SOURCE

<div class="img-flex-container">
  <div class="img" :src="item.name">
    123
  </div>
  <div class="img" style="margin-top: 20px" :src="item.name">
    456
  </div>
</div>

.img-flex-container {
  display: flex;
  flex-direction: column;
  border: 1px solid blue;
}

.img {
  border-radius: 50%;
  overflow: hidden;
  
  border: 1px solid blue;

  width: 100px;
  height: 100px;
  display: flex;
  overflow: hidden;
}