@charset "UTF-8";
/* ==================================================

コンテンツ:

	00. リセット
	01. 共通
	02. index.html
	03. header
	04. footer
	05. about.html
	06. works.html
	07. contact.html
	000. スマホ版

===================================================== */
/************************************************/
/*   00. リセット                               */
/************************************************/
* {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-style: normal;
  background-color: transparent;
}
body {
  margin: 0;
  line-height: 1;
  font-size: 14px;
  box-sizing: border-box;
  overflow-x: hidden;
  animation-name: fade-in;
  animation-duration: 2s;
  font-family: "acumin-pro-condensed", "a-otf-midashi-go-mb31-pr6n", sans-serif;
}
article,
aside,
footer,
header,
hgroup,
nav,
section {
  display: block;
}
nav,
li {
  list-style-type: none;
}
a {
  margin: 0;
  padding: 0;
  border: 0;
  color: #000;
  outline: none;
  font-size: 100%;
  text-decoration: none;
  background: transparent;
  vertical-align: baseline;
}
a,
a *,
a :after,
a :before {
  -webkit-transition: all ease .3s;
  transition: all ease .3s;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
input,
select {
  vertical-align: middle;
}
.clearfix:after {
  content: '';
  display: block;
  clear: both;
  height: 0;
}
/************************************************/
/*   01. 共通　　　                               */
/************************************************/
.flex-row {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row wrap;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.nav-1 .navigation {
  text-align: center;
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  height: 70px;
  flex-direction: row;
  justify-content: flex-end;
  align-items: flex-end;
  font-size: 1.7em;
  font-weight: 600;
  letter-spacing: 0.1em;
}
.nav-1 .navigation li {
  width: 65px;
  text-align: center;
}
.nav-1 .navigation li:nth-child(-n+3) {
  padding: 0 2% 5px 2%;
}
.nav-1 .navigation li a {
  position: relative;
}
.nav-1 .navigation li a span:before,
.nav-1 .navigation li a span:after {
  content: "";
  width: 100%;
  border-bottom: 1px solid #000;
  position: absolute;
  bottom: 2px;
  left: 0;
}
.nav-1 .navigation li a span:after {
  width: 0;
  margin-left: 0;
  -webkit-transition: all .2s ease;
  transition: all .2s ease;
}
.nav-1 .navigation li a .Logo {
  width: 70px;
  height: 70px;
  margin: 0 auto;
  background-image: url(../images/BIRTH-logo-mini.svg);
  background-size: 70px 350px;
}
.nav-1 .navigation li a:hover span:after {
  width: 100%;
  border-color: #fff;
}
.nav-1 .navigation li a:hover .Logo {
  animation: mini-logo 0.5s steps(4) infinite;
}
.nav-1 .navigation li:last-child {
  width: 120px;
}
.nav-1 .navigation li:last-child span {
  display: none;
}
@keyframes mini-logo {
  to {
    background-position: 0 -280px;
  }
}
.nav-2 .item {
  width: 50%;
  height: 78px;
}
.nav-2 .item.works {
  background: #ffff00;
}
.nav-2 .item.works a:hover {
  color: #dcdcdc;
}
.nav-2 .item.contact {
  background: #dcdcdc;
}
.nav-2 .item.contact a:hover {
  color: #ffff00;
}
.nav-2 .item a {
  display: block;
  font-size: 2em;
  padding: 25px 0;
  font-weight: 600;
  text-align: center;
  color: transparent;
  letter-spacing: 0.1em;
}
.nav-2.smp-nav ul li a {
  display: none;
}
.contents header {
  margin-top: 2%;
}
#nav-input {
  display: none;
}
/************************************************/
/*   02. index.html                             */
/************************************************/
