@charset "UTF-8";

/*
*
reset
*
*/
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
legend,
input,
p,
blockquote,
th,
td,
figure {
  margin: 0;
  padding: 0;
}

address,
caption,
cite,
code,
dfn,
th,
var {
  font-style: normal;
  font-weight: normal;
}

li {
  list-style-type: none;
}

html {
  position: relative;
  width: 100%;
}

body {
  line-height: 1.7;
  font-family: Hiragino Sans, "ヒラギノ角ゴシック", Hiragino Kaku Gothic ProN, "ヒラギノ角ゴ ProN W3", Roboto, "Droid Sans", YuGothic, "游ゴシック", Meiryo, "メイリオ", Verdana, "ＭＳ Ｐゴシック", sans-serif;
  background-color: #fcfcfc;
  letter-spacing: 0rem;
}

img {
  font-size: 10px;
}

small {
  font-size: 0.875em;
  color: #666666;
  display: inline-block;
  line-height: 1.5;
}

.round-title {
  padding: 0.1rem;
  background-color: #6560b1;
  color: white;
  border-radius: 50px;
  margin: 0 auto;
  width: 40%;
  text-align: center;
  font-size: 1rem;
  font-weight: bold;
}

button,
a,
input.form_btn {
  -webkit-transition: opacity 0.3s ease;
  transition: opacity 0.3s ease;
}

button:hover,
a:hover,
input.form_btn:hover {
  opacity: 0.5;
}

button:hover {
  cursor: pointer;
}

.marker {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(30%, transparent), color-stop(30%, #6560b150));
  background: linear-gradient(transparent 30%, #6560b150 30%);
  font-weight: 600;
}

#outer-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.flex-base,
.flex-base-sf,
.flex-base-sf-reverse,
.flex-base-sf-column {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.flex-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.full-width-wrapper {
  width: 100%;
}

.content-wrapper-wide {
  width: 1100px;
  margin: 0 auto;
}

.content-wrapper {
  width: 960px;
  margin: 0 auto;
}

.content-wrapper p {
  margin-bottom: 0.7rem;
}

.inner-wrapper {
  width: 880px;
  margin: 0 auto;
}

.gradation-btn,
.gradation-title,
#bottom-menu span,
.goto-inquiry {
  background-image: -webkit-gradient(linear, left top, right top, from(#62a1db), to(#9390d0));
  background-image: linear-gradient(to right, #62a1db, #9390d0);
  font-size: 18px;
  padding: 17px 60px;
  color: white !important;
  font-weight: normal;
  text-decoration: none;
  border-radius: 35px;
  display: inline-block;
}

.section-header {
  text-align: center;
  width: 100%;
  background: url(../images/common/line.png) no-repeat bottom center;
  margin: 5.6rem 0 3.5rem 0;
  padding-bottom: 20px;
}

.section-header h2,
.section-header h3,
.section-header small {
  font-size: 1.6875em;
  display: block;
  line-height: 1.4;
  letter-spacing: 1px;
  color: black;
  font-weight: 200;
}

.section-header small {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5625em;
}

.btn-base {
  text-align: center;
  margin-top: 4.375rem;
}

.gradation-title,
#bottom-menu span {
  font-size: 17px;
  padding: 10px 0;
  width: 280px;
  text-align: center;
  letter-spacing: -1px;
  display: block;
  margin-top: -50px;
  z-index: 9;
  position: relative;
}

.clearfix::after {
  content: "";
  display: table;
  clear: both;
  height: 1px;
}

li.current {
  background: url(../images/common/line.png) center 87px no-repeat;
}

#back_to_top_btn {
  position: fixed;
  right: 20px;
  width: 50px;
  height: 50px;
  line-height: 50px;
  font-size: 25px;
  font-weight: 700;
  border: 1px solid #fff;
  z-index: 9999;
  padding: 0;
  -webkit-transition: bottom 1s;
  transition: bottom 1s;
  opacity: 1;
  background-color: #6560b1;
  color: #fff;
  text-align: center;
}

