<style>
* {
    font: 16px MinervaSans;
}
.container {
    display: grid;
    background-color: lightsalmon;
    grid-template-columns: auto auto;
    gap: calc(1vh + 10px) calc(10% - 10px);
}

.item {
    background-color: palevioletred;
}
</style>
<div class="container"><div class="item" style="grid-column: 2 / span 1">1</div><div class="item">2</div></div>