body {
  margin: 0;
  font-family: sans-serif;
  line-height: 1.7;
  color: #333;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

 
center {
  display: block;
  text-align: center;
}

 
.top {
  position: relative;
  height:600px; 
  background-size: cover;
  background-position: center;
 
}
 
.top-img-a {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  max-width: 300px;
}

.top-a{
  position: relative;
  background-image: url("https://oportable.jp/.assets/tour_a.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding:380px 0;
 }

.top-b {
  position: relative;
  background-image: url("https://oportable.jp/.assets/tour-b.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding:580px 0;
}

.top-c {
  position: relative;
  background-image: url("https://oportable.jp/.assets/tour-c.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  padding:480px 0;
}

@media (max-width: 768px) {
.top-a, .top-b, .top-c {
  padding: 200px 0;
}
}
.top-img2 {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  max-width: 400px;
  z-index: 1;
}

.top-img-b {
  position: absolute;  
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  max-width: 300px;
  z-index: 2;
}

.top-img-c {
  position: absolute;  
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  max-width: 300px;
  z-index: 2;
}

 .block3 {
  padding: 40px 15px 20px;
}

.tour-h1 {
  font-size: 22px;
  line-height: 1.4;
  font-weight: bold;
}

.tour-h1 span {
  display: block;
}

 .block {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 10px;
  justify-content: flex-start;
}

.menue-btn {
  display: inline-block;
  background: #000;
  color: #fff;
  padding: 8px 14px;
  font-size: 14px;
  white-space: nowrap;
}

 .block2 {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 15px;
  text-align: center;
}

.tour-h2 {
  font-size: 20px;
  margin-bottom: 25px;
}

.tour-h3 {
  font-size: 16px;
  font-weight: bold;
  margin: 25px 0 10px;
}

 .fee1 {
  font-size: 14px;
}

.fee2 {
  font-size: 22px;
  font-weight: bold;
}

 
.pc {
  display: none;
}

.sp {
  display: block;
}

 
table {
  width: 100%;
  border-collapse: collapse;
}

.td3 {
  width: 50%;
  padding: 5px;
}

.tb1 {
  width: 100%;
  border-collapse: collapse;
}

.th1 {
  width: 30%;
  background: #f5f5f5;
  padding: 10px;
  text-align: left;
}

.td1 {
  padding: 10px;
  border-bottom: 1px solid #ddd;
}

 
.other {
  width: 100%;
}

 
.point1 {
  margin-bottom: 10px;
}

 
.youtube_player {
  width: 100%;
  margin-bottom: 20px;
}

 
.tuar-plan1,
.tuar-plan2 {
  width: 30px;
  margin: 10px auto;
}

 
.other2 {
  font-size: 14px;
}

.other2 span {
  display: block;
}

 
.fixed_btn {
  position: fixed;
  right: 10px;
  bottom: 20px;
  z-index: 999;
}

.btn-sp {
  background: red;
  color: #fff;
  padding: 12px 16px;
  font-size: 14px;
}

 
@media (min-width: 768px) {

  .tour-h1 {
    font-size: 32px;
  }

  .tour-h2 {
    font-size: 26px;
  }

  .tour-h3 {
    font-size: 18px;
  }

  .block2 {
    padding: 60px 20px;
  }

 
  .block {
    justify-content: center;
    overflow: visible;
  }

  .menue-btn {
    font-size: 16px;
    padding: 10px 18px;
  }

 
  .pc {
    display: block;
  }

  .sp {
    display: none;
  }

 
  table tr {
    display: flex;
  }

  .td3 {
    width: 50%;
  }

 
  .fixed_btn img {
    width: 200px;
  }
 
  .top-img2 {
    width: 90%;
  }

  .top-img-b {
    width: 70%;
  }

}