.move_out {
  bottom: -100px;
}

.move_in {
  bottom: 30px;
}

figure img {
  width: 100%;
}

.hide_as_pc {
  display: none;
}

nav>div {
  height: 90px;
}

#global-nav {
  width: 66.36364%;
  z-index: 99;
}

#global-nav li {
  line-height: 90px;
}

#global-nav li a {
  font-weight: bold;
  font-size: 14px;
  text-decoration: none;
  color: black;
}

#global-nav li a:hover {
  opacity: 0.6;
}

footer a {
  -webkit-transition: opacity 0.3s ease;
  transition: opacity 0.3s ease;
}

footer a:hover {
  opacity: 0.6;
}

.goto-inquiry {
  padding: 18px;
  line-height: 1 !important;
}

#top-logo {
  line-height: 90px;
}

#top-logo img {
  width: 154px;
  height: auto;
  vertical-align: middle;
}

#main-visual {
  text-align: center;
  background-color: #f0ebe7;
  max-height: 400px;
  text-align: center;
}

#main-visual img {
  width: 100%;
  max-width: 1100px;
  vertical-align: middle;
}

#about .flex-base figure {
  width: 41.66667%;
}

#about .flex-base figure img {
  width: 100%;
}

#about .flex-base div {
  width: 58.33333%;
}

#about p {
  padding-left: 2.5rem;
}

#doctor {
  background-color: #7f7ecd;
  padding: 2rem 2rem 2rem 1rem;
  color: #fff;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  margin: 8rem auto 3rem;
}

.doctor__left {
  width: 28% !important;
  word-break: break-all;
  position: relative;
}

.doctor__left .small {
  display: block;
  font-size: 0.65em;
}

.doctor__left dl {
  padding-left: 2.5rem;
  margin-top: -25px;
}

.doctor__left dt {
  font-size: 1.125em;
  margin-bottom: 0.6rem;
  line-height: 1.5;
}

.doctor__left dd {
  font-size: 0.6875em;
  margin-left: -0.5rem;
}

.doctor__kanji {
  font-weight: 500;
}

.doctor__inner {
  position: relative;
  margin-top: -85px;
}

.doctor__right {
  width: 72% !important;
  word-break: break-all;
  padding-left: 2rem;
}

.doctor__right h3 {
  font-size: 1.375em;
  margin-bottom: 2rem;
  line-height: 1.2;
  font-weight: 500;
}

.doctor__right p {
  padding-left: 0 !important;
  margin-bottom: 1rem;
  font-size: 0.875em;
  line-height: 2;
}

.doctor__right p:last-child {
  margin-bottom: 0;
}

#mechanism {
  position: relative;
  padding-top: 2rem;
}

#mechanism .flex-base {
  -ms-flex-pack: distribute;
  justify-content: space-around;
}

#mechanism .flex-base>div {
  width: 40.625%;
}

#mechanism::after {
  display: block;
  position: absolute;
  content: " ";
  background: url(../images/top/triangle-back.png) no-repeat;
  background-size: 1192px auto;
  background-position: top center;
  width: 100%;
  height: 530px;
  top: 100px;
  z-index: -9;
}

#mechanism h3 {
  text-align: center;
}

#how-to-use {
  position: relative;
  width: 100%;
  padding: 5rem 0;
  margin: 5.6rem 0 0 0;
}

#how-to-use::after {
  display: block;
  position: absolute;
  content: " ";
  width: 120%;
  left: -10%;
  height: 100%;
  top: 0;
  z-index: -9;
  background-image: -webkit-gradient(linear, left top, right top, from(#aba8e8), to(#92c8f8));
  background-image: linear-gradient(to right, #aba8e8, #92c8f8);
  -webkit-transform: rotate(-3deg);
  transform: rotate(-3deg);
}

