phanpy/src/components/avatar.css

.avatar {
  display: inline-block;
  line-height: 0;
  aspect-ratio: 1/1;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--bg-faded-color);
  border: 1px solid var(--outline-color);
  flex-shrink: 0;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--img-bg-color);
}