%grid-layer {
    display: grid;
    font-size: 16px;
    grid-template-columns: [start]auto[middle]25%[end];
    grid-template-rows: [start]7em[middle]auto[end];
}

%flex-grid-layer {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

%grid-layer-main {
    @extend %flex-grid-layer;
    grid-column-start: start;
    grid-column-end: end;
    grid-row-start: start;
    grid-row-end: end;
}

%grid-layer-links {
    @extend %flex-grid-layer;
    grid-column-start: middle;
    grid-column-end: end;
    grid-row-start: start;
    grid-row-end: middle;
}

%containerV {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}