#how-to-use .section-header {
  margin-top: 0;
}

#history {
  position: relative;
  margin: 5.6rem 0;
}

#history p {
  padding-right: 2.5rem;
}

#history .content-wrapper {
  -webkit-box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  padding: 4rem 0rem 4rem 3rem;
  background-color: white;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

#history .section-header {
  margin-top: 0;
}

#history::after {
  display: block;
  position: absolute;
  content: " ";
  width: 120%;
  left: -10%;
  height: 80%;
  top: 10%;
  z-index: -9;
  background-image: -webkit-gradient(linear, left top, right top, from(#aba8e8), to(#92c8f8));
  background-image: linear-gradient(to right, #aba8e8, #92c8f8);
  -webkit-transform: rotate(3deg);
  transform: rotate(3deg);
}

#history .flex-base div {
  width: 52.08333%;
}

#bottom-menu {
  width: 100%;
  padding: 3.8rem 0;
  margin-top: 5.6rem;
  background: url(../images/top/skew-back.gif);
}

#bottom-menu span {
  margin: -40px auto 0 auto;
  width: 320px;
  padding: 13px 0;
}

#bottom-menu a {
  text-decoration: none;
  text-align: center;
  display: block;
  width: 40.625%;
}

#bottom-menu .flex-base {
  -ms-flex-pack: distribute;
  justify-content: space-around;
}

.bold-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.63em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.bold-title::after {
  background-image: -webkit-gradient(linear, left top, right top, from(#62a1db), to(#9390d0));
  background-image: linear-gradient(to right, #62a1db, #9390d0);
  width: 100%;
  height: 3px;
  display: block;
  position: relative;
  content: "";
}

#sub-info-area {
  -ms-flex-pack: distribute;
  justify-content: space-around;
  margin-top: 5.6rem;
  margin-bottom: 5.6rem;
}

#sub-info-area dl,
#sub-info-area .no-article {
  font-size: 0.8125em;
}

#sub-info-area dt {
  font-weight: bold;
}

#information dd {
  border-bottom: 1px solid #d2d2d2;
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
}

#blog .flex-base li {
  width: 46%;
}

#blog .flex-base li img {
  width: 100%;
  height: auto;
}

#information,
#blog,
#amazon-area,
#inquiry-area {
  width: 45.83333%;
}

#inquiry {
  background-image: -webkit-gradient(linear, left top, right top, from(#aba8e8), to(#92c8f8));
  background-image: linear-gradient(to right, #aba8e8, #92c8f8);
  padding: 5.6rem 0;
}

#inquiry .flex-base>div {
  width: 45.83333%;
}

#inquiry .section-header {
  margin-top: 0;
}

#inquiry .gradation-btn,
#inquiry .gradation-title,
#inquiry #bottom-menu span,
#bottom-menu #inquiry span,
#inquiry .goto-inquiry {
  padding: 5px 70px;
  font-size: 14px;
  margin-top: 1.5rem;
}

#amazon-area {
  background-color: rgba(255, 255, 255, 0.5);
  padding: 1.5rem 3rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  text-align: center;
}

#amazon-area dl {
  text-align: left;
  margin-top: 0.5rem;
}

#amazon-area dl dt {
  font-size: 1em;
  padding-left: 150px;
  font-weight: bold;
}

#amazon-area dl dd {
  font-size: 0.9em;
}

#amazon-area dl dd p {
  padding-left: 150px;
  line-height: 1.5;
}

#amazon-area dl dd figure {
  float: left;
  margin-top: -1.5em;
}

#inquiry-area {
  background-image: url(../images/common/inquiry-photo.jpg);
  background-color: black;
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: center;
  padding: 1.5rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  position: relative;
}

#inquiry-area p {
  color: white;
  width: 70%;
  margin: 0 auto;
  line-height: 1.2;
  text-align: center;
}

