Generated by SassMeister.com.

SassMeister-input-HTML.html

<div class="class">
  hover me
</div>
<div>
  and effect me
</div>

SassMeister-input.scss

// ----
// libsass (v3.2.5)
// ----

body {
  background: #222;
  color: white;
  font-size: 3em;
  
}

div {
  transition: 0.3s;
  cursor: pointer;
}

.class:hover + div {
  color: red;
  letter-spacing: 1em;
}

SassMeister-output.css

body {
  background: #222;
  color: white;
  font-size: 3em;
}

div {
  transition: 0.3s;
  cursor: pointer;
}

.class:hover + div {
  color: red;
  letter-spacing: 1em;
}

SassMeister-rendered.html

<div class="class">
  hover me
</div>
<div>
  and effect me
</div>