Generated by SassMeister.com.

input.scss

$columns: 12;
$gap: 30px;
$breakpoints: (
    xs: 480px,
    sm: 768px,
    md: 960px,
    lg: 1170px,
    xl: 1280px
);

@mixin create-selectors($breakpoint: null) {
    $infix: if($breakpoint == null, '', '-#{$breakpoint}');

    @for $i from 1 through $columns {
        .col#{$infix}-#{$i} {
            grid-column-end: span $i;
        }
        .col-offset#{$infix}-#{$i} {
            grid-column-start: $i + 1;
        }
        .row#{$infix}-#{$i} {
            grid-row-end: span $i;
        }
        .row-offset#{$infix}-#{$i} {
            grid-row-start: $i + 1;
        }
    }
}

.grid {
    display: grid;
    grid-template-columns: repeat($columns, 1fr);
    grid-gap: $gap;
    gap: $gap;
}

@include create-selectors;

@each $breakpoint, $width in $breakpoints {
    @media (min-width: $width) {
        @include create-selectors($breakpoint);
    }
}

output.css

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-gap: 30px;
  gap: 30px;
}

.col-1 {
  grid-column-end: span 1;
}

.col-offset-1 {
  grid-column-start: 2;
}

.row-1 {
  grid-row-end: span 1;
}

.row-offset-1 {
  grid-row-start: 2;
}

.col-2 {
  grid-column-end: span 2;
}

.col-offset-2 {
  grid-column-start: 3;
}

.row-2 {
  grid-row-end: span 2;
}

.row-offset-2 {
  grid-row-start: 3;
}

.col-3 {
  grid-column-end: span 3;
}

.col-offset-3 {
  grid-column-start: 4;
}

.row-3 {
  grid-row-end: span 3;
}

.row-offset-3 {
  grid-row-start: 4;
}

.col-4 {
  grid-column-end: span 4;
}

.col-offset-4 {
  grid-column-start: 5;
}

.row-4 {
  grid-row-end: span 4;
}

.row-offset-4 {
  grid-row-start: 5;
}

.col-5 {
  grid-column-end: span 5;
}

.col-offset-5 {
  grid-column-start: 6;
}

.row-5 {
  grid-row-end: span 5;
}

.row-offset-5 {
  grid-row-start: 6;
}

.col-6 {
  grid-column-end: span 6;
}

.col-offset-6 {
  grid-column-start: 7;
}

.row-6 {
  grid-row-end: span 6;
}

.row-offset-6 {
  grid-row-start: 7;
}

.col-7 {
  grid-column-end: span 7;
}

.col-offset-7 {
  grid-column-start: 8;
}

.row-7 {
  grid-row-end: span 7;
}

.row-offset-7 {
  grid-row-start: 8;
}

.col-8 {
  grid-column-end: span 8;
}

.col-offset-8 {
  grid-column-start: 9;
}

.row-8 {
  grid-row-end: span 8;
}

.row-offset-8 {
  grid-row-start: 9;
}

.col-9 {
  grid-column-end: span 9;
}

.col-offset-9 {
  grid-column-start: 10;
}

.row-9 {
  grid-row-end: span 9;
}

.row-offset-9 {
  grid-row-start: 10;
}

.col-10 {
  grid-column-end: span 10;
}

.col-offset-10 {
  grid-column-start: 11;
}

.row-10 {
  grid-row-end: span 10;
}

.row-offset-10 {
  grid-row-start: 11;
}

.col-11 {
  grid-column-end: span 11;
}

.col-offset-11 {
  grid-column-start: 12;
}

.row-11 {
