main-btn {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: center;
  justify-content: center;
  width: 100%;
  min-width: 280px;
  min-height: 55px;
  padding: 10px 45px;
  font-size: 1.125rem;
  color: #fff;
  line-height: 1.7;
  background-color: #df0d23;
  border-radius: 2px;
  position: relative;
}
#main-area .main-btnBlock02 > .main-btnElm > .main-btn:before {
  content: '';
  display: block;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
  position: absolute;
  top: 50%;
  right: 12px;
}
#main-area .main-btnBlock02 > .main-btnElm > .main-btn > .main-btn_inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
}

#main-area .main-btnDetail01 {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin: 0 48px;
}
#main-area .main-btnDetail01:before {
  content: '';
  width: 370px;
  height: 100%;
  background: url(../../../lp/optogenetics/img/img_content14.jpg) center center no-repeat;
  background-size: cover;
  position: absolute;
  top: 0;
  left: 0;
}
#main-area .main-btnDetail01 > .main-colImg {
  display: none;
}
#main-area .main-btnDetail01 > .main-colTxt {
  font-size: 1.125rem;
  line-height: 1.6;
}
#main-area .main-btnDetail01 > .main-colBtn {
  margin-left: 20px;
}

@media screen and (max-width: 977px) {
  #main-area .main-btnDetail01 {
    display: block;
    margin: 0;
  }
  #main-area .main-btnDetail01:before {
    display: none;
  }
  #main-area .main-btnDetail01 > .main-colImg {
    display: block;
    width: 58%;
    max-width: 370px;
    margin: 0 auto 10px;
  }
  #main-area .main-btnDetail01 > .main-colTxt {
    text-align: center;
  }
  #main-area .main-btnDetail01 > .main-colBtn {
    max-width: 500px;
    margin: 15px auto 0;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-btnBlock01 {
    margin-top: 34px;
  }
  #main-area .main-btnBlock01 > .main-btnElm > .main-btn {
    max-width: 355px;
    min-height: 55px;
    padding: 10px 40px;
    font-size: 0.938rem;
    line-height: 1.3;
  }
  #main-area .main-btnBlock01 > .main-btnElm > .main-btn:before {
    width: 14px;
    height: 14px;
    margin-top: -7px;
    right: 15px;
  }

  #main-area .main-btnBlock02 > .main-btnElm {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: center;
    justify-content: center;
  }
  #main-area .main-btnBlock02 > .main-btnElm > .main-btn {
    max-width: 330px;
    min-width: auto;
    min-height: 50px;
    padding: 10px 45px;
    font-size: 0.938rem;
  }
  #main-area .main-btnBlock02 > .main-btnElm > .main-btn:before {
    right: 15px;
  }

  #main-area .main-btnDetail01 > .main-colTxt {
    font-size: 0.938rem;
  }
}

/* list */
#main-area .main-normalList01 > .main-list {
  font-size: 1.125rem;
  padding-left: 1.2em;
  position: relative;
  color: #3f4347;
}
#main-area .main-normalList01 > .main-list:before {
  content: '';
  display: block;
  width: .7em;
  height: .7em;
  background-color: #3f4347;
  position: absolute;
  top: .325em;
  left: 0;
}
#main-area .main-normalList01 > .main-list:not(:first-child) {
  margin-top: 15px;
}

#main-area .main-detailList01 {
  display: -ms-flexbox;
  display: flex;
}
#main-area .main-detailList01 > .main-list {
  width: 25%;
  padding: 80px 8px 10px;
  border-right: 1px solid #CFCFCF;
  position: relative;
}
#main-area .main-detailList01 > .main-list:first-child {
  border-left: 1px solid #CFCFCF;
}
#main-area .main-detailList01 > .main-list > .main-list_icon {
  position: absolute;
  top: 20px;
  left: 50%;
  margin-left: -20px;
}
#main-area .main-detailList01 > .main-list > .main-detailItem > .main-detailItem_title {
  margin-bottom: 26px;
  font-size: 1.125rem;
  font-weight: bold;
  line-height: 1.6;
  text-align: center;
}
#main-area .main-detailList01 > .main-list > .main-detailItem > .main-detailItem_cnt {
  font-size: 0.875rem;
  line-height: 1.6;
}

@media screen and (max-width: 767px) {
  #main-area .main-normalList01 > .main-list {
    font-size: 0.938rem;
  }
  #main-area .main-normalList01 > .main-list:not(:first-child) {
    margin-top: 13px;
  }

