.richelle_con{
    width: 720px;
    height: 420px;
    position: relative;
  }

  .richelle_con a{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
  }

  .richelle_con_link{
    width: 720px;
    font-size: 28px;
    padding: 15px 0px;
    border: 2px solid #000;
    box-sizing: border-box;
    margin-bottom: 30px;
  }

  .richelle_con:hover + .richelle_con_link{
    background-color: #3a2c39;
    color: #fff;
  }

  /* パーツ */

  .threebtn{
  width:720px;
  display:flex;
  margin-bottom: 50px;
  }


  .richelle_parts_btn1{
    width: 230px;
    border: 1px solid #000;
    position: relative;
  }

  .richelle_parts_btn1 a{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
  }

  .richelle_parts_btn1:hover img{
    transform: scale(1.1,1.1);
  }

  .richelle_parts_btn1:hover .richelle_parts_text{
    background-color: #3a2c39;
    color: #fff;
    transition: 0.3s;
  }

  .richelle_parts_btn2{
    width: 230px;
    border: 1px solid #000;
    position: relative;
    margin-left: 12px;
  }

  .richelle_parts_btn2 a{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
  }

  .richelle_parts_btn2:hover img{
    transform: scale(1.1,1.1);
  }

  .richelle_parts_btn2:hover .richelle_parts_text{
    background-color: #3a2c39;
    color: #fff;
    transition: 0.3s;
  }


  .richelle_parts_img{
    overflow: hidden;
    width: 230px;
    height: 140px;
  }

  .richelle_parts_text{
    width: 230px;
    font-size: 23px;
    font-weight: bold;
    padding: 15px 0px;
    border-top: 1px solid #000;
    transition: 0.3s;
  }


   /*プラン*/
 
.richelle_plan_link{
  width: 720px;
  font-size: 28px;
  padding: 15px 0px;
  border: 2px solid #000;
  box-sizing: border-box;
  margin-bottom: 80px;
}

.plan_ten:hover + .richelle_plan_link{
  background-color: #3a2c39;
  color: #fff;
}

 /* インテリア建材 動線 */

 .interio_lixil{
  width: 719px;
  height: 404px;
  transition: 0.5s;
  margin-bottom: 150px;
}

.interio_lixil:hover{
  transform: translateY(-10px);
  box-shadow: 10px 10px 15px #555;
  transition: 0.5s;
}

.h4_noct{
  width: 740px;
  width: 740px;
  font-size: 18px;
  font-weight: bold;
  text-align: left;
  color: rgba(181, 194, 65, 0.6);
  border-top: 2px solid #b5c241;
  padding-top: 5px;
}

.h4_noct span{
  display: block;
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  line-height: 150%;
  color: #b5c241;
}

.noct_text{
  width: 740px;
  padding: 20px　0px;
  font-size: 26px;
  color: #b5c241;
  line-height: 180%;
  box-sizing: border-box;
}

.noct_text span{
  display: block;
}

.noct_ub{
  width: 740px;
  border-bottom: #b5c241 2px solid;
  margin-bottom: 50px;
}

.noct_link{
  position: relative;
  width: 500px;
  height: 60px;
  font-size: 24px;
  line-height: 60px;
  font-weight: bold;
  color: #fff;
  background-color: #b5c241;
  margin-bottom: 20px;
}

.noct_link a{
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
}

.noct_link:hover{
  background-color: rgba(181, 194, 65, 0.8);
}

/* 2024.11.15追記 */

.richelle2024_title{
  width: 760px;box-sizing: border-box;text-align: left;padding-left: 15px;padding-bottom: 5px;border-bottom: 2px solid #4d4d4d;font-size: 26px;color: #4d4d4d;
}

.richelle2024_si_title{
  width: 740px;box-sizing: border-box;text-align: left;padding-left: 15px;padding-bottom: 5px;border-bottom: 1px solid #4d4d4d;font-size: 23px;color: #4d4d4d;margin: 30px 0px 20px;letter-spacing: 2px;
}