.cha{
  padding: 70px;
  background-color: #fef268;
  color: #fc8438;
}
.nazo{
  background-image: url(../img/nazoweb-bg.webp);
  background-repeat: repeat;
}
.bg_nazo{
  padding-top: 50px;
  padding-bottom: 80px;
  margin-top: 30px;
}
.nazo2{
  background: #fef268;
  background-image: url(../img/event-latest-bg.webp);
  background-repeat: repeat;
}
.bg_nazo2{
  padding-top: 50px;
  padding-bottom: 80px;
  margin-top: 30px;
}