  #main-area .main-detailList01 {
    display: block;
  }
  #main-area .main-detailList01 > .main-list {
    width: 100%;
    padding: 21px 0 19px 40px;
    border-right: none;
    border-bottom: 1px solid #CFCFCF;
  }
  #main-area .main-detailList01 > .main-list:first-child {
    border-left: none;
    border-top: 1px solid #CFCFCF;
  }
  #main-area .main-detailList01 > .main-list > .main-list_icon {
    top: 14px;
    left: 0;
    margin-left: 0;
  }
  #main-area .main-detailList01 > .main-list > .main-detailItem > .main-detailItem_title {
    margin-bottom: 15px;
    font-size: 0.938rem;
    line-height: 1.3;
    text-align: left;
  }
  #main-area .main-detailList01 > .main-list > .main-detailItem > .main-detailItem_cnt {
    font-size: 0.875rem;
  }
}

/* column */
#main-area .main-2col01 {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: row-reverse;
  flex-direction: row-reverse;
}
#main-area .main-2col01 > .main-col.main-typeDetail {
  width: 44.5%;
}
#main-area .main-2col01 > .main-col.main-typeImg {
  width: 50%;
}
#main-area .main-2col01 > .main-col:first-child {
  margin-left: 5.5%;
}
#main-area .main-2col01 > .main-col > .main-col_txt {
  margin-top: 10px;
  font-size: 0.938rem;
  text-align: center;
}

#main-area .main-2col02 {
  display: -ms-flexbox;
  display: flex;
}
#main-area .main-2col02 > .main-col.main-typeDetail {
  width: 55%;
}
#main-area .main-2col02 > .main-col.main-typeImg {
  width: 41%;
}
#main-area .main-2col02.main-typeImgRight > .main-col:first-child {
  margin-right: 4%;
}
#main-area .main-2col02.main-typeImgLeft {
  -ms-flex-direction: row-reverse;
  flex-direction: row-reverse;
}
#main-area .main-2col02.main-typeImgLeft > .main-col:first-child {
  margin-left: 4%;
}

#main-area .main-2col03 {
  display: -ms-flexbox;
  display: flex;
}
#main-area .main-2col03 > .main-col.main-typeDetail {
  width: 55.7%;
}
#main-area .main-2col03 > .main-col.main-typeImg {
  width: 41.3%;
}
#main-area .main-2col03 > .main-col:first-child {
  margin-right: 3%;
}

#main-area .main-2col04 {
  display: -ms-flexbox;
  display: flex;
  margin-top: 25px;
}
#main-area .main-2col04 > .main-col {
  width: 23.8%;
}
#main-area .main-2col04 > .main-col:not(:first-child) {
  margin-left: 1.6%;
}
#main-area .main-2col04 > .main-col > .main-colDetail {
  padding: 9px 0;
}
#main-area .main-2col04 > .main-col > .main-colDetail > .main-colList > .main-listItem {
  display: -ms-flexbox;
  display: flex;
  font-size: 0.875rem;
  line-height: 1.7;
}

@media screen and (max-width: 767px) {
  #main-area .main-2col01 {
    display: block;
  }
  #main-area .main-2col01 > .main-col.main-typeDetail {
    width: 100%;
  }
  #main-area .main-2col01 > .main-col.main-typeImg {
    width: 100%;
  }
  #main-area .main-2col01 > .main-col:first-child {
    margin-bottom: 43px;
    margin-left: 0;
  }
  #main-area .main-2col01 > .main-col > .main-col_txt {
    font-size: 0.813rem;
  }

  #main-area .main-2col02 {
    display: block;
  }
  #main-area .main-2col02 > .main-col.main-typeDetail {
    width: 100%;
  }
  #main-area .main-2col02 > .main-col.main-typeImg {
    width: 100%;
  }
  #main-area .main-2col02.main-typeImgRight > .main-col:first-child {
    margin-bottom: 43px;
    margin-right: 0;
  }
  #main-area .main-2col02.main-typeImgLeft > .main-col:first-child {
    margin-bottom: 43px;
    margin-left: 0;
  }

  #main-area .main-2col03 {
    display: block;
  }
  #main-area .main-2col03 > .main-col.main-typeDetail {
    width: 100%;
  }
  #main-area .main-2col03 > .main-col.main-typeImg {
    width: 100%;
  }
  #main-area .main-2col03 > .main-col:first-child {
    margin-bottom: 18px;
    margin-right: 0;
  }