#inquiry-area .inquiry-btn {
  display: block;
  position: absolute;
  bottom: 1.5rem;
  width: 100%;
  text-align: center;
  left: 0;
}

footer {
  padding-bottom: 2rem;
}

footer .flex-base {
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: start;
  margin: 1.5rem 0;
}

footer small {
  text-align: center;
  display: block;
  font-size: 0.8em;
}

footer ul li a {
  text-decoration: none;
  padding-right: 3rem;
  color: black;
  font-weight: bold;
  font-size: 0.9375em;
}

/*******sub-page-common******/
#page-content {
  margin-top: 50px;
}

header#sub-top-header {
  width: 100%;
  background-image: -webkit-gradient(linear, left top, right top, from(#9da2e8), to(#8dc6f6));
  background-image: linear-gradient(to right, #9da2e8, #8dc6f6);
}

header#sub-top-header h1 {
  width: 1100px;
  margin: 0 auto;
  font-size: 32px;
  color: white;
  text-align: center;
  background: url(../images/about/sub-header-back.png) top center/auto 100% no-repeat;
  font-weight: normal;
  line-height: 1;
  padding: 83px 0;
}

.gradation-text,
#frequent-question dl dt span {
  color: #827ec9;
  text-transform: uppercase;
  background: -webkit-gradient(linear, left top, right top, from(#62a1db), to(#827ec9));
  background: linear-gradient(to right, #62a1db 0%, #827ec9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 3.125em;
  font-weight: normal;
}

#main-header {
  text-align: center;
  margin-top: 90px;
}

#main-header h2 {
  margin: 1rem 0;
}

#main-header p {
  font-size: 1.5em;
}

.sub-section-header {
  text-align: center;
}

.sub-section-header h3 {
  font-size: 3.125em;
  margin-top: 135px;
  line-height: 1;
  padding: 45px 0;
  font-weight: 500;
}

.sub-section-header p {
  color: #6560b1;
  font-weight: bold;
  font-size: 1.5em;
}

.border-area {
  border: 1px solid #827ec9;
  padding: 2.375rem;
  background-color: #efeff7;
}

.border-area h2 {
  font-size: 1.3125em;
  color: #6560b1;
  margin-bottom: 1rem;
  text-align: center;
  font-weight: bold;
}

.title-like,
#frequent-question dl dt {
  font-size: 1.3125em;
  color: #6560b1;
  margin-bottom: 1rem;
  text-align: center;
  font-weight: bold;
}

/*******about-page*******/
#prevention header h3 {
  background: url(../images/about/no01.png) center no-repeat;
}

#mouth-line header h3 {
  background: url(../images/about/no02.png) center no-repeat;
}

#prevention-top {
  position: relative;
  margin-top: 80px;
}

#prevention-top::before {
  display: block;
  content: " ";
  position: absolute;
  background: url(../images/about/about-triangle-back.png) top left/100% auto no-repeat;
  width: 1100px;
  height: 530px;
  top: 130px;
  left: -128px;
  z-index: -9;
}

#prevention-top figure {
  position: absolute;
  z-index: 9;
  top: 45px;
  width: 40.625%;
}

#prevention-top figure img {
  width: 100%;
}

#prevention-top div {
  width: 66.66667%;
  padding: 2rem 2rem 2rem 120px;
  -webkit-box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  float: right;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  background-color: white;
}

#prevention-top div p {
  font-size: 1.125em;
}

#prevention-top div table {
  width: 100%;
  border: none;
  border-collapse: collapse;
  margin-bottom: 0.5rem;
  font-size: 0.9375em;
}

#prevention-top div table tr.bg-purple {
  background-color: #e0dfef;
}

#prevention-top div table tr.bg-purple th,
#prevention-top div table tr.bg-purple td {
  color: #6560b1;
  font-weight: bold;
}

#prevention-top div table tr.bg-light-purple {
  background-color: #f2f2f9;
}

#prevention-top div table th,
#prevention-top div table td {
  padding: 0.5rem;
  text-align: center;
}

