#wrapper {
    display: grid;
    grid-auto-rows: minmax(0px, auto);
    grid-template-columns: minmax(0px, 1fr) repeat(6, minmax(0, 175px)) minmax(0px, 1fr);
}

body {
    background:rgba(255, 99, 71, 0.5);
    margin: 0px;
}

nav {
    grid-row-start: 6;
    grid-row-end: 7;
    grid-column-start: 1;
    grid-column-end: -1;
}

article {
    background: rgba(0, 255, 0, 0.5);
    grid-column: 2 / 8;
    grid-row-start: 3;
    grid-row-end: 7;
    height: 100%;
    margin-top: 15%;
}

header {
    background: rgba(50, 50, 255, 0.5);
    grid-row-start: 1;
    grid-row-end: 2;
    grid-column-start: 1;
    grid-column-end: -1;
}