段組みレイアウト

デモ

See the Pen layout-6 by logsuke (@design-list) on CodePen.

コード

<section>
            <div class="section-container">
                <div class="bg content-1">
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                    <div class="item"></div>
                </div>
            </div>
        </section>

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box
}

:root {
  --nav-height: 8rem;
  --max-width: 1024px;
  --container-padding: 0 4rem;
  --gap: 1rem;
}

/* section */
.section-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;

  margin-top: 5rem;
}

.bg {
  border: 5px solid rgb(55, 53, 53);
  position: relative;
  opacity: 0.5;
  background-image: radial-gradient(#e331dd 2px, #e5e5f7 2px);
  background-size: 40px 40px;
}

.content-1 {
  width: 100%;
  padding: 2rem;
  column-count: 3;
  column-gap: var(--gap);
}

.item {
  margin-bottom: var(--gap);
  break-inside: avoid;
  page-break-inside: avoid;
}

.item:nth-child(2n + 1) {
  width: 100%;
  height: 250px;
  background: rgba(233, 181, 255, 0.608);
  position: relative;
}

.item:nth-child(2n) {
  width: 100%;
  height: 100px;
  background: rgba(233, 181, 255, 0.608);
  position: relative;
}

.item:nth-child(3n) {
  width: 100%;
  height: 50px;
  background: rgba(233, 181, 255, 0.608);
  position: relative;
}

.item::before {
  content: 'item';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: black;
  font-size: 2rem;
}

@media screen and (max-width: 768px) {
  .content-1 {
    column-count: 2;
  }
}