header {
  position: absolute;
	left:50%;
	transform: translateX(-50%);
}

header nav ul {
  clear: both;
  overflow: hidden;
  padding: 20px 0 0 80px;
	display: flex;
}

header nav ul li {
	white-space: nowrap;
}

header nav ul li a {
  color: #333;
  font-size: 20px;
  border-right: 1px solid #00949C;
  padding-right: 30px;
  margin-right: 30px;
  display: block;
  line-height: 1;
  letter-spacing: 7px;
  text-shadow:0 0 5px #FFF;
}

header nav ul li a:hover{
  text-decoration: underline;
}

header nav ul li:last-child a {
  border-right: 0;
}

/*子階層以降共通*/
header nav ul li ul{
	position: absolute;
	left:50%;
	transform: translateX(-50%);
}
header nav ul li li {
    height: 0;
    overflow: hidden;
    transition: .5s;
}

header nav ul li:hover > ul > li {
    height: 2rem;
    overflow: visible;
}
p.back {
	max-width:550px;
	margin: 50px auto;
}
p.back img{
	width:50px;
}
.mt50{
	margin-top: 50px;
}
#sns{
	position:absolute;
	right:20px;
	top:20px;
}
#sns li{
	float:left;
	margin-left:20px;
}
@media only screen and (max-width:736px) {
	p.back{
		margin: 50px 15px;
	}
	  header nav ul{
    padding: 50px 30px 30px 30px;
	  display: block;
}
  header nav ul li{
    float: none;
    text-align: left;
    border-bottom: 1px solid rgba(0, 148, 156, 0.6);
    padding: 20px 10px 20px 10px;
    padding-bottom: 20px;
  }
  header nav ul li a{
    border-right: 0;
    font-size: 16px;
  }
	header nav ul li ul{
	position: static;
	left:50%;
	transform: translateX(0);
		padding: 10px 0 0 0;
}
	header nav ul li ul li {
		border-bottom: none;
		padding-left: 0;
	}
	header nav ul li ul li a{
		padding: 0;
	}
	header nav ul li ul li a:after{
		content:">";
		display: inline-block;
		transform: scale(0.7,1);
		position: absolute;
		color: #00ada9;
		right:0;
	}
	#sns{
		right:90px;
	}
	#sns li{
		width:30px;
		margin-left:10px;
	}
}
h1.logo {
  position: absolute;
  right: 80px;
  bottom: 20px;
}

.kv_wrap {
  background: url(../img/kv.png) center center no-repeat;
  height: 600px;
  max-width: 1358px;
  margin: auto;
  position: relative;
}
.kv_wrap2 {
  background: url(../img/kv2.png) center center no-repeat;
  height: 600px;
  max-width: 1358px;
  margin: auto;
  position: relative;
}
@media only screen and (max-width:736px) {
  h1.logo{
    left: 10px;
    right: inherit;
    top: 10px;
    bottom: inherit;
    width: 140px;
  }
  .kv_wrap {
    background: url(../img/kv_sp.png) center top no-repeat;
	background-size:100% auto;
    height: 470px;
  }
  .kv_wrap2 {
    background: url(../img/kv2_sp.png) center top no-repeat;
	background-size:100% auto;
    height: 470px;
  }

  .menu-trigger span {
    display: inline-block;
    transition: all .4s;
    box-sizing: border-box;
  }

  .menu-trigger {
    opacity: 0;
  }

  .menu-trigger,
  .sp_menu-trigger {
    width: 20px;
    height: 25px;
    position: relative;
    display: block;
    cursor: pointer;
    margin-left: 20px;
    /* opacity: 0;
  position: absolute;
  top:23px;
  right: 0; */
    display: none;
  }

  .menu-trigger span, .sp_menu-trigger span {
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #21135F;
    display: block;
    /* border-radius: 4px; */
    position: absolute;
  }