#SplitBox {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  height: 100vh;
}
#SplitBox div {
  width: 50%;
}
#SplitBox div a {
  width: 100%;
  height: 100vh;
  display: block;
  position: relative;
  text-align: center;
}
#SplitBox div a span {
  opacity: 1;
  width: 50vw;
  display: block;
  position: absolute;
  bottom: 12.5vh;
  font-size: 2em;
  letter-spacing: 0.1em;
  font-style: normal;
  font-weight: 600;
}
#SplitBox div a span:before,
#SplitBox div a span:after {
  position: absolute;
  top: -10px;
  left: 50%;
  display: block;
  width: 50px;
  height: 4px;
  margin-left: -25px;
  content: '';
  background: #000;
}
#SplitBox div a span:after {
  width: 0;
  margin-left: 0;
  -webkit-transition: all .2s ease;
  transition: all .2s ease;
}
#SplitBox div a:hover span:after {
  width: 50px;
  margin-left: -25px;
}
#SplitBox #WORKS {
  position: relative;
  z-index: 0;
  content: "";
  display: block;
  overflow: hidden;
  background: #ffff00;
  background-size: cover;
  background-position: center center;
}
#SplitBox #WORKS a:hover span:after {
  background: #dcdcdc;
}
#SplitBox #CONTACT {
  position: relative;
  z-index: 0;
  content: "";
  display: block;
  overflow: hidden;
  background: #dcdcdc;
  background-size: cover;
  background-position: center center;
}
#SplitBox #CONTACT a:hover span:after {
  background: #ffff00;
}
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
/* indexメインロゴ */
#Main_Logo {
  z-index: 9999;
  position: absolute;
  top: 50%;
  left: 50%;
  padding-left: 2px;
  margin-top: -228px;
  margin-left: -132px;
  text-align: center;
}
#Main_Logo a {
  display: block;
  width: 100%;
  height: 100%;
}
#Main_Logo a .Logo {
  z-index: 3;
  width: 265px;
  height: 251px;
  text-align: center;
  background-image: url(../images/BIRTH_logo-animation.svg);
  background-size: 265px 10291px;
  animation: tail 5s steps(40) infinite;
}
#Main_Logo a .Full-Logo {
  z-index: 1;
  margin-top: 20px;
  animation: fulllogo 3s;
}
#Main_Logo a .hover {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -40px;
  opacity: 0;
  font-size: 2em;
  letter-spacing: 0.1em;
  font-style: normal;
  font-weight: 600;
}
#Main_Logo a .hover span {
  position: relative;
}
#Main_Logo a .hover span:before,
#Main_Logo a .hover span:after {
  position: absolute;
  top: -10px;
  left: 50%;
  display: block;
  width: 50px;
  height: 4px;
  margin-left: -25px;
  content: '';
  background: #000;
}
#Main_Logo a .hover span:before {
  width: 0;
  margin-left: 0;
  -webkit-transition: all .6s ease;
  transition: all .6s ease;
}
#Main_Logo a .hover span:after {
  width: 0;
  margin-left: 0;
  -webkit-transition: all .2s ease;
  transition: all .2s ease;
}
#Main_Logo a:hover .Logo,
#Main_Logo a:hover .Full-Logo {
  opacity: 0;
}
#Main_Logo a:hover .hover {
  opacity: 1;
}
#Main_Logo a:hover .hover span:before {
  width: 50px;
  margin-left: -25px;
}
@keyframes tail {
  to {
    background-position: 0 -10040px;
  }
}
@keyframes fulllogo {
  0% {
    margin-top: -1500px;
  }
  100% {
    margin-top: 20px;
    -webkit-transform: translateY(0px);
    transform: translateY(0px);
  }
}
/************************************************/
/*   03. header                                */
/***********************************************/
header#IndexHead {
  width: 70vw;
  position: absolute;
  top: 5%;
  left: 50%;
  margin-left: -35vw;
}
/************************************************/
/*   04. footer                                */
/***********************************************/
