.about-portrait {
  width: min(248px, 100%);
  margin: 28px 0 0;
}

.about-portrait img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  border-radius: 50%;
}

@media (max-width: 940px) {
  .about-portrait {
    width: min(220px, 100%);
  }
}

@media (max-width: 680px) {
  .about-portrait {
    width: min(200px, 100%);
    margin-top: 24px;
  }
}