  grid-row-end: span 11;
}

.row-offset-11 {
  grid-row-start: 12;
}

.col-12 {
  grid-column-end: span 12;
}

.col-offset-12 {
  grid-column-start: 13;
}

.row-12 {
  grid-row-end: span 12;
}

.row-offset-12 {
  grid-row-start: 13;
}

@media (min-width: 480px) {
  .col-xs-1 {
    grid-column-end: span 1;
  }

  .col-offset-xs-1 {
    grid-column-start: 2;
  }

  .row-xs-1 {
    grid-row-end: span 1;
  }

  .row-offset-xs-1 {
    grid-row-start: 2;
  }

  .col-xs-2 {
    grid-column-end: span 2;
  }

  .col-offset-xs-2 {
    grid-column-start: 3;
  }

  .row-xs-2 {
    grid-row-end: span 2;
  }

  .row-offset-xs-2 {
    grid-row-start: 3;
  }

  .col-xs-3 {
    grid-column-end: span 3;
  }

  .col-offset-xs-3 {
    grid-column-start: 4;
  }

  .row-xs-3 {
    grid-row-end: span 3;
  }

  .row-offset-xs-3 {
    grid-row-start: 4;
  }

  .col-xs-4 {
    grid-column-end: span 4;
  }

  .col-offset-xs-4 {
    grid-column-start: 5;
  }

  .row-xs-4 {
    grid-row-end: span 4;
  }

  .row-offset-xs-4 {
    grid-row-start: 5;
  }

  .col-xs-5 {
    grid-column-end: span 5;
  }

  .col-offset-xs-5 {
    grid-column-start: 6;
  }

  .row-xs-5 {
    grid-row-end: span 5;
  }

  .row-offset-xs-5 {
    grid-row-start: 6;
  }

  .col-xs-6 {
    grid-column-end: span 6;
  }

  .col-offset-xs-6 {
    grid-column-start: 7;
  }

  .row-xs-6 {
    grid-row-end: span 6;
  }

  .row-offset-xs-6 {
    grid-row-start: 7;
  }

  .col-xs-7 {
    grid-column-end: span 7;
  }

  .col-offset-xs-7 {
    grid-column-start: 8;
  }

  .row-xs-7 {
    grid-row-end: span 7;
  }

  .row-offset-xs-7 {
    grid-row-start: 8;
  }

  .col-xs-8 {
    grid-column-end: span 8;
  }

  .col-offset-xs-8 {
    grid-column-start: 9;
  }

  .row-xs-8 {
    grid-row-end: span 8;
  }

  .row-offset-xs-8 {
    grid-row-start: 9;
  }

  .col-xs-9 {
    grid-column-end: span 9;
  }

  .col-offset-xs-9 {
    grid-column-start: 10;
  }

  .row-xs-9 {
    grid-row-end: span 9;
  }

  .row-offset-xs-9 {
    grid-row-start: 10;
  }

  .col-xs-10 {
    grid-column-end: span 10;
  }

  .col-offset-xs-10 {
    grid-column-start: 11;
  }

  .row-xs-10 {
    grid-row-end: span 10;
  }

  .row-offset-xs-10 {
    grid-row-start: 11;
  }

  .col-xs-11 {
    grid-column-end: span 11;
  }

  .col-offset-xs-11 {
    grid-column-start: 12;
  }

  .row-xs-11 {
    grid-row-end: span 11;
  }

  .row-offset-xs-11 {
    grid-row-start: 12;
  }

  .col-xs-12 {
    grid-column-end: span 12;
  }

  .col-offset-xs-12 {
    grid-column-start: 13;
  }

  .row-xs-12 {
    grid-row-end: span 12;
  }

  .row-offset-xs-12 {
    grid-row-start: 13;
  }
}
@media (min-width: 768px) {
  .col-sm-1 {
    grid-column-end: span 1;
  }