#prevention-bottom {
  margin-top: 80px;
  border: 2px solid #827ec9;
}

#prevention-bottom div {
  width: 50%;
  padding: 2.375rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

#prevention-bottom .first-item {
  background-color: white;
}

#prevention-bottom .first-item h4 {
  font-size: 1.3125em;
  color: #6560b1;
  margin-bottom: 1rem;
  font-weight: normal;
}

#prevention-bottom .second-item {
  background-color: #efeff7;
}

#prevention-bottom .second-item h4 {
  padding: 0.1rem;
  background-color: #6560b1;
  color: white;
  border-radius: 50px;
  margin: 0 auto;
  width: 50%;
  text-align: center;
  font-size: 1rem;
  font-weight: normal;
}

#prevention-bottom .second-item dl dt {
  color: #6560b1;
  font-weight: bold;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

#prevention-bottom .second-item dl dt,
#prevention-bottom .second-item dl dd {
  font-size: 0.875em;
  line-height: 1.2;
}

#mouth-line-top {
  margin-top: 120px;
  position: relative;
}

#mouth-line-top::before {
  display: block;
  content: " ";
  position: absolute;
  background: url(../images/about/about-triangle-back.png) top left/100% auto no-repeat;
  width: 1100px;
  height: 530px;
  top: 70px;
  left: -128px;
  z-index: -9;
}

#mouth-line-top figure {
  position: absolute;
  z-index: 9;
  top: -50px;
  width: 40.625%;
}

#mouth-line-top figure img {
  width: 100%;
}

#mouth-line-top div {
  width: 66.66667%;
  padding: 2rem 2rem 2rem 120px;
  -webkit-box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  float: right;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  background-color: white;
}

#mouth-line-top div p {
  font-size: 1.125em;
}

#mouth-line-middle {
  border: 2px solid #827ec9;
  margin-top: 80px;
  background-color: white;
}

#mouth-line-middle div {
  padding: 2.375rem;
}

#mouth-line-middle h4 {
  font-size: 1.3125em;
  color: #6560b1;
  margin-bottom: 1rem;
}

#mouth-line-middle .second-item {
  background-color: #efeff7;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

#mouth-line-middle .second-item .round-title {
  margin-bottom: 1.5rem;
}

#mouth-line-middle .second-item ul li {
  position: relative;
  text-align: center;
}

#mouth-line-middle .second-item ul li p {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  line-height: 160px;
  text-align: center;
  color: white;
  font-size: 28px;
  font-weight: normal;
  letter-spacing: -1px;
  width: 100%;
}

#about-mechanism {
  margin-top: 160px;
}

#about-mechanism h2 {
  text-align: center;
  line-height: 1.2;
  margin-bottom: 2.5rem;
}

#graph-area {
  text-align: center;
  position: relative;
  margin: 85px 0 45px 0;
}

#graph-area::after {
  display: block;
  content: " ";
  position: absolute;
  width: 1118px;
  height: 201px;
  background: url(../images/about/graph-bg.png) center/100% no-repeat;
  top: 0;
  z-index: -9;
  left: -79px;
}

#graph-area-step div {
  width: 28.40909%;
  padding: 40px 1rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  position: relative;
}

#graph-area-step div::before {
  display: block;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  line-height: 45px;
  color: white;
  font-size: 30px;
  text-align: center;
  position: absolute;
  top: -23px;
  left: 50%;
  margin-left: -23px;
}

#graph-area-step .first-item {
  background-color: #e0dfef;
}

#graph-area-step .first-item::before {
  content: "1";
  background-color: #6560b1;
}

#graph-area-step .second-item {
  background-color: #cce3f1;
}

#graph-area-step .second-item::before {
  content: "2";
  background-color: #0072bb;
}

#graph-area-step .third-item {
  background-color: #d5e9ef;
}

#graph-area-step .third-item::before {
  content: "3";
  background-color: #2d93ad;
}

#product-info {
  margin-top: 100px;
}

#product-info .full-width-wrapper {
  background-color: #efeff7;
  padding: 3.75rem 0;
}