  .menu-trigger span:nth-of-type(1) {
    top: 0;
  }

  .menu-trigger span:nth-of-type(2) {
    top: 10px;
  }

  .menu-trigger span:nth-of-type(3) {
    top: 20px;
  }

  .menu-trigger.nav_show span:nth-of-type(1), .menu-trigger.nav_show span:nth-of-type(3) {
    width: 20px;
  }

  .menu-trigger.nav_show span:nth-of-type(2) {
    display: none;
  }

  .menu-trigger.nav_show span:nth-of-type(1) {
    -webkit-transform: translate(-1px, 10px) rotate(-45deg);
    transform: translate(0, 0) rotate(-45deg);
    top: 10px;
  }

  .menu-trigger.nav_show span:nth-of-type(3) {
    top: 10px;
    -webkit-transform: translate(-1px, -13px) rotate(45deg);
    transform: translate(0, 0) rotate(45deg);
  }

  .menu-trigger span {
    display: inline-block;
    transition: all .4s;
    box-sizing: border-box;
  }

  .menu-trigger {
    opacity: 0;
  }

  .menu-trigger, .sp_menu-trigger {
    width: 20px;
    height: 25px;
    position: relative;
    display: block;
    cursor: pointer;
    margin-left: 20px;
    /* opacity: 0;
    position: absolute;
    top:23px;
    right: 0; */
  }

  .menu-trigger, .sp_menu-trigger {
    opacity: 1;
    right: 0;
    position: fixed;
    top: 0;
    /* background: #fff; */
    background: rgba(255, 255, 255, 0.6);
    width: 61px;
    height: 61px;
  }

  .sp_menu-trigger span {
    left: 0;
    width: 50%;
    height: 3px;
    margin: auto;
    left: 0;
    right: 0;
    background-color: #00ADA9;
    display: block;
    /* border-radius: 4px; */
    position: absolute;
  }

  .sp_menu-trigger span:nth-of-type(1) {
    top: 17px;
  }

  .sp_menu-trigger span:nth-of-type(2) {
    top: 30px;
  }

  .sp_menu-trigger span:nth-of-type(3) {
    top: 42px;
  }

  .menu-trigger.close-btn span:nth-of-type(1), .menu-trigger.close-btn span:nth-of-type(3) {
    width: 25px;
  }

  .menu-trigger.close-btn span:nth-of-type(2) {
    display: none;
  }

  .menu-trigger.close-btn span:nth-of-type(1) {
    -webkit-transform: translate(-1px, 10px) rotate(-45deg);
    transform: translate(0, 0) rotate(-45deg);
    top: 10px;
  }

  .menu-trigger.close-btn span:nth-of-type(3) {
    top: 10px;
    -webkit-transform: translate(-1px, -13px) rotate(45deg);
    transform: translate(0, 0) rotate(45deg);
  }

  .menu-trigger.close-btn {
    z-index: 99999999;
    top: 20px;
    right: 20px;
    left: inherit;
    background: none;
    width: 20px;
    height: 20px;
  }

  .menu-trigger.close-btn span {
    background: #00949C;
  }

  .menu-trigger.close-btn:hover {
    opacity: 1;
  }

}

/* コンテンツ部分　共通 */
.content {
  max-width: 1200px;
  margin: auto;
}
ul.about_list{
	max-width: 980px;
	margin: 0 auto;
}
h2.title {
  font-size: 42px;
  font-weight: normal;
  color: #00ADA9;
  margin-bottom: 20px;
	text-align: center;
}

section {
  margin-bottom: 80px;
}

@media only screen and (max-width:736px){
  .content{
    padding: 0 15px;
  }
  h2.title{
    font-size: 23px;
  }
  section{
    margin-bottom: 40px;
  }
}

/* 鼻ヘルパーとは */
.about_list li {
  background: #00ADA9;
  color: #fff;
  font-size: 22px;
  text-align: center;
  padding: 18px 0;
  margin-bottom: 8px;
  border-radius: 5px;
}



#about .title+img {
  text-align: right;
  width: 280px;
  display: inline-block;
  vertical-align: bottom;
  position: relative;
  right: -40px;
}

#about .intro {
  margin: 50px auto 0 auto;
  text-align: center;
	max-width: 980px;
}