  .col-offset-sm-1 {
    grid-column-start: 2;
  }

  .row-sm-1 {
    grid-row-end: span 1;
  }

  .row-offset-sm-1 {
    grid-row-start: 2;
  }

  .col-sm-2 {
    grid-column-end: span 2;
  }

  .col-offset-sm-2 {
    grid-column-start: 3;
  }

  .row-sm-2 {
    grid-row-end: span 2;
  }

  .row-offset-sm-2 {
    grid-row-start: 3;
  }

  .col-sm-3 {
    grid-column-end: span 3;
  }

  .col-offset-sm-3 {
    grid-column-start: 4;
  }

  .row-sm-3 {
    grid-row-end: span 3;
  }

  .row-offset-sm-3 {
    grid-row-start: 4;
  }

  .col-sm-4 {
    grid-column-end: span 4;
  }

  .col-offset-sm-4 {
    grid-column-start: 5;
  }

  .row-sm-4 {
    grid-row-end: span 4;
  }

  .row-offset-sm-4 {
    grid-row-start: 5;
  }

  .col-sm-5 {
    grid-column-end: span 5;
  }

  .col-offset-sm-5 {
    grid-column-start: 6;
  }

  .row-sm-5 {
    grid-row-end: span 5;
  }

  .row-offset-sm-5 {
    grid-row-start: 6;
  }

  .col-sm-6 {
    grid-column-end: span 6;
  }

  .col-offset-sm-6 {
    grid-column-start: 7;
  }

  .row-sm-6 {
    grid-row-end: span 6;
  }

  .row-offset-sm-6 {
    grid-row-start: 7;
  }

  .col-sm-7 {
    grid-column-end: span 7;
  }

  .col-offset-sm-7 {
    grid-column-start: 8;
  }

  .row-sm-7 {
    grid-row-end: span 7;
  }

  .row-offset-sm-7 {
    grid-row-start: 8;
  }

  .col-sm-8 {
    grid-column-end: span 8;
  }

  .col-offset-sm-8 {
    grid-column-start: 9;
  }

  .row-sm-8 {
    grid-row-end: span 8;
  }

  .row-offset-sm-8 {
    grid-row-start: 9;
  }

  .col-sm-9 {
    grid-column-end: span 9;
  }

  .col-offset-sm-9 {
    grid-column-start: 10;
  }

  .row-sm-9 {
    grid-row-end: span 9;
  }

  .row-offset-sm-9 {
    grid-row-start: 10;
  }

  .col-sm-10 {
    grid-column-end: span 10;
  }

  .col-offset-sm-10 {
    grid-column-start: 11;
  }

  .row-sm-10 {
    grid-row-end: span 10;
  }

  .row-offset-sm-10 {
    grid-row-start: 11;
  }

  .col-sm-11 {
    grid-column-end: span 11;
  }

  .col-offset-sm-11 {
    grid-column-start: 12;
  }

  .row-sm-11 {
    grid-row-end: span 11;
  }

  .row-offset-sm-11 {
    grid-row-start: 12;
  }

  .col-sm-12 {
    grid-column-end: span 12;
  }

  .col-offset-sm-12 {
    grid-column-start: 13;
  }

  .row-sm-12 {
    grid-row-end: span 12;
  }

  .row-offset-sm-12 {
    grid-row-start: 13;
  }
}
@media (min-width: 960px) {
  .col-md-1 {
    grid-column-end: span 1;
  }

