.c_follow-up-button__link-wrapper {
  position: fixed;
  bottom: 0px;
  right: 60px;
  z-index: 100;
}

@media screen and (max-width: 749px) {
  .c_follow-up-button__link-wrapper {
    right: 3px;
    bottom: 3px;
  }
}

.c_follow-up-button__link {
  display: block;
  width: 200px;
  height: 200px;
  position: relative;
  transition: opacity .4s;
}

@media screen and (max-width: 749px) {
  .c_follow-up-button__link {
    width: 140px;
    height: 140px;
  }
}

.c_follow-up-button__link:hover {
  opacity: 0.7;
}

.c_follow-up-button__link img {
  width: 100%;
  height: auto;
}

.c_follow-up-button__text {
  content: "";
  position: absolute;
  width: 67px;
  top: 62%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #FFF;
  font-family: "Noto Sans JP";
  font-size: 13px;
  font-style: normal;
  font-weight: 700;
  line-height: 150%; /* 19.5px */
  letter-spacing: 0.26px;
}

@media screen and (max-width: 749px) {
  .c_follow-up-button__text {
    font-size: 11px;
    line-height: 110%;
  }
}

.c_follow-up-button__text::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    background: transparent url() no-repeat center center / contain;
    bottom: 0px;
    left: 50%;
    transform: translateX(-50%);
}