body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    padding: 0;
}

.grid-container {
    display: grid; 
    background-color: black;
    grid-template-columns: 180px 100px 76.5px 25px;
    grid-template-rows: 207px 65px 77.5px 10px;
    gap: 4.5px;
    width: 374;

}

.red {
    background-color: red;
}

.gray {
    background-color: antiquewhite;
}

#g1 {
    grid-column: span 3;
}

#g2 {
    grid-row: span 2;
}

#g3 {
    grid-column: span 2;
    grid-row: span 2;
}

.blue {
    background-color: darkblue;
    border: solid black;
    border-width: 0px 0px 5px 0px;
}


#g4 {
    grid-row: span 2
}


.yellow {
    background-color: goldenrod;
}