bulma/docs/library/grid/grid.html

---
layout: default
title: Grid/Grid
breakpoints:
- name: mobile
  visibility: mobile
  count: 2
  suffix: 'mobile'
- name: tablet
  visibility: tablet-only
  count: 4
  suffix: 'tablet'
- name: desktop
  visibility: desktop-only
  count: 8
  suffix: 'desktop'
- name: widescreen
  visibility: widescreen-only
  count: 12
  suffix: 'widescreen'
- name: fullhd
  visibility: fullhd
  count: 16
  suffix: 'fullhd'
---
<section style="padding: 3rem;">
  {% for breakpoint in page.breakpoints %}
    <p style="display: none;" class="block is-block-{{ breakpoint.visibility }}">
      Current breakpoint: <strong>{{ breakpoint.name }}</strong>
    </p>
  {% endfor %}

  <div style="display: flex; flex-wrap: wrap;">
    {% for breakpoint in page.breakpoints %}
      <div style="margin: 0 1.5em 1.5em 0; position: relative; width: 180px;">
        <p
          style="border: 2px solid hsl(153, 53%,  53%); border-radius: 1em; pointer-events: none; display: none; position: absolute; left: -1em; right: -1em; top: -1em; bottom: -1em;"
          class="has-background-success-light is-block-{{ breakpoint.visibility }}"
        ></p>
        <div style="position: relative;">
          <p style="font-size: 0.75em">
            <strong>{{ breakpoint.count }}</strong> columns on {{ breakpoint.name }}
          </p>
          <input
            id="columns"
            class="jsColumns"
            type="range"
            min="1"
            max="16"
            value="{{ breakpoint.count }}"
            data-suffix="{{ breakpoint.suffix }}"
          >
        </div>
      </div>
    {% endfor %}
  </div>

  <div id="grid" class="grid">
    <div class="cell">#1</div>
    <div class="cell">#2</div>
    <div class="cell">#3</div>
    <div class="cell">#4</div>
    <div class="cell">#5</div>
    <div class="cell">#6</div>
    <div class="cell">#7</div>
    <div class="cell">#8</div>
    <div class="cell">#9</div>
    <div class="cell">#10</div>
    <div class="cell">#11</div>
    <div class="cell">#12</div>
    <div class="cell">#13</div>
    <div class="cell">#14</div>
    <div class="cell">#15</div>
    <div class="cell">#16</div>
    <div class="cell">#17</div>
    <div class="cell">#18</div>
    <div class="cell">#19</div>
    <div class="cell">#20</div>
  </div>
</section>

<script
  type="text/javascript"
>
  document.addEventListener('DOMContentLoaded', () => {
    const $grid = document.getElementById('grid');
    const $columns = document.querySelectorAll('.jsColumns');
    const columns = {
      mobile: 2,
      tablet: 4,
      desktop: 8,
      widescreen: 12,
      fullhd: 16,
    };

    function updateUI() {
      let cn = 'grid';

      for (const [column, count] of Object.entries(columns)) {
        cn += ` has-${count}-cols-${column}`;
      }

      $grid.className = cn;
    }

    $columns.forEach((el) =>
      el.addEventListener(
        'input',
        (event) => {
          const count = event.target.valueAsNumber;
          const suffix = event.target.dataset.suffix;
          columns[suffix] = count;
          updateUI();
        },
        false
      )
    );

    function getAll(selector, parent = document) {
      return Array.prototype.slice.call(parent.querySelectorAll(selector), 0);
    }
  });
</script>