pico/scss/layout/_scroller.scss

/**
 * Horizontal scroller (<figure>)
 */

// Wrapper to make any content responsive across all viewports
figure {
  display: block;
  margin-right: -$spacing-gutter;
  margin-left: -$spacing-gutter;
  padding: 0;
  overflow-x: auto;

  figcaption {
    color: var(--muted-text);
    font-size: 87.5%;
    padding: ($spacing-gutter/2) $spacing-gutter;
  }

  @if map-get($breakpoints, "sm") {
    @media (min-width: map-get($breakpoints, "sm")) {
      margin-right: 0;
      margin-left: 0;

      figcaption {
        padding: ($spacing-gutter/2) 0;
      }
    }
  }
}