Grid layout - named tracks

by stopsatgreen

HTML

<div class="grid">
    <div class="one">One</div>
    <div class="two">Two</div>
    <div class="tre">Three</div>
</div>

CSS

.grid {
    display: grid;
    grid-template: 1fr 1fr 2fr / 'a a right-nav' 80px 'c c right-nav' 80px;
}
.grid div { height: 100%; outline: 1px dotted black; }
.one {
    background-color: red;
    grid-area: c;
}
.two {
    background-color: yellow;
    grid-area: a;
}
.tre {
    background-color: green;
    grid-area: right-nav;
}