GRID columns

by Elias__Nielsen

HTML

<div class="grid-container">
<div class="element-1">
  <div class='sticky'> a
  </div>
</div>
<div class="element-2">d</div>
<div class="element-3">f</div>
</div>

CSS

.grid-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 2em;
  align-items: start;
}

  @media (max-width: 400px) {
  .grid-container { display: block; }
  .element-1 {padding-bottom:1em;}
  .element-2 {padding-bottom:3em;}
}

.element-1 {
  grid-row: 1;
  grid-column: 1 / 2;
  align-self: stretch;
}
.element-1 .sticky {
  position: sticky;
  top: 0em;
  background: red;
  height: 10vh;
}

.element-2 {
  min-height: 100vh;
  grid-row: 1;
  grid-column: 2 / 3;
  background: blue;
}

.element-3 {
  min-height: 100vh;
  grid-row: 2;
  grid-column: 1 / 3;
  background: yellow;
}