Generated by SassMeister.com.

SassMeister-input-HTML.html

<button class="foo">Foo</button>

SassMeister-input.scss

// ----
// Sass (v3.3.14)
// Compass (v1.0.0)
// ----

$expression: true;

@if ($expression) {
  
  $bar: green !global;

 .foo{
   background-color:red;
 } 
}

.bar{
  background-color: $bar;
}

SassMeister-output.css

.foo {
  background-color: red;
}

.bar {
  background-color: green;
}

SassMeister-rendered.html

<button class="foo">Foo</button>