.google-maps {
  position: relative;
  padding-bottom: 75%;
  height: 0;
  overflow: hidden;
}

.google-maps iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
}

.disabled-link {
  pointer-events: none;
  opacity: 0.6; /* 見た目で非活性っぽくする */
  cursor: not-allowed;
}