#product-info h4 {
  text-align: center;
  font-size: 1.5em;
  margin-bottom: 40px;
  font-weight: normal;
}

#product-info figure {
  padding: 0 1rem 1rem 1rem;
}

#product-info figure img {
  width: 100%;
}

#product-info dl {
  line-height: 1.4;
  width: 58.33333%;
  font-size: 0.875em;
}

#product-info dl dt,
#product-info dl dd {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

#product-info dl dt {
  width: 23.21429%;
  float: left;
  font-weight: bold;
  color: #6560b1;
  font-weight: bold;
}

#product-info dl dd {
  border-top: 1px solid #827ec9;
  padding-left: 23.21429%;
}

/* modal */
button.show-modal {
  text-decoration: none;
  margin-top: 0.5rem;
  border: none;
  color: #6560b1;
  padding: 0.5rem;
  border-radius: 5px;
  font-size: 14px;
  background: none;
  cursor: pointer;
}

button.show-modal::before {
  font-family: "Font Awesome 5 Free";
  content: "\f249";
  padding-right: 0.5rem;
}

#modalwin {
  position: fixed;
  width: 900px !important;
  max-height: 90%;
  overflow: auto;
  background-color: #fff;
  border-radius: 5px;
  -webkit-box-shadow: 0 2px 4px 0 #000;
  box-shadow: 0 2px 4px 0 #000;
  z-index: 999;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding: 3rem !important;
  margin-top: 80px;
}

#modalwin section {
  margin-bottom: 3rem;
}

#modalwin h4,
#modalwin h5 {
  color: #6560b1;
  font-size: 1.5em;
  margin-bottom: 0.5rem;
}

#modalwin h5 {
  font-size: 1.3em;
}

#modalwin p {
  font-size: 0.9em !important;
}

.show {
  display: block;
}

.hide {
  display: none;
}

#shade {
  position: fixed;
  left: 0;
  top: 0;
  width: 100% !important;
  height: 100%;
  background-color: #999;
  opacity: 0.9;
  z-index: 99;
}

#inner-modal {
  position: relative;
}

button.close-modal {
  position: absolute;
  right: 10px;
  top: 10px;
  border: none;
  width: 60px;
  height: 60px;
  border-radius: 30px;
  background-color: #9390d0;
  color: white;
  font-size: 30px;
  line-height: 1;
  text-align: center;
}

/******* way to use *******/
#must-read {
  margin-top: 50px;
}

#must-read ul li {
  margin-bottom: 0.5rem;
}

#how-to-put-on,
#maintenance {
  margin-top: 95px;
}

#how-to-put-on h2,
#maintenance h2 {
  font-size: 3.125em;
  text-align: center;
  background: -webkit-gradient(linear, left top, right top, color-stop(47%, #62a1db), color-stop(53%, #827ec9));
  background: linear-gradient(to right, #62a1db 47%, #827ec9 53%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#how-to-put-on .round-title,
#maintenance .round-title {
  margin-top: 55px;
}

#parts-area {
  padding-top: 50px;
  text-align: center;
  position: relative;
}

#parts-area::after {
  display: block;
  content: " ";
  position: absolute;
  width: 1118px;
  height: 201px;
  background: url(../images/about/graph-bg.png) center/100% no-repeat;
  top: 0;
  z-index: -9;
  left: -79px;
}

#step01,
#step02,
#step03,
#step04 {
  position: relative;
  -webkit-box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  padding: 90px 40px 50px 40px;
  margin-top: 155px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  background-color: white;
}

#step01::before,
#step02::before,
#step03::before,
#step04::before {
  display: block;
  content: " ";
  position: absolute;
  width: 136px;
  height: 136px;
  top: -85px;
  left: 50%;
  margin-left: -40px;
}