footer {
  background: #fff;
  font-weight: bold;
}
footer .container {
  width: 70vw;
  margin: 0 auto;
}
footer .container .footer-columns {
  height: 170px;
  font-size: 1.2em;
  padding: 70px 50px;
  letter-spacing: 0.1em;
  align-items: flex-end;
}
footer .container .footer-columns .col {
  width: 32%;
}
footer .container .footer-columns .footer-address address {
  line-height: 1.3em;
}
footer .container .footer-columns .footer-address address p:nth-of-type(1) {
  margin-bottom: 40px;
}
footer .container .footer-columns .footer-copyright {
  text-align: right;
}
/************************************************/
/*   05. about.html                             */
/***********************************************/
#Wrapper {
  width: 100vw;
}
#Wrapper .yellow {
  background-color: #ffff00;
}
#Wrapper .glay {
  background-color: #dcdcdc;
}
#Wrapper .content-box {
  height: 100%;
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  flex-flow: row nowrap;
  justify-content: center;
  align-items: stretch;
  align-content: flex-start;
}
#Wrapper .content-box .contents {
  padding: 2%;
  width: 70vw;
  background: #fff;
}
#Wrapper .content-box .contents h1 {
  width: 100%;
  height: 200px;
  margin-top: 15%;
}
#Wrapper .content-box .contents h1 img {
  width: 148px;
  height: 182px;
  margin: 0 auto;
  display: block;
  padding-left: 2px;
  animation: fulllogo 2s;
}
#Wrapper .content-box .contents h1 img.contact {
  width: 200px;
}
#Wrapper .content-box .contents h1 span {
  display: none;
}
#Wrapper .content-box .contents .fade-contents {
  width: 75%;
  margin: 5% auto;
  animation: fade-contents 4s;
  font-family: "a-otf-midashi-go-mb31-pr6n";
}
#Wrapper .content-box .contents .fade-contents .about-text {
  text-align: justify;
  line-height: 2.5em;
  letter-spacing: 0.1em;
  margin: 0px auto;
  width: 750px;
  max-width: 100%;
}
#Wrapper .content-box .contents .fade-contents h2 {
  font-size: 2em;
  text-align: center;
  margin: 10% 0;
}
#Wrapper .content-box .contents .fade-contents dl dt,
#Wrapper .content-box .contents .fade-contents dl dd {
  float: left;
  padding: 3% 0;
  line-height: 35px;
  border-bottom: 1px solid #000;
}
#Wrapper .content-box .contents .fade-contents dl dt {
  width: 30%;
}
#Wrapper .content-box .contents .fade-contents dl dt:last-of-type {
  border-bottom: none;
}
#Wrapper .content-box .contents .fade-contents dl dd {
  width: 70%;
}
#Wrapper .content-box .contents .fade-contents dl dd:last-of-type {
  border-bottom: none;
  margin-bottom: 10%;
}
@keyframes fade-contents {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
/************************************************/
/*   06. works.html                             */
/***********************************************/
#Wrapper .contents .cp_arrows *,
#Wrapper .contents .cp_arrows *:before,
#Wrapper .contents .cp_arrows *:after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
#Wrapper .contents .cp_arrows {
  position: relative;
  display: flex;
  height: 300px;
  margin-right: 25px;
  justify-content: center;
  align-items: center;
}
#Wrapper .contents .cp_arrows .cp_arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate3d(-50%, -50%, 0);
  transform: translate3d(-50%, -50%, 0);
  -webkit-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
  opacity: 0;
}
#Wrapper .contents .cp_arrows .cp_arrow:before,
#Wrapper .contents .cp_arrows .cp_arrow:after {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 30px;
  height: 3px;
  content: '';
