<p>Check <a href="https://www.matuzo.at/blog/2023/100daysof-day97/">this post</a> for more details</p>
<button class="js-button">Animate</button>
<div class="grid js-grid">
<div class="item">
<h2>Element 1</h2>
</div>
<div class="item">
<h2>Element 2</h2>
</div>
<div class="item">
<h2>Element 3</h2>
</div>
<div class="item">
<h2>Element 4</h2>
</div>
<div class="item">
<h2>Element 5</h2>
</div>
<div class="item">
<h2>Element 6</h2>
</div>
<div class="item">
<h2>Element 7</h2>
</div>
<div class="item">
<h2>Element 8</h2>
</div>
<div class="item">
<h2>Element 9</h2>
</div>
<div class="item">
<h2>Element 10</h2>
</div>
<div class="item">
<h2>Element 11</h2>
</div>
<div class="item">
<h2>Element 12</h2>
</div>
</div>
html {
overscroll-beahavior: contain;
}
.grid {
--col: 9.5rem;
--row: 8rem;
--gap: 2rem;
display: grid;
grid-template-columns: repeat(3, var(--col));
grid-template-rows: repeat(4, var(--row));
grid-gap: var(--gap);
}
.grid--full {
--col: 30%;
--row: 4rem;
--gap: 1rem;
}
@media (prefers-reduced-motion: no-preference) {
.grid {
transition: all 1s;
}
}
button {
background-color: #123456;
color: #ffffff;
margin: 2rem 0;
padding: 1.4rem;
border: none;
border-radius: 5px;
text-transform: uppercase;
font-size: 1.2rem;
}
button:focus-visible {
outline: 4px solid #123456;
outline-offset: 4px;
}
dt {
font-weight: bold;
margin-bottom: 0.5rem;
}
document.querySelector('.js-button').addEventListener('click', function() {
document.querySelector('.js-grid').classList.toggle('grid--full')
})
This Pen doesn't use any external JavaScript resources.