/*** map **/
.map-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* ratio 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 12px; /* optionnel : coins arrondis */
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}