  background: #000;
}
#Wrapper .contents .cp_arrows .cp_arrow:before {
  -webkit-transform: rotate(45deg) translateX(-23%);
  transform: rotate(45deg) translateX(-23%);
  -webkit-transform-origin: top left;
  transform-origin: top left;
}
#Wrapper .contents .cp_arrows .cp_arrow:after {
  -webkit-transform: rotate(-45deg) translateX(23%);
  transform: rotate(-45deg) translateX(23%);
  -webkit-transform-origin: top right;
  transform-origin: top right;
}
#Wrapper .contents .cp_arrows .arrow-first {
  -webkit-animation: arrow-move08 2s ease-in-out infinite;
  animation: arrow-move08 2s ease-in-out infinite;
}
#Wrapper .contents .cp_arrows .arrow-second {
  -webkit-animation: arrow-move08 2s 1s ease-in-out infinite;
  animation: arrow-move08 2s 1s ease-in-out infinite;
}
#Wrapper .contents .fade-contents {
  position: relative;
}
#Wrapper .contents .fade-contents svg.works {
  width: 780px;
  height: 780px;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -390px;
}
#Wrapper .contents .fade-contents svg.works circle {
  fill: none;
  stroke: #000;
  stroke-width: 5px;
  stroke-dasharray: 10 10;
  animation: circle 3s;
}
#Wrapper .contents .fade-contents .two-circle {
  width: 500px;
  height: 600px;
  margin: 0 auto;
}
#Wrapper .contents .fade-contents .two-circle div {
  width: 500px;
  position: absolute;
  top: 15%;
  left: 50%;
  margin-left: -325px;
}
#Wrapper .contents .fade-contents .two-circle div .spinner {
  width: 380px;
  height: 380px;
  margin: 0 auto;
  border-radius: 100%;
  position: absolute;
  top: 0;
  -webkit-animation: scaleout 5s ease;
  animation: scaleout 5s ease;
}
#Wrapper .contents .fade-contents .two-circle div .spinner.glay {
  left: 0;
  text-align: left;
  background-blend-mode: multiply;
  background-color: rgba(220, 220, 220, 0.6);
}
#Wrapper .contents .fade-contents .two-circle div .spinner.yellow {
  right: 0;
  text-align: right;
  background-blend-mode: multiply;
  background-color: rgba(255, 255, 0, 0.6);
}
#Wrapper .contents .fade-contents .two-circle div .spinner span {
  width: 200px;
  line-height: 1.5em;
  font-size: 1.8em;
  margin-top: -37px;
  letter-spacing: 0.3em;
  position: absolute;
  top: 50%;
}
#Wrapper .contents .fade-contents .two-circle div .spinner span.left {
  left: 50px;
}
#Wrapper .contents .fade-contents .two-circle div .spinner span.right {
  right: 50px;
}
#Wrapper .contents .fade-contents .arrow {
  position: relative;
  width: 100%;
  height: 400px;
  margin-bottom: 5%;
}
#Wrapper .contents .fade-contents .arrow span {
  position: absolute;
}
#Wrapper .contents .fade-contents .arrow span.left {
  top: 100px;
  left: 3%;
  animation: leftarrow 2s infinite;
}
#Wrapper .contents .fade-contents .arrow span.left .factory {
  position: absolute;
  top: 70px;
  left: -150px;
}
#Wrapper .contents .fade-contents .arrow span.center {
  top: 130px;
  left: 50%;
  margin-left: -50px;
  animation: centerarrow 2s infinite;
}
#Wrapper .contents .fade-contents .arrow span.center .building {
  position: absolute;
  top: 90px;
  margin-left: -46px;
}
#Wrapper .contents .fade-contents .arrow span.right {
  top: 100px;
  right: 15%;
  animation: rightarrow 2s infinite;
}
#Wrapper .contents .fade-contents .arrow span.right .shop {
  display: block;
  position: absolute;
  right: -140px;
  top: 85px;
}
#Wrapper .contents .fade-contents .arrow span img {
  display: block;
}
#Wrapper .contents .fade-contents p {
  text-align: center;
  font-size: 1.3em;
  line-height: 2em;
  margin-bottom: 10%;
}
#Wrapper .contents .fade-contents .works-text {