#step01::after,
#step02::after,
#step03::after,
#step04::after {
  display: block;
  content: " ";
  position: absolute;
  width: 1192px;
  height: 530px;
  left: -180px;
  z-index: -9;
}

#step01 p,
#step02 p,
#step03 p,
#step04 p {
  font-size: 1.125em;
}

#step02 .flex-base,
#step03 .flex-base,
#step04 .flex-base {
  margin: 2rem auto 0 auto;
}

#step02 .flex-base p,
#step03 .flex-base p,
#step04 .flex-base p {
  width: 47.5%;
}

#step02 .flex-base p img,
#step03 .flex-base p img,
#step04 .flex-base p img {
  width: 100%;
}

#step01::after {
  background: url(../images/way-to-use/bg-top.png);
  top: 80px;
}

#step01::before {
  background: url(../images/way-to-use/step01.png) top left/100% no-repeat;
}

#step01 div {
  width: 90%;
  margin: 4rem auto 0 auto;
}

#step01 div img {
  width: 100%;
}

#step02::after {
  background: url(../images/way-to-use/bg-center.png);
  top: 350px;
}

#step02::before {
  background: url(../images/way-to-use/step02.png) top left/100% no-repeat;
}

#step03::before {
  background: url(../images/way-to-use/step03.png) top left/100% no-repeat;
}

#step04::after {
  background: url(../images/way-to-use/bg-bottom.png);
  top: 30px;
}

#step04::before {
  background: url(../images/way-to-use/step04.png) top left/100% no-repeat;
}

#video-area {
  position: relative;
  padding: 50px 0;
  margin-top: 100px;
  text-align: center;
}

#video-area::after {
  display: block;
  position: absolute;
  content: " ";
  width: 120%;
  left: -10%;
  height: 100%;
  top: 0;
  z-index: -9;
  background-image: -webkit-gradient(linear, left top, right top, from(#aba8e8), to(#92c8f8));
  background-image: linear-gradient(to right, #aba8e8, #92c8f8);
  -webkit-transform: rotate(-3deg);
  transform: rotate(-3deg);
}

#maintenance .flex-base {
  margin-top: 75px;
  -webkit-box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 0px 12px 0px rgba(0, 0, 0, 0.2);
  padding: 3rem 40px 3rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

#maintenance .flex-base div {
  width: 47.5%;
}

#use-tips {
  margin-top: 100px;
}

#use-tips ul {
  margin-top: 120px;
}

#use-tips ul li figure {
  border: 2px solid #827ec9;
  border-radius: 50%;
  overflow: hidden;
  display: inline-block;
}

#use-tips ul li figure img {
  vertical-align: middle;
}

#use-tips ul li p {
  margin-left: auto;
  margin-right: auto;
}

#use-tips ul li.second {
  margin-top: 70px;
}

#use-tips ul li.third {
  margin-top: 140px;
}

/****** frequent-question ******/
#frequent-question {
  margin-top: 80px;
}

#frequent-question dl dt {
  text-align: left;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  font-weight: normal;
  font-size: 1.375em;
}

#frequent-question dl dt span {
  font-size: 1.8em;
  padding-right: 0.5rem;
  font-weight: 400;
}

#frequent-question dl dd {
  border-bottom: 1px solid #827ec9;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  padding-left: 4.3rem;
}

#frequent-question dl dd a {
  text-decoration: none;
  color: #6560b1;
  padding: 0.5rem;
  border-radius: 5px;
  font-size: 14px;
}

#frequent-question dl dd a:before {
  font-family: "Font Awesome 5 Free";
  content: "\f0da";
  padding-right: 0.5rem;
}

#frequent-question dl dd a:hover {
  opacity: 0.8;
}

#frequent-question .content-wrapper {
  margin-bottom: 5rem;
}

#company {
  margin: 80px 0;
}

#company dl {
  line-height: 1.4;
  border-bottom: 1px solid #827ec9;
}

#company dl dt,
#company dl dd {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