#about .intro h3 {
  font-size: 25px;
  color: #00ADA9;
  font-weight: normal;
  margin-bottom: 15px;
  text-align: left;
}

#about .intro>p {
  font-size: 20px;
  text-align: left;
}

#about .intro ul {
  display: inline-block;
  clear: both;
  overflow: hidden;
  margin-top: 40px;
}

#about .intro ul li {
  float: left;
}

#about .intro ul li:nth-child(2) {
  margin: 0 30px;
}

#about .intro ul li p {
  color: #00ADA9;
  font-size: 23px;
}

@media only screen and (max-width:736px){
  #about .title+img{
    width: 120px;
  }
  .about_list li{
    padding: 15px 10px;
    font-size: 16px;
  }
  #about .intro{
    margin-top: 40px;
  }
  #about .intro h3{
    font-size: 20px;
  }
  #about .intro>p{
    font-size: 16px;
  }
  #about .intro ul li{
    width: 26%;
    margin: 0;
  }
  #about .intro ul li p{
    font-size: 14px;
  }
}


/* 使いかた */

#howto .content ul {
  text-align: center;
}

#howto .content ul li {
  margin-bottom: 5px;
}

#nature .content>p {
  font-size: 20px;
  margin-bottom: 30px;
}

.nature_content2 {
  text-align: center;
}

.nature_content2>img {
  margin: 40px 0 10px 0;
}

.nature_content2 .feature,
.nature_content2 .specification {
  border-radius: 5px;
  border: 1px solid #00ADA9;
}

.nature_content2 table {
  width: 100%;
  border-radius: 5px;
}

.nature_content2 table th,
.nature_content2 table td {
  font-size: 14px;
}

.nature_content2 table th {
  background: #00ADA9;
  color: #fff;
  width: 120px;
  font-size:105%;
}

.nature_content2 table td {
  padding: 10px;
  text-align: left;
}

.nature_content2 .feature {
  margin-bottom: 10px;
}

@media only screen and (max-width:736px){
  #nature .content>p{
    font-size: 16px;
  }
  .nature_content2 table th{
    width: 70px;
	font-size:100%;
  }
}
.nature_content2 .specification ul li {
	margin-bottom:5px !important;
}
.nature_content2 .specification ul li dl {
	overflow:hidden;
	clear:both;
}
.nature_content2 .specification ul li dl dt{
	width:17%;
	float:left;
	clear:left;
	background:rgba(0,173,169,.1);
	padding:5px;
	box-sizing:border-box;
	margin-right:2%;
	text-align:center;
}
.nature_content2 .specification ul li dl dd{
	float:left;
	width:81%;
	padding:5px;
	box-sizing:border-box;
}
@media only screen and (max-width:736px){
	.nature_content2 .specification ul li dl dt{
		width:auto;
		clear:both;
		float:none;
		text-align:left;
	}
	.nature_content2 .specification ul li dl dd{
		float:none;
		width:auto
	}
}
footer {
  background: #00ADA9;
  padding: 30px 0;
}

.footer_link {
  max-width: 764px;
  margin: auto;
  border-bottom: 1px solid #fff;
}

.footer_link p {
  margin-bottom: 5px;
}

.footer_link a {
  color: #fff;
  position: relative;
  padding-left: 15px;
  margin-left: 10px;
  font-size: 16px;
}

.footer_link a::before {
  content: "";
  position: absolute;
  top: 55%;
  transform: translate(0, -50%)rotate(45deg);
  -moz-transform: translate(0, -50%)rotate(45deg);
  -webkit-transform: translate(0, -50%)rotate(45deg);
  display: inline-block;
  left: 0;
  width: 7px;
  height: 7px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}

footer .copy {
  text-align: center;
  color: #fff;
  font-size: 17px;
  margin-top: 20px;
}

@media only screen and (max-width:736px){
  footer{
    padding: 20px 0;
  }
  .footer_link a{
    font-size: 14px;
  }

  footer .copy{
    font-size: 14px;
  }
}

@media only screen and (max-width:736px) {
  .pc {
    display: none !important;
  }
}

