.signature {
  float: right;
  text-align: right;
  position: relative;
  line-height: 28.8px;
  font-family: "Noto Sans JP", Helvetica, sans-serif;
  font-weight: 500;
  color: var(--blackheading);
}

.ol-number {
  display: table;
  list-style-type: decimal;
  padding-left: 2.2em;
}

.background-image-bottom {
  position: absolute;
  top: calc(100% - 610px);
  z-index: -1;
}

@media screen and (max-width: 600px) {
  .background-image-bottom-sp {
    display: block;
    position: absolute;
    top: calc(100% - 200px);
    z-index: -1;
  }
}