body{
    width: 100%;
    color: #333;
    font-family: -apple-system, BlinkMacSystemFont, Roboto, "Segoe UI", "Helvetica Neue", HelveticaNeue, "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", Verdana, "メイリオ", Meiryo, sans-serif;
}
.wf-sawarabimincho { font-family: "Sawarabi Mincho"; }
a{
    text-decoration: none;
}
.head{
    width: 100%;
    height: 600px;
    background-image: url(../img/earth_1.jpg);
    background-position: right 10% bottom 25%;
    background-size: cover;
    position: relative;
}
.head::before {
  content: '';
  /* ↓暗いオーバーレイを半透明で配置 */
 /* background-color: rgba(0, 0, 0, 0.4);*/
  /* ↓全体を覆うように配置 */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}
h1.title{
    color: #fff;
    font-size: 2em;
    position: relative;
    top: 30%;
    text-align: center;
    font-weight: bold;
    filter: drop-shadow(10px 10px 10px rgba(0,0,0,0.6));
}
p.note{
    color: #FFF;
    font-size: 0.9em;
    position: relative;
    top:32%;
    text-align: center;
    filter: drop-shadow(10px 10px 10px rgba(0,0,0,0.8));
}
/*=========スクロール部分==========*/
a.scroll {
  padding-top: 60px;
  position: relative;
  top: 360px;
  left: 50%;
  z-index: 2;
  display: inline-block;
  -webkit-transform: translate(0, -50%);
  transform: translate(0, -50%);
  text-decoration: none;
    color: #FFF;
}

a.scroll span {
  position: absolute;
  top: 0;
  left: 50%;
  width: 30px;
  height: 50px;
  margin-left: -15px;
  border: 2px solid #fff;
  border-radius: 50px;
  box-sizing: border-box;
}
a.scroll span::before {
  position: absolute;
  top: 10px;
  left: 50%;
  content: '';
  width: 6px;
  height: 6px;
  margin-left: -3px;
  background-color: #fff;
  border-radius: 100%;
  -webkit-animation: sdb 2s infinite;
  animation: sdb 2s infinite;
  box-sizing: border-box;
}
@-webkit-keyframes sdb {
  0% {
    -webkit-transform: translate(0, 0);
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
  80% {
    -webkit-transform: translate(0, 20px);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes sdb {
  0% {
    transform: translate(0, 0);
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
  80% {
    transform: translate(0, 20px);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
/*=========スクロール部分==========*/


section{
    margin-top:80px;
    margin-bottom: 120px;
    width:100%;
    position: relative;
}
h2.deco{
    width:760px;
    height:120px;
    background-color: #A7727D;
    color: #fff;
    font-size: 1.5em;
    position: relative;
}
p.product{
    position: absolute;
    top:35%;
    left: 18%;
}
.container{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin-bottom: 2rem;
}
.earth_bg,.helix_bg{
    width: 487px;
    height: 348px;
    z-index: 99;
}
.earth_bg{
    background-image: url(../img/earth_1.jpg);
    background-size:cover;
    background-position: right 40% bottom 25%;
    position: relative;
    left: 2rem;
}
.helix_bg{
    background-image: url(../img/helix_1.jpg);
    background-size:cover;
    background-position: right 10% bottom 25%;
}
.flex{
    width: 97%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}
.pict img{
    width: 261px;
    height: 186px;
}
.box h3{
    font-size: 1.5rem;
    margin: 1rem 3rem;
}
ul.spec{
    width: 90%;
    padding-left: 3rem;
}
p.discription{
    width: 90%;
    margin: 0 auto;
    padding: 24px 0;
}
h2.non-deco{
    text-align: center;
    font-size: 2em;
}
.int_box{
    padding-top: 56px;
    width: 95%;
    margin: 0 auto;
}
.int_img{
    width:537px;
    height: 439px;
    background-image: url(../img/member_earth.JPG);
    background-size: cover;
    background-position: right 42% bottom 25%;
    margin: 1rem auto;
}
.int_img-2{
    width:537px;
    height: 439px;
    background-image: url(../img/member_helix.jpg);
    background-size: cover;
    background-position: right 42% bottom 25%;
    margin: 1rem auto;
}
.int_txt{
    padding:1.5em;
    margin-bottom: 2rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}
.int_txt h3{
    text-align: center;
    font-size: 1.5em;
    margin-bottom: 1em;
}
p.center{
    text-align: center;
    margin: 1em 0 1.5em 0;
}
.ask_box{
    display: flex;
    flex-direction: row;
    justify-content: center;
    margin-top: 3em;
}
.ask_box a{
    margin-right: 1em;
}
.ask_box img{
    margin-left: 1em;
    width: 370px;
    height: 65px;
}
button.ask{
    width:320px;
    height: 72px;
    color: #FFF;
    background-color: #A7727D;
    border-style: none;
    border-radius:6px;
}
footer{
    width: 100%;
    color: #fff;
    background-color: #A7727D;
    padding: 1em;
}
.banner_box img{
    display: block;
    margin: 1em auto;
}
.mt20{
    margin-top: 20px;
}
.past{
    display: flex;
    justify-content: center;
}