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

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

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

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

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

.message-container {
  margin-top: 102px;
  margin-right: 15%;
  margin-left: 15%;
}

.message-president-message {
  width: 100%;
}

.message-container p {
  margin: 86px auto 104px;
  line-height: 2em;
  color: rgb(0, 100, 183);
  font-size: 16px;
  font-family: YuGothicStd, sans-serif;
  text-align: left;
  max-width: 700px;
}

.message-container span {
  width: 100%;
  color: rgb(0, 69, 153);
  font-size: 25px;
  font-family: YuGothicStd, sans-serif;
  font-weight: bold;
}

.message-president {
  text-align: right;
  margin-bottom: 102px;
}

.message-president-span-pc {
  display: block;
}
.message-president-span-sp {
  display: none;
}

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

@media only screen and (max-width: 1000px) {
  .message-top-background-image {
    bottom: -35px;
  }

  .message-top-background-image-child h1 {
    font-size: 12px;
  }
  .message-top-background-image-child span {
    font-size: 10px;
  }

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

  .message-container {
    margin-top: 50px;
    margin-left: 7.5%;
    margin-right: 7.5%;
  }

  .message-container p {
    font-size: 12px;
    line-height: 35px !important;
    margin-top: 20px;
    margin-bottom: 35px;
  }

  .message-container span {
    font-size: 14px;
  }
  .message-president {
    margin-bottom: 50px;
  }
  .message-president-span-pc {
    display: none;
  }
  .message-president-span-sp {
    display: block;
  }

  .message-president-message {
    width: 100%;
    margin-left: -5px;
  }
}