  .col-offset-md-1 {
    grid-column-start: 2;
  }

  .row-md-1 {
    grid-row-end: span 1;
  }

  .row-offset-md-1 {
    grid-row-start: 2;
  }

  .col-md-2 {
    grid-column-end: span 2;
  }

  .col-offset-md-2 {
    grid-column-start: 3;
  }

  .row-md-2 {
    grid-row-end: span 2;
  }

  .row-offset-md-2 {
    grid-row-start: 3;
  }

  .col-md-3 {
    grid-column-end: span 3;
  }

  .col-offset-md-3 {
    grid-column-start: 4;
  }

  .row-md-3 {
    grid-row-end: span 3;
  }

  .row-offset-md-3 {
    grid-row-start: 4;
  }

  .col-md-4 {
    grid-column-end: span 4;
  }

  .col-offset-md-4 {
    grid-column-start: 5;
  }

  .row-md-4 {
    grid-row-end: span 4;
  }

  .row-offset-md-4 {
    grid-row-start: 5;
  }

  .col-md-5 {
    grid-column-end: span 5;
  }

  .col-offset-md-5 {
    grid-column-start: 6;
  }

  .row-md-5 {
    grid-row-end: span 5;
  }

  .row-offset-md-5 {
    grid-row-start: 6;
  }

  .col-md-6 {
    grid-column-end: span 6;
  }

  .col-offset-md-6 {
    grid-column-start: 7;
  }

  .row-md-6 {
    grid-row-end: span 6;
  }

  .row-offset-md-6 {
    grid-row-start: 7;
  }

  .col-md-7 {
    grid-column-end: span 7;
  }

  .col-offset-md-7 {
    grid-column-start: 8;
  }

  .row-md-7 {
    grid-row-end: span 7;
  }

  .row-offset-md-7 {
    grid-row-start: 8;
  }

  .col-md-8 {
    grid-column-end: span 8;
  }

  .col-offset-md-8 {
    grid-column-start: 9;
  }

  .row-md-8 {
    grid-row-end: span 8;
  }

  .row-offset-md-8 {
    grid-row-start: 9;
  }

  .col-md-9 {
    grid-column-end: span 9;
  }

  .col-offset-md-9 {
    grid-column-start: 10;
  }

  .row-md-9 {
    grid-row-end: span 9;
  }

  .row-offset-md-9 {
    grid-row-start: 10;
  }

  .col-md-10 {
    grid-column-end: span 10;
  }

  .col-offset-md-10 {
    grid-column-start: 11;
  }

  .row-md-10 {
    grid-row-end: span 10;
  }

  .row-offset-md-10 {
    grid-row-start: 11;
  }

  .col-md-11 {
    grid-column-end: span 11;
  }

  .col-offset-md-11 {
    grid-column-start: 12;
  }

  .row-md-11 {
    grid-row-end: span 11;
  }

  .row-offset-md-11 {
    grid-row-start: 12;
  }

  .col-md-12 {
    grid-column-end: span 12;
  }

  .col-offset-md-12 {
    grid-column-start: 13;
  }

  .row-md-12 {
    grid-row-end: span 12;
  }

  .row-offset-md-12 {
    grid-row-start: 13;
  }
}
@media (min-width: 1170px) {
  .col-lg-1 {
    grid-column-end: span 1;
  }