@media only screen and (max-width: 1025px) and (min-width: 736px) {
  .sp {
    display: none;
  }
}

@media (min-width: 736px) {
  .sp {
    display: none !important;
  }
}
.buy {
	margin-bottom:50px;
	text-align:center;
}

.buy2 {
	margin-bottom:50px;
	text-align:center;
	max-width: 240px;
	margin: 0 auto;
}
.buy2:last-child{
	margin-bottom: 100px;
}
@media (max-width: 736px) {
	.buy {
		margin-top:25px;
	}
}
.buy a{
	background:#DA1C5C;
	padding:20px 40px;
	border-radius:30px;
	color:#FFF;
}
p.link{
	border-bottom:4px double #00ADA9;
	width:300px;
	margin:25px auto 0 auto;
	padding-bottom:10px;
}
p.link a{
	transition:all 0.3s ease-in-out;
}
p.link a:hover{
	color:#00ADA9;
}

@media (max-width: 736px) {
	p.link a{
		font-size:14px;
	}
}

ul.download {
	overflow:hidden;
	clear:both;
	margin:0 0 0;
}
ul.download li {
	float:left;
	width:48%;
	margin:0 4% 4% 0;
	text-align:center
}
ul.download li:nth-child(2n){
	margin-right:0;
}
ul.download li a{
	border:2px solid #00ADA9;
	border-radius:50px;
	padding:10px;
	color:#00ADA9;
	transition:all 0.3s ease-in-out;
	display:block;
}
ul.download li a:hover{
	background:#00ADA9;
	color:#FFF;
}
@media (max-width: 736px) {
ul.download li {
	float:none;
	width:auto;
	font-size:14px;
	margin-right:0;
}
ul.download {
	margin: 0;
}	
	ul.download li a{
		display:block;
	}
ul.download li:last-child{
	margin-bottom:0;
}
}
.top-btns p{
	text-align: center;
	font-size:24px;
	margin: 50px 0;
}
.top-btns p:after{
	content:"↓";
	display: block;
	animation:pointer 1s ease-in-out infinite;
	position: relative;
}
@keyframes pointer{
	0%{
		top:0;
	}
	100%{
		top:15px;
		opacity: 0;
	}
}
.top-btns ul{
	display: flex;
	justify-content: space-between;
	max-width: 1000px;
	margin: 0 auto 50px auto;
}
.top-btns ul li a{
	display: block;
	transition: all 0.3s ease-in-out;
}
.top-btns ul li a:hover{
	opacity: 0.7;
}
@media (max-width: 736px) {
	.top-btns p{
	text-align: center;
	font-size:16px;
	margin: 25px 15px;
}
	.top-btns ul{
		margin: 15px;
}
	.top-btns ul li{
		width:49%;
	}
}
.btns ul{
	display: flex;
	justify-content: space-between;
	max-width: 550px;
	margin: 0 auto;
}
@media (max-width: 736px) {
	.btns ul{
	display:block;
	justify-content: space-between;
	max-width: 550px;
	margin: 0 15px 50px 15px;
}
	.btns ul li:nth-child(1){
		margin-bottom: 20px;
	}
	.btns ul li p a{
		display: block;
	}
	.btns ul li p{
		margin: 0 !important;
	}
}
.faq{
	max-width: 800px;
	margin: 0 auto;
}
.video{
	max-width: 980px;
	margin: 25px auto 0 auto;
}
video{
	max-width: 100%;
}
#relations{
	background: #F7F7F7;
	text-align: center;
	padding: 50px 0;
}
#relations p{
	background: #FFF;
	max-width: 980px;
	margin: 0 auto;
	padding-bottom: 50px;
}
@media (max-width: 736px) {
	#relations{
		padding: 30px 15px;
}
}
ul.koe{
	display: flex;
	justify-content: space-between
}
ul.koe li{
	width:48%;
}
@media (max-width: 736px) {
	ul.koe{
		display: block;
	}
	ul.koe li{
		width:auto;
	}
}