Display grid equal width two columns
HTML
<div class="grid">
<div class="item">Column 1<br /><br /></div>
<div class="item">Column 2<br /><br /></div>
</div>
CSS
.grid {
display: grid;
grid-template-columns: repeat(2, 1fr);
grid-column-gap: 1rem;
background: red;
padding: 1rem;
}
.item {
background: white;
}