  .col-offset-lg-1 {
    grid-column-start: 2;
  }

  .row-lg-1 {
    grid-row-end: span 1;
  }

  .row-offset-lg-1 {
    grid-row-start: 2;
  }

  .col-lg-2 {
    grid-column-end: span 2;
  }

  .col-offset-lg-2 {
    grid-column-start: 3;
  }

  .row-lg-2 {
    grid-row-end: span 2;
  }

  .row-offset-lg-2 {
    grid-row-start: 3;
  }

  .col-lg-3 {
    grid-column-end: span 3;
  }

  .col-offset-lg-3 {
    grid-column-start: 4;
  }

  .row-lg-3 {
    grid-row-end: span 3;
  }

  .row-offset-lg-3 {
    grid-row-start: 4;
  }

  .col-lg-4 {
    grid-column-end: span 4;
  }

  .col-offset-lg-4 {
    grid-column-start: 5;
  }

  .row-lg-4 {
    grid-row-end: span 4;
  }

  .row-offset-lg-4 {
    grid-row-start: 5;
  }

  .col-lg-5 {
    grid-column-end: span 5;
  }

  .col-offset-lg-5 {
    grid-column-start: 6;
  }

  .row-lg-5 {
    grid-row-end: span 5;
  }

  .row-offset-lg-5 {
    grid-row-start: 6;
  }

  .col-lg-6 {
    grid-column-end: span 6;
  }

  .col-offset-lg-6 {
    grid-column-start: 7;
  }

  .row-lg-6 {
    grid-row-end: span 6;
  }

  .row-offset-lg-6 {
    grid-row-start: 7;
  }

  .col-lg-7 {
    grid-column-end: span 7;
  }

  .col-offset-lg-7 {
    grid-column-start: 8;
  }

  .row-lg-7 {
    grid-row-end: span 7;
  }

  .row-offset-lg-7 {
    grid-row-start: 8;
  }

  .col-lg-8 {
    grid-column-end: span 8;
  }

  .col-offset-lg-8 {
    grid-column-start: 9;
  }

  .row-lg-8 {
    grid-row-end: span 8;
  }

  .row-offset-lg-8 {
    grid-row-start: 9;
  }

  .col-lg-9 {
    grid-column-end: span 9;
  }

  .col-offset-lg-9 {
    grid-column-start: 10;
  }

  .row-lg-9 {
    grid-row-end: span 9;
  }

  .row-offset-lg-9 {
    grid-row-start: 10;
  }

  .col-lg-10 {
    grid-column-end: span 10;
  }

  .col-offset-lg-10 {
    grid-column-start: 11;
  }

  .row-lg-10 {
    grid-row-end: span 10;
  }

  .row-offset-lg-10 {
    grid-row-start: 11;
  }

  .col-lg-11 {
    grid-column-end: span 11;
  }

  .col-offset-lg-11 {
    grid-column-start: 12;
  }

  .row-lg-11 {
    grid-row-end: span 11;
  }

  .row-offset-lg-11 {
    grid-row-start: 12;
  }

  .col-lg-12 {
    grid-column-end: span 12;
  }

  .col-offset-lg-12 {
    grid-column-start: 13;
  }

  .row-lg-12 {
    grid-row-end: span 12;
  }

  .row-offset-lg-12 {
    grid-row-start: 13;
  }
}
@media (min-width: 1280px) {
  .col-xl-1 {
    grid-column-end: span 1;
  }

  .col-offset-xl-1 {
    grid-column-start: 2;
  }

  .row-xl-1 {
    grid-row-end: span 1;
  }

  .row-offset-xl-1 {
    grid-row-start: 2;
  }

  .col-xl-2 {
    grid-column-end: span 2;
  }

  .col-offset-xl-2 {
    grid-column-start: 3;
  }

  .row-xl-2 {
    grid-row-end: span 2;
  }

  .row-offset-xl-2 {
    grid-row-start: 3;
  }

  .col-xl-3 {
    grid-column-end: span 3;
  }

  .col-offset-xl-3 {
    grid-column-start: 4;
  }

  .row-xl-3 {
    grid-row-end: span 3;
  }

  .row-offset-xl-3 {
    grid-row-start: 4;
  }

  .col-xl-4 {
    grid-column-end: span 4;
  }

  .col-offset-xl-4 {
    grid-column-start: 5;
  }

  .row-xl-4 {
    grid-row-end: span 4;
  }

  .row-offset-xl-4 {
    grid-row-start: 5;
  }

  .col-xl-5 {
    grid-column-end: span 5;
  }

  .col-offset-xl-5 {
    grid-column-start: 6;
  }

  .row-xl-5 {
    grid-row-end: span 5;
  }

  .row-offset-xl-5 {
    grid-row-start: 6;
  }

  .col-xl-6 {
    grid-column-end: span 6;
  }

  .col-offset-xl-6 {
    grid-column-start: 7;
  }

  .row-xl-6 {
    grid-row-end: span 6;
  }

  .row-offset-xl-6 {
    grid-row-start: 7;
  }

  .col-xl-7 {
    grid-column-end: span 7;
  }

  .col-offset-xl-7 {
    grid-column-start: 8;
  }

  .row-xl-7 {
    grid-row-end: span 7;
  }

  .row-offset-xl-7 {
    grid-row-start: 8;
  }

  .col-xl-8 {
    grid-column-end: span 8;
  }

  .col-offset-xl-8 {
    grid-column-start: 9;
  }

  .row-xl-8 {
    grid-row-end: span 8;
  }

  .row-offset-xl-8 {
    grid-row-start: 9;
  }

  .col-xl-9 {
    grid-column-end: span 9;
  }

  .col-offset-xl-9 {
    grid-column-start: 10;
  }

  .row-xl-9 {
    grid-row-end: span 9;
  }

  .row-offset-xl-9 {
    grid-row-start: 10;
  }

  .col-xl-10 {
    grid-column-end: span 10;
  }

  .col-offset-xl-10 {
    grid-column-start: 11;
  }

  .row-xl-10 {
    grid-row-end: span 10;
  }

  .row-offset-xl-10 {
    grid-row-start: 11;
  }

  .col-xl-11 {
    grid-column-end: span 11;
  }

  .col-offset-xl-11 {
    grid-column-start: 12;
  }

  .row-xl-11 {
    grid-row-end: span 11;
  }

  .row-offset-xl-11 {
    grid-row-start: 12;
  }

  .col-xl-12 {
    grid-column-end: span 12;
  }

  .col-offset-xl-12 {
    grid-column-start: 13;
  }

  .row-xl-12 {
    grid-row-end: span 12;
  }

  .row-offset-xl-12 {
    grid-row-start: 13;
  }
}

settings.json

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