Generated by SassMeister.com.

input.scss

@mixin br($br: false, $number: false) {
    
    @if $br {
        @if $number {
            border-radius: $br * 1px;        
        } @else {
            border-radius: $br;
        }
    }
} 


.card {
    @include br(80px);
}

.test {
    @include br(4);
}
.test2 {
    @include br();
}

output.css

.card {
  border-radius: 80px;
}

.test {
  border-radius: 4;
}

settings.json

{
  "sass": {
    "compiler": "dart-sass/1.32.12",
    "extensions": {},
    "syntax": "SCSS",
    "outputStyle": "expanded"
  },
  "autoprefixer": false
}