.culture-top-background {
  width: 100%;
  max-width: 1440px;
  height: calc(100vw * 0.306);
  max-height: 440px;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: contain;
  background-image: url(../image/TOP-PC/header-culture.jpg);
  position: relative;
}

.culture-top-background-image {
  display: flex;
  align-items: center;
  position: absolute;
  bottom: -95px;
  justify-content: center;
  width: 100%;
  height: calc(100vw * 0.09347222222);
  max-height: 134px;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: contain;
  background-image: url(../image/TOP-PC/header_r2_c1.jpg);
}

.culture-top-background-image-child {
  text-align: center;
  margin-top: 30px;
}

.culture-top-background-image-child h1 {
  color: rgb(0, 100, 183);
  font-size: 30px;
  font-family: YuGothicStd, sans-serif;
  font-weight: bold;
  text-align: center;
}

.culture-top-background-image-child span {
  color: rgb(0, 100, 183);
  font-size: 20px;
  font-family: Helvetica;
  text-align: center;
}

.culture-container {
  margin-top: 117px;
  margin-right: 180px;
  margin-left: 180px;
}

.culture-container img {
  width: 100%;
}

.culture-image-sp {
  display: none;
}

@media only screen and (max-width: 1440px) {
  .culture-top-background {
    background-size: contain;
  }
}

@media only screen and (max-width: 1000px) {
  .culture-top-background {
    background-size: contain;
  }

  .culture-container {
    margin-right: 50px;
    margin-left: 50px;
    margin-top: 30px;
  }

  .culture-top-background-image {
    bottom: -35px;
  }

  .culture-top-background-image-child h1 {
    font-size: 12px;
    margin-bottom: -2px;
  }
  .culture-top-background-image-child span {
    font-size: 10px;
  }

  .culture-top-background-image-child {
    text-align: center;
    margin-top: 0;
    margin-top: 0px;
  }

  .culture-image-sp {
    display: block;
  }
  .culture-image-pc {
    display: none;
  }
}