.keyvisual--single {
  width: 100vw;
  margin: 0 calc(50% - 50vw);
  display: block;
  background-color: #eef3f9;
}
.keyvisual_margin {
  margin-top: 0;
}
.keyvisual--single.img-fixed img {
  margin: 0 auto;
  display: block;
}

.container.mt-0 {
  margin-top: 0;
}
.title_image {
  width: 290px;
  margin: 0 auto;
}
.em_image {
  width: 70%;
  margin: 0 auto;
}

@media screen and (max-width: 1019px) {
  .keyvisual--single.img-fixed img {
    width: 100%;
    margin: 0 auto;
    background-color: none;
  }
}
@media screen and (max-width: 600px) {
  .em_image {
    width: 100%;
    margin: 0 auto;
  }
}

/* ページ上部注意文言 */
.disclaim-block-box.disc-top {
  max-width: 920px;
  margin: 25px auto;
}