Changes the CSS of a HTML form if any of the form elements, are focused using the pseudo-class :focus-within. Sourced under a permissive license. Sourced under a permissive license.

Changes the CSS of a HTML form if any of the form elements, are focused using the pseudo-class :focus-within

<form>
  <label for="username">Username:</label>
  <input id="username" type="text" />
  <br />
  <label for="password">Password:</label>
  <input id="password" type="text" />
</form>

<style>
form {
  border: 2px solid #52B882;
  padding: 8px;
  border-radius: 2px;
}

form:focus-within {
  background: #7CF0BD;
}

label {
  display: inline-block;
  width: 72px;
}

input {
  margin: 4px 12px;
}
</style>

Tags: CSS, HTML, CSS, CSS code snippet, html code snippet, focus-within, form elements, CSS HTML

Image: Unsplash license

CC BY 4.0 added intro and tags – 30 Seconds of Code