frontend/scss/setup/_design-grids.scss
.design-grid-toggle {
  position: fixed;
  z-index: 9999;
  left: 0;
  bottom: 0;
  padding: 1px 8px;
  background: $color__black;
  color: $color__white;
  font-size: 11px;
  cursor: pointer;
}

.design-grid-toggle--columns {
  left: auto;
  right: 0;

  &::before,
  &::after {
    display: block;
    position: absolute;
    right: 8px;
    bottom: 100%;
    color: $color__green;
    font-weight: bold;
    text-align: right;
    text-transform: uppercase;
    white-space: nowrap;
  }

  &::before {
    margin-bottom: -2px;
    @each $name, $point in $breakpoints {
      @include breakpoint('#{$name}') {
        content: '#{$name}';
      }
    }
  }

  &::after {
    content: attr(data-env);
    margin-bottom: 12px;
  }
}


.design-grid--baseline {
  display: block;
  position: absolute;
  z-index: 9998;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,0) 5px, #7fffff 5px, #7fffff 10px);
  opacity: .25;
  pointer-events: none;

  &.js-hide {
    display: none;
  }
}

.design-grid--columns {
  display: block;
  position: fixed;
  z-index: 9998;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  background-color: transparent;
  opacity: .25;
  pointer-events: none;

  &.js-hide {
    display: none;
  }

  @each $name, $point in $breakpoints {
    @include breakpoint('#{$name}') {
      @if (map-get($main-col-widths, $name) == 'fluid') {
        width: calc(100vw - #{map-get($outer-gutters, $name) * 2});
        background: repeating-linear-gradient(
          90deg,
          #7fffff,
          #7fffff calc((100vw - #{((map-get($column-count, $name) - 1) * map-get($inner-gutters, $name)) + (2 * map-get($outer-gutters, $name))}) / #{map-get($column-count, $name)}),
          rgba(0,0,0,0) calc((100vw - #{((map-get($column-count, $name) - 1) * map-get($inner-gutters, $name)) + (2 * map-get($outer-gutters, $name))}) / #{map-get($column-count, $name)}),
          rgba(0,0,0,0) calc(
            (
              (100vw - #{((map-get($column-count, $name) - 1) * map-get($inner-gutters, $name)) + (2 * map-get($outer-gutters, $name))}) / #{map-get($column-count, $name)})
              +
              #{map-get($inner-gutters, $name)}
            )
        );
      } @else {
        width: map-get($main-col-widths, $name) + map-get($inner-gutters, $name) + map-get($inner-gutters, $name);
        background: repeating-linear-gradient(
          90deg,
          rgba(0,0,0,0),
          rgba(0,0,0,0) map-get($inner-gutters, $name),
          #7fffff map-get($inner-gutters, $name),
          #7fffff calc(
            (
              (#{map-get($main-col-widths, $name)} - #{(map-get($column-count, $name) - 1) * map-get($inner-gutters, $name)}) / #{map-get($column-count, $name)})
              +
              #{map-get($inner-gutters, $name)}
            )
        );
      }
    }
  }
}
