.scene {
  position: relative;
  width: 80%;
  height: 200px;
  margin: auto;
}

.runway {
  position: absolute;
  bottom: 40px;
  width: 100%;
  height: 40px;
  background: linear-gradient(to right, #555 0%, #666 50%, #555 100%);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.3) inset;
}

.plane {
  position: absolute;
  bottom: 20px;
  left: -100px;
  width: 100px;
  animation: takeoff 3s ease-in-out infinite;
  transform-origin: center center;
}

.home_main .scroll-wrapper {
  bottom: 0;
}
.home_main .scroll-wrapper .scroll {
  background: rgba(0,0,0,0.58);
}
.scroll .l-img {
  margin: 8px auto 2px;
}

/* 飛行機の離陸アニメーション */
@keyframes takeoff {
  0% {
    left: -120px;
    bottom: 60px;
    transform: rotate(0deg);
  }
  40% {
    left: 40%;
    bottom: 80px;
    transform: rotate(-5deg);
  }
  100% {
    left: 120%;
    bottom: 250px;
    transform: rotate(-20deg);
  }
}

@media (max-width: 1024px){
  .home_main .scroll-wrapper {
    bottom: -340px;
  }
  .home2 {
    padding: 360px 0 80px 0;
  }
}

@media (max-width: 599px){
  .scene {
    width: 100%;
  }
  .sib {
    display: block;
  }
  .home_main .scroll-wrapper {
    bottom: -240px;
  }
  .scroll .l-img {
    margin: 2px auto;
  }
  .home_main .scroll-wrapper .scroll {
    width: 70px;
    height: 30px;
    font-size: 10px;
    padding: 25px 10px 35px;
  }
  .home2 {
    padding-top: 280px;
  }
}

/*20251022*/
.cont-box {
  display: flex;
}