  margin-bottom: 0;
  font-size: 1.8em;
  line-height: 1.5em;
  letter-spacing: 0.1em;
}
#Wrapper .contents .fade-contents #SmpWorks {
  display: none;
}
@-webkit-keyframes arrow-move08 {
  0% {
    top: 35%;
    opacity: 0;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@keyframes arrow-move08 {
  0% {
    top: 35%;
    opacity: 0;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@keyframes circle {
  0% {
    stroke-dasharray: 0 0;
  }
  100%,
  to {
    stroke-dasharray: 10 10;
  }
}
@-webkit-keyframes scaleout {
  0% {
    -webkit-transform: scale(0);
  }
  100% {
    -webkit-transform: scale(1);
    opacity: 1;
  }
}
@keyframes scaleout {
  0% {
    transform: scale(0);
    -webkit-transform: scale(0);
  }
  100% {
    transform: scale(1);
    -webkit-transform: scale(1);
    opacity: 1;
  }
}
@keyframes leftarrow {
  0% {
    transform: translate(0, 0);
  }
  20% {
    transform: translate(-10px, 10px);
  }
  40% {
    transform: translate(0, 0);
  }
}
@keyframes centerarrow {
  0% {
    transform: translate(0, 0);
  }
  20% {
    transform: translate(0, 10px);
  }
  40% {
    transform: translate(0, 0);
  }
}
@keyframes rightarrow {
  0% {
    transform: translate(0, 0);
  }
  20% {
    transform: translate(10px, 10px);
  }
  40% {
    transform: translate(0, 0);
  }
}
/************************************************/
/*   000. スマホ版                               */
/************************************************/
@media screen and (max-width: 800px) {
  a {
    opacity: 5;
  }
  header#IndexHead,
  header.internal-header {
    width: 100vw;
    top: 0;
    left: 0;
    margin-left: 0;
    z-index: 99999;
  }
  header#IndexHead .nav-1,
  header.internal-header .nav-1 {
    position: relative;
  }
  header#IndexHead .nav-1 .nav-unshown,
  header.internal-header .nav-1 .nav-unshown {
    display: none;
  }
  header#IndexHead .nav-1 #nav-open,
  header.internal-header .nav-1 #nav-open {
    width: 30px;
    height: 22px;
    padding: 5%;
    display: inline-block;
    vertical-align: middle;
    position: absolute;
    top: 0;
    right: 0;
    cursor: pointer;
  }
  header#IndexHead .nav-1 #nav-open span,
  header.internal-header .nav-1 #nav-open span,
  header#IndexHead .nav-1 #nav-open span:before,
  header.internal-header .nav-1 #nav-open span:before,
  header#IndexHead .nav-1 #nav-open span:after,
  header.internal-header .nav-1 #nav-open span:after {
    position: absolute;
    height: 3px;
    width: 25px;
    border-radius: 3px;
    background: #000;
    display: block;
    content: '';
  }
  header#IndexHead .nav-1 #nav-open span:before,
  header.internal-header .nav-1 #nav-open span:before {
    bottom: -8px;
  }
  header#IndexHead .nav-1 #nav-open span:after,
  header.internal-header .nav-1 #nav-open span:after {
    bottom: -16px;
  }
  header#IndexHead .nav-1 #nav-close,
  header.internal-header .nav-1 #nav-close {
    display: none;
    position: fixed;
    z-index: 99;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: black;
    opacity: 0;
    transition: 0.3s ease-in-out;
  }
  header#IndexHead .nav-1 .navigation,
  header.internal-header .nav-1 .navigation {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    overflow: auto;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 9999;
    width: 55%;
    height: 100%;
    background: #fff;
    transition: 0.3s ease-in-out;
    -webkit-transform: translateX(105%);
    transform: translateX(105%);
  }
  header#IndexHead .nav-1 .navigation li,
