JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>CSS :empty Demo</title>
</head>
<body>
  <div class="grid">
    <div>
      <p>Has error message</p>
      <div class="error">Whoops! Something went wrong!</div>
    </div>

    <div>
      <p>No errors</p>
      <div class="error"></div>    
    </div>
  </div>
</body>
</html>

CSS

html {
  font-size: 150%;
  line-height: 1.4;
}

body {
  padding: 1em;
}

.grid {
  display: grid; 
  grid-template-columns: 1fr 1fr;
  grid-gap: 2em;
  max-width: 30em;
  margin: auto;
}

.error {
  background-color: hsl(0, 80%, 80%); 
  padding: 0.5em 0.75em; 
}

.error:empty {
  padding: 0;  
}