.avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin: 10px;
  object-fit: cover;
}
.example-container-flex {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 10px;
}
.avatar-sm {
  width: 30px;
  height: 30px;
}
.avatar-md {
  width: 50px;
  height: 50px;
}
.avatar-lg {
  width: 70px;
  height: 70px;
}
.square {
  border-radius: 10px;
}