body {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

img {
  width: 100%;
  text-align: center;
}

.lamp_1 {
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
}

.lamp_1 img {
  height: 100%;
}

.lamp_2 {
  height: 100vh;
  position: fixed;
  top: 0;
  right: 0;
  z-index: 20;
}

.lamp_2 img {
  height: 100%;
}

.bird_1 {
  width: 100px;
    position: absolute;
    top: 70px;
    right: 390px;
    z-index: 10;
    transition: transform 1s ease;
}

.bird_1:hover {
  transform: translateX(-640px); /* 右から左へ20px移動 */
}

.bird_2 {
  width: 380px;
  position: fixed;
  top: 280px;
  right: 30px;
  z-index: 40;
}

.cat_2 {
  width: 210px;
  position: fixed;
  top: -22px;
  left: 0;
  z-index: 10;
}

.roof {
  width: 80vw;
  margin: auto;
}

#roof {
  height: 40vh;
}

.wall_1 {
  position: static;
  background-image: url(img/collage/wall_1.png);
  background-size: auto;
  width: 70vw;
  margin:-20px auto 0;
}

.box_1 {
  margin: 0 auto;
    width: 70vw;
    height: 88vh;
    text-align: center;
    position: relative;
}

.window_left {
  width: 15%;
  position: absolute;
  top: 90px;
  left: 130px;
}

.door {
  width: 23%;
  position: absolute;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
}

.window_right {
  width: 15%;
  position: absolute;
  top: 90px;
  right: 130px;
}

.cat_1 {
  position: relative;
  width: 168px;
  bottom: 130px;
}

.flower_3 {
  position: relative;
  width: 100px;
  bottom: 120px;
}


.graffitti_1 {
  position: absolute;
  bottom: 140px;
  left: 30px;
}

.flower_1 {
  position: absolute;
  bottom: -10px;
  right: 30px;
  width: 140px;
  z-index: 10;
}

.flower_1-2 {
  position: absolute;
  bottom: -10px;
  right: 90px;
  width: 140px;
  z-index: 10;
}

.cat_3 {
  position: absolute;
  bottom: 0;
  right: 150px;
  width: 190px;
  z-index: 20;
}

.flower_2 {
  position: absolute;
  bottom: -10px;
  left: 30px;
  width: 290px;
}

.bell {
  position: absolute;
  bottom: 250px;
  left: 300px;
  width: 70px;
}

.post {
  position: absolute;
  bottom: 210px;
  right: 70px;
  width: 320px;
}

.bus {
  position: absolute;
  bottom: 200px;
  left: -250px;
  width: 360px;
  z-index: -10;
  transform: scale(1);       /* 等倍 */
  transition: all 1s ease; /* 1秒かけてアニメーション */
  display: inline-block!important;     /* scaleを効かせるために必要 */
}

.bus:hover {
  transform: scale(0);
}

.wall_2 {
  position: static;
  background-image: url(img/collage/wall_2.png);
  background-size: auto;
  width: 100vw;
  height: 12vh;
  margin-top: -110px;
}

.box_2 {
  margin: 0 auto;
    width: 80vw;
    text-align: center;
    position: relative;
}