@charset "utf-8";
/* CSS Document */
img {
  width: 100%;
}
body {
  background-image: url("../img/bg/bg_left-1_silhouette@2x.png"),url("../img/bg/bg_right1_silhouette@2x.png"),url("../img/bg/bg_left2__silhouette@2x.png"),url("../img/bg/bg_right2_silhouette@2x.png"), url("../img/bg/bg_left3_silhouette@2x.png"),url("../img/bg/bg_right1_silhouette@2x.png"),url("../img/bg/bg_marble_sp@2x.jpg");
  background-position: left 0px top 110px, right 0px top 700px, left 0px top 1300px, right 0px top 1900px,  left 0px top 2350px, right 0px top 3300px,left top; 
  background-size:35% auto, 35% auto, 35% auto, 35% auto, 35% auto, 35% auto,cover;
  background-repeat: no-repeat;
}
.sec-flow_disc{
  padding: 80px 30px 0;   
}
@media(min-width:960px){
 .sec-flow_disc{
  padding: 145px 30px 0;   
}   
}
.common__h2, .sec-flow__dia, .sec-flow__h3 {
  text-align: center;
}
.sec-flow__h3 {
  font-size: 1.8rem;
  font-weight: 700;
  padding: 10px 0 0;
  max-width: 800px;
  margin: auto;
}
.sec-flow_flexwrap_oya{
  padding: 30px;
  max-width: 500px;
  margin: 0 auto;
}
.sec-flow_flexwrap_card-and-tr{
  background-color: rgba(255, 255, 255, 0.5);  
}

@media(min-width:960px){
.sec-flow_flexwrap_oya{
  padding: 30px;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 60px 20px;
}
.sec-flow_flexwrap_card-and-tr{
  max-width: 30%;
  background-color: rgba(255, 255, 255, 0.5);
  position: relative;
    }
.sec-flow_flexwrap_card-and-tr:nth-of-type(3n) .triangle_sp{
  display: block;
    }   
}

.sec-flow_flexwrap_card{
  position: relative;
  padding: 0 24px;
  margin-bottom: 60px;
}

@media(min-width:960px){
  .sec-flow_flexwrap_card{
  margin-bottom: 0;
    }   
}

.sec-flow_flexwrap_card::before{
  content: "";
  position: absolute;
  width: 25%;
  height: 1px;
  background-color: #4b3955;
  left: -2%;
  top: 3%;
  margin: auto;
  z-index: 1;
}
.sec-flow_flexwrap_card::after{
  content: "";
  position: absolute;
  height: 11%;
  width: 1px;
  background-color: #4b3955;
  left: 3%;
  top: -1%;
  margin: auto;
  z-index: 2;
}
.triangle_sp {
  display: block;
  margin: 0 auto;
  margin-top: -32px;
  margin-bottom: 22px;
  text-align: center;
  width: 0;
  height: 0;
  border-style: solid;
  border-right: 8px solid transparent;
  border-left: 8px solid transparent;
  border-top: 15px solid #4b3955;
  left: 50%;
  border-bottom: 0;
  position: absolute;
}
@media(min-width:960px){
 .triangle_sp{
  display: block;
  text-align: center;
  width: 0;
  height: 0;
  border-style: solid;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 15px solid #4b3955;
  border-right: 0;
  bottom: 0;
  top: 0;
  left: auto;
  right: -34px;
  margin: auto;
  }    
}

.card_h4{
  text-align: center;
  padding: 20px 0 10px;
  font-size: 1.6rem;
  letter-spacing: -0.1em;
}
.font-allura_h4{
  font-family: 'Allura', cursive;
  font-size: 2.6rem;
  font-weight: 400;
  letter-spacing: normal;
}
.card_img_sp{
  outline: 1px solid #fff;
  outline-offset: -5px;
}
.card_p{
  padding: 20px 0 20px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.4rem;
  line-height: 1.75;
  font-weight: 400;
}
.sec-flow__arrow_area{
  padding-bottom: 60px;
}
.sec-flow__arrow_btn{
  position: relative;
  border: none;
  border-bottom: 1px solid #4b3955;
  width: 220px;
  max-width: 90%;
  font-size: 16px;
  letter-spacing: -0.1em;
  text-align: center;
  margin: 0 auto;
}
.sec-flow__arrow_btn::before{
  content: "";
  display: block;
  position: absolute;
  width: 15px;
  height: 1px;
  background: #4b3955;
  transform: rotate(40deg);
  right: -3px;
  bottom: 4px;  
}