#wrapper{
    display:grid;
    grid-auto-rows: minmax(0px, 150px);
    grid-template-columns: minmax(0px,1fr) repeat(4, minmax(0, 175px)) minmax(0px,1fr);
}
header{
    background-color:blue;
    grid-row: 1 / 2;
    grid-column: 1 / -1;
}
nav{
    background-color:brown;
    grid-row: 1 / 2;
    grid-column: 2 / -2;
}

picture{
    background-color: bisque;
    grid-row: 2 / 3;
    grid-column: 1 / -1;

}
main{
    background-color: palegreen;
    grid-row: 3 / 5;
    grid-column: 2 / -2;

}


footer{
    background-color: coral;
    grid-row: 5 / 6;
    grid-column: 1 / -1;

}