<div class="container">
<div class="child">
...
</div>
<div class="child">
...
</div>
<div class="child">
...
</div>
<div class="child">
...
</div>
</div>
.container {
display: grid;
grid-template-columns: 200px 1fr;
grid-template-rows: 50px 1fr;
gap: 10px;
}
.child {
}