.three-tiles {
  max-width: 1300px;
}

.city-highlights figure {
  max-width: 400px;
  width: 400px;
}

.city-highlights p {
  margin: 0 1.5vw 1vw;
  text-align: justify;
}

.city-highlights figure a {
  margin: 1vw auto;
  text-align: center;
  display: block;
  font-weight: bold;
}

.city-highlights figure a:hover {
  filter: drop-shadow(0 0 1px rgba(200, 200, 255, 1));
}

iframe {
  margin: 2vw auto 3vw;
  border-radius: 10px;
}

/* Responsive layout
for
tablets */
@media screen and (max-width: 1024px) {
  .city-highlights figure {
    width: 46%;
  }

}

/* Responsive layout
for
phones */
@media screen and (max-width: 480px) {
  .city-highlights figure {
    max-width: 94%;
    width: 94%;
    margin: 2vw auto;
  }

  .city-highlights figure img {
    width: 100%;
  }

  iframe {
    max-width: 94vw; 
  }
}