#company dl dt {
  width: 19.64286%;
  float: left;
  font-weight: bold;
  color: #6560b1;
  font-weight: bold;
  font-size: 1em;
}

#company dl dd {
  border-top: 1px solid #827ec9;
  padding-left: 19.64286%;
}

#company .flex-base {
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: start;
}

#company .flex-base img {
  padding-left: 2rem;
}

#frequent-question p.title-like {
  margin-top: 3rem;
}

#frequent-question dl a {
  display: inline-block;
  padding-top: 0.5rem;
}

/*** contact ***/
#contact .border-area {
  text-align: center;
}

#contact-form {
  width: 80%;
  margin: 50px auto 0 auto;
}

#contact-form dl {
  border-bottom: 1px solid #827ec9;
}

#contact-form dt,
#contact-form dd {
  padding-top: 2rem;
}

#contact-form dt {
  width: 300px;
  float: left;
  font-weight: bold;
  color: #6560b1;
  font-weight: bold;
}

#contact-form dt .must {
  color: #fff;
  display: inline-block;
  background-color: #0cc280;
  border-radius: 5px;
  font-size: .7em;
  line-height: 1em;
  padding: .3rem;
  vertical-align: middle;
  margin-left: .5rem;
  background-color: #ea4654;
}

#contact-form dd {
  border-top: 1px solid #827ec9;
  padding-left: 300px;
}

#contact-form dd input,
#contact-form dd textarea {
  width: 100%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding: 1.1rem;
  font-size: 1em;
  font-family: Hiragino Sans, "ヒラギノ角ゴシック", Hiragino Kaku Gothic ProN, "ヒラギノ角ゴ ProN W3", Roboto, "Droid Sans", YuGothic, "游ゴシック", Meiryo, "メイリオ", Verdana, "ＭＳ Ｐゴシック", sans-serif;
}

#contact-form dd::after {
  display: table;
  clear: both;
  content: "";
  padding-bottom: 2rem;
}

#contact-form #submit_area {
  text-align: center;
  margin-top: 20px;
}

#formWrap {
  margin-top: 80px;
  text-align: center;
  border-bottom: 2px dotted #efeff7;
  margin-bottom: 30px;
  padding-bottom: 80px;
}

#formWrap table {
  margin: 0 auto 50px auto;
  border-collapse: collapse;
}

#formWrap table th {
  background-color: #efeff7;
}

#formWrap table th,
#formWrap table td {
  text-align: left;
  padding: 1rem;
  border: 1px solid #ccc;
}

.confirm_title {
  color: #6560b1;
  margin-bottom: 50px;
}

.form_btn {
  padding: .5rem 2rem;
  border: none;
  border-radius: 30px;
  margin: 0 1rem;
  color: #0a5195;
  font-weight: 700;
  background-color: #9390d0;
  color: white;
  cursor: pointer;
  font-size: 1em;
  font-family: Hiragino Sans, "ヒラギノ角ゴシック", Hiragino Kaku Gothic ProN, "ヒラギノ角ゴ ProN W3", Roboto, "Droid Sans", YuGothic, "游ゴシック", Meiryo, "メイリオ", Verdana, "ＭＳ Ｐゴシック", sans-serif;
}

/*** fixed menu ***/
#fixed-menu {
  width: 100%;
  position: fixed;
  top: -65px;
  z-index: 999;
  -webkit-transition: top 0.5s ease;
  transition: top 0.5s ease;
  border-bottom: 1px solid #9390d0;
  background-color: white;
  padding: 10px 0;
  height: 25px;
}

#fixed-menu li {
  margin: 0 20px;
}

#fixed-menu li.current {
  background-position: center 47px;
}

#fixed-menu a {
  color: #000;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  line-height: 25px !important;
  display: block;
  height: 25px;
}

#fixed-menu img {
  width: auto;
  height: 25px;
}

#fixed-menu .goto-inquiry {
  padding: 0px 20px;
}

.show {
  display: block !important;
  top: 0px !important;
}