SCSS

HTML

<div class='wrapper'>
  <div class='container'>
    Line 1<br>Line 2
  </div>
  
  <div class='container'>
    Line 1
  </div>
</div>

CSS

.wrapper {
  display: flex;
}

.container {
  color: white;
  padding: 8px;
  background: black;
  border: 1px solid red;
  display: inline-flex;
  border-radius: 12px;
  width: 100%;
}