<div class="avatar">
  <img src="https://i.pinimg.com/originals/12/1b/f9/121bf994f59266e10aae0210741a4d8d.png" class="avatar__img"></img>
  <img src="https://s1.iconbird.com/ico/2013/12/517/w512h5121386955323camera.png" class="avatar__icon"></>
</div>

.avatar {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  position: relative;
  &__img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
  }
  &__icon {
    position: absolute;
    width: 80px;
    height: 60px;
    object-fit: cover;
  }
}