<div class="container">
<img src="https://jmperezperez.com/demos/svg-logo/logo.svg">
</div>
<span>← resize Container →</span>

body {
  background: #ccc;
}

img {
  display: block;
  width: 100%;
  height: 100%;
}

.container {
  min-width: 100px;
  width: calc(100% - 100px);
  max-width: calc(100% - 100px);
  height: 200px;
  resize: both;
  overflow: auto;
  margin: 50px;
  background: #fff;
  box-shadow: 0 30px 40px -30px rgba(0, 0, 0, 0.4);
}

span {
  text-align: center;
  color: #999;
  font-size: 2rem;
  display: block;
}