  #main-area .main-2col04 {
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin-top: 20px;
  }
  #main-area .main-2col04 > .main-col {
    width: 48.7%;
    margin: 5% 0 0 2.6%;
  }
  #main-area .main-2col04 > .main-col:not(:first-child) {
    margin-left: 2.6%;
  }
  #main-area .main-2col04 > .main-col:nth-of-type(1),
  #main-area .main-2col04 > .main-col:nth-of-type(2) {
    margin-top: 0;
  }
  #main-area .main-2col04 > .main-col:nth-of-type(2n+1) {
    margin-left: 0;
  }
  #main-area .main-2col04 > .main-col > .main-imgCnt01 > .main-img {
    width: 100%;
  }
  #main-area .main-2col04 > .main-col > .main-colDetail {
    padding: 3px 0;
  }
  #main-area .main-2col04 > .main-col > .main-colDetail > .main-colList > .main-listItem {
    font-size: 0.75rem;
    line-height: 1.5;
  }
}

/* box */
#main-area .main-bgBox01 {
  width: 100%;
  max-width: 1200px;
  padding: 0 15px;
  margin: 0 auto 80px;
}
#main-area .main-bgBox01 > .main-bgBox_inner {
  padding: 40px 0 28px 370px;
  background-color: #ffffeb;
  border: 2px solid #acacac;
  position: relative;
  overflow: hidden;
  z-index: 0;
}
#main-area .main-bgBox01 > .main-bgBox_inner:before,
#main-area .main-bgBox01 > .main-bgBox_inner:after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 88px 87px 88px;
  border-color: transparent transparent #ffffd7 transparent;
  position: absolute;
  z-index: -1;
}
#main-area .main-bgBox01 > .main-bgBox_inner:before{
  margin-left: -20px;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
  top: -12px;
  left: 332px;
}
#main-area .main-bgBox01 > .main-bgBox_inner:after {
  -webkit-transform: rotate(135deg);
  transform: rotate(135deg);
  right: -57px;
  bottom: -12px;
}

#main-area .main-bgBox02 {
  width: 100%;
  height: 221px;
  background: url(../../../lp/optogenetics/img/img_bg01.jpg) center center no-repeat;
  background-size: cover;
  position: relative;
}
#main-area .main-bgBox02 > .main-bgBox_inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: center;
  justify-content: center;
  -ms-flex-align: center;
  align-items: center;
  width: 100%;
  height: 100%;
  padding-top: 20px;
  text-align: center;
}

@media screen and (max-width: 977px) {
  #main-area .main-bgBox01 {
    max-width: 100%;
    margin-bottom: 30px;
    padding: 0;
  }
  #main-area .main-bgBox01 > .main-bgBox_inner {
    padding: 25px 23px 20px;
    border: none;
  }
  #main-area .main-bgBox01 > .main-bgBox_inner:before,
  #main-area .main-bgBox01 > .main-bgBox_inner:after {
    border-width: 0 70px 70px 70px;
  }
  #main-area .main-bgBox01 > .main-bgBox_inner:before{
    top: -10px;
    left: -45px;
  }
  #main-area .main-bgBox01 > .main-bgBox_inner:after {
    right: -45px;
    bottom: -10px;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-bgBox02 {
    height: auto;
    padding: 47px 0 45px;
    background: url(../../../lp/optogenetics/img/img_bg01_sp.jpg) center center no-repeat;
    background-size: cover;
  }
  #main-area .main-bgBox02 > .main-bgBox_inner {
    padding-top: 0;
  }
}

/* inquiry */
#main-area .main-inquiryBlock {
  width: 100%;
  padding: 10px 15px;
  background-color: #222;
}
#main-area .main-inquiryBlock.main-fixed {
  position: fixed;
  bottom: 0;
  left: 0;
}
#main-area .main-inquiryBlock .main-inquiryBlock_inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: justify;
  justify-content: space-between;
  width: 100%;
  max-width: 1090px;
  margin: 0 auto;
}
#main-area .main-inquiryBlock .main-txtBox {
  margin-right: 20px;
}
#main-area .main-inquiryBlock .main-txtBox .main-txt {
  color: #fff;
  line-height: 1.75;
}
#main-area .main-inquiryBlock .main-btnBox {
  width: 58.11%;
  color: #fff;
  line-height: 1.75;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner {
  display: -ms-flexbox;
  display: flex;
  width: 100%;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner > *:not(:first-child) {
  margin-left: 2.94%;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn {
  display: -ms-flexbox;
  display: flex;
  width: 48.53%;
  padding: 0 15px;
  background-color: #FFF;
  border-radius: 2px;
  line-height: 1.2;
  word-break: break-all;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn .main-btn_item {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: center;
  justify-content: center;
  min-height: 60px;
  width: 100%;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn .main-btn_item .main-btn_item_inner {
  font-weight: bold;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_tel {
  font-size: 1.5rem;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_tel .main-btn_item .main-btn_item_inner {
  padding-left: 33px;
  position: relative;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_tel .main-btn_item .main-btn_item_inner:before {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  background: url(../../../lp/optogenetics/img/Icon_tel01.png) center center no-repeat;
  background-size: cover;
  position: absolute;
  top: 50%;
  left: 0;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_mail {
  font-size: 1.125rem;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_mail .main-btn_item .main-btn_item_inner {
  padding-left: 41px;
  position: relative;
}
#main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_mail .main-btn_item .main-btn_item_inner:before {
  content: '';
  display: block;
  width: 28px;
  height: 23px;
  margin-top: -12px;
  background: url(../../../lp/optogenetics/img/Icon_mail01.png) center center no-repeat;
  background-size: cover;
  position: absolute;
  top: 50%;
  left: 0;
}

@media all and (-ms-high-contrast: none) {
  #main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_tel .main-btn_item .main-btn_item_inner {
    padding-top: .3em;
  }
  #main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_mail .main-btn_item .main-btn_item_inner {
    padding-top: .2em;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-inquiryBlock {
    padding: 15px;
  }
  #main-area .main-inquiryBlock .main-inquiryBlock_inner {
    display: block;
    max-width: 100%;
  }
  #main-area .main-inquiryBlock .main-txtBox {
    margin-right: 0;
    margin-bottom: 10px;
  }
  #main-area .main-inquiryBlock .main-txtBox .main-txt {
    font-size: 0.875rem;
    text-align: center;
  }
  #main-area .main-inquiryBlock .main-btnBox {
    width: 100%;
  }
  #main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn .main-btn_item {
    min-height: 40px;
  }
  #main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_tel .main-btn_item .main-btn_item_inner {
    width: 20px;
    height: 20px;
    padding-left: 0;
  }
  #main-area .main-inquiryBlock .main-btnBox .main-btnBox_inner .main-btn.main-btn_mail .main-btn_item .main-btn_item_inner {
    width: 28px;
    height: 23px;
    padding-left: 0;
  }
}

/* section */
#main-area .main-sec01-01 {
  margin-top: 60px;
}
#main-area .main-sec01-02 {
  margin-top: 48px;
}
#main-area .main-sec01-03 {
  margin-top: 40px;
}
#main-area .main-sec01-04 {
  margin-top: 40px;
}

#main-area .main-sec02 {
  margin-top: 70px;
  padding: 60px 0 70px;
  background-color: #f5f5f5;
}
#main-area .main-sec02 .main-headingB01 {
  margin-bottom: 50px;
}
#main-area .main-sec02-01 {
  margin-top: 52px;
}

#main-area .main-sec03 {
  padding: 60px 0;
}
#main-area .main-sec03 .main-headingB01 {
  margin-bottom: 58px;
}
#main-area .main-sec03-01 {
  margin-top: 52px;
}

#main-area .main-sec04 {
  padding: 60px 0 70px;
  background-color: #f5f5f5;
}
#main-area .main-sec04 .main-headingB01 {
  margin-bottom: 70px;
}

#main-area .main-sec05 {
  padding: 60px 0 80px;
}
#main-area .main-sec05 .main-headingB01 {
  margin-bottom: 60px;
}

@media screen and (max-width: 767px) {
  #main-area .main-sec01-01 {
    margin-top: 33px;
  }
  #main-area .main-sec01-02 {
    margin-top: 30px;
  }
  #main-area .main-sec01-03 {
    margin-top: 36px;
  }
  #main-area .main-sec01-04 {
    margin-top: 36px;
  }

  #main-area .main-sec02 {
    margin-top: 50px;
    padding: 40px 0;
    background-color: #f5f5f5;
  }
  #main-area .main-sec02 .main-headingB01 {
    margin-bottom: 25px;
  }
  #main-area .main-sec02-01 {
    margin-top: 21px;
  }

  #main-area .main-sec03 {
    padding: 80px 0 40px;
  }
  #main-area .main-sec03 .main-headingB01 {
    margin-bottom: 25px;
  }
  #main-area .main-sec03-01 {
    margin-top: 21px;
  }

  #main-area .main-sec04 {
    padding: 40px 0 35px;
  }
  #main-area .main-sec04 .main-headingB01 {
    margin-bottom: 25px;
  }

  #main-area .main-sec05 {
    padding: 39px 0 46px;
  }
  #main-area .main-sec05 .main-headingB01 {
    margin-bottom: 25px;
  }
}

/* general */
#main-area .main-fwB {
  font-weight: bold !important;
}

#main-area .main-fcRed01 {
  color: #df0d23 !important;
}

#main-area .main-alignC {
  text-align: center !important;
}

#main-area .main-txtBg01 {
  background-color: #ffff46 !important;
}

@media screen and (min-width: 768px) {
  #main-area .main-spOnly {
    display: none !important;
  }
}

@media screen and (max-width: 767px) {
  #main-area .main-pcOnly {
    display: none !important;
  }
}