body {
        margin: 0;
        padding: 0;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-template-rows: 77px 502px 947px 72px; /* Set specific heights for each row */
        gap: 10px;
    }
    
    .grid-item {
        background-color: rgba(255, 255, 255, 0.3);
        padding: 20px;
        text-align: center;
    }
    
.grid1-row1.top-left {
    background-color: rgb(229, 143, 229); 
}


.grid4-row1.top-right {
    background-color: rgb(229, 143, 229); 
}



.middle-top {
    background-color: darkmagenta; 
}

.grid3-row3-middle