  header.internal-header .nav-1 .navigation li {
    width: 100%;
    margin: 3%;
    text-align: left;
  }
  header#IndexHead .nav-1 .navigation li:first-child,
  header.internal-header .nav-1 .navigation li:first-child {
    display: block;
  }
  header#IndexHead .nav-1 .navigation li a span:before,
  header.internal-header .nav-1 .navigation li a span:before,
  header#IndexHead .nav-1 .navigation li a span:after,
  header.internal-header .nav-1 .navigation li a span:after {
    display: none;
  }
  header#IndexHead .nav-1 .navigation li:last-child span,
  header.internal-header .nav-1 .navigation li:last-child span {
    display: block;
    padding-left: 2%;
  }
  header#IndexHead .nav-1 .navigation li:last-child .Logo,
  header.internal-header .nav-1 .navigation li:last-child .Logo {
    display: none;
  }
  header#IndexHead .nav-1 #nav-input:checked ~ #nav-close,
  header.internal-header .nav-1 #nav-input:checked ~ #nav-close {
    display: block;
    opacity: .5;
  }
  header#IndexHead .nav-1 #nav-input:checked ~ .navigation,
  header.internal-header .nav-1 #nav-input:checked ~ .navigation {
    -webkit-transform: translateX(0%);
    transform: translateX(0%);
    box-shadow: 6px 0 25px rgba(0, 0, 0, 0.15);
  }
  #Main_Logo {
    margin-top: -136px;
    margin-left: -75px;
  }
  #Main_Logo a .Logo {
    z-index: 3;
    width: 150px;
    height: 142px;
    text-align: center;
    background-image: url(../images/BIRTH_logo-animation.svg);
    background-size: 150px 5824px;
    animation: tail 5s steps(40) infinite;
  }
  #Main_Logo a .Full-Logo img {
    width: 84px;
    height: auto;
  }
  @keyframes tail {
    to {
      background-position: 0 -5682px;
    }
  }
  footer .container {
    width: 95vw;
  }
  footer .container .footer-columns {
    height: auto;
    padding: 10% 3%;
    flex-flow: column wrap;
  }
  footer .container .footer-columns .col {
    width: 100%;
  }
  footer .container .footer-columns .footer-copyright {
    margin-top: 5%;
    text-align: left;
  }
  footer .nav-2 {
    display: none;
  }
  .nav-2 {
    display: none;
  }
  #Wrapper .content-box .contents {
    width: 100vw;
  }
  #Wrapper .content-box .contents h1 {
    margin-top: 30%;
  }
  #Wrapper .content-box .contents h1 img {
    width: 100px!important;
    height: auto;
  }
  #Wrapper .content-box .contents .fade-contents {
    width: 90%;
    height: auto;
  }
  #Wrapper .content-box .contents .fade-contents p {
    font-size: 1em;
  }
  #Wrapper .content-box .contents .fade-contents p.about-text {
    letter-spacing: normal;
  }
  #Wrapper .content-box .contents .fade-contents h2 {
    margin: 15% 0;
  }
  #Wrapper .content-box .contents .fade-contents #Content1,
  #Wrapper .content-box .contents .fade-contents #Content2 {
    display: none!important;
  }
  #Wrapper .content-box .contents .fade-contents #SmpWorks {
    display: block;
  }
  #Wrapper .content-box .contents .fade-contents #SmpWorks img {
    width: 90vw;
    height: auto;
  }
  #Wrapper .content-box .contents .fade-contents #SmpWorks p {
    width: 90vw;
    margin: 10% 0;
  }
  #Wrapper .background-box {
    display: flex;
    flex-direction: row;
  }
  #Wrapper .background-box .yellow a,
  #Wrapper .background-box .glay a {
    display: block;
  }
  #Wrapper .nav-2.smp-nav {
    display: block;
  }
  #Wrapper .nav-2.smp-nav ul li a {
    color: #000;
    display: block;
  }
  #Wrapper .nav-2.smp-nav ul li.works a:hover {
    color: #dcdcdc;
  }
  #Wrapper .nav-2.smp-nav ul li.contact a:hover {
    color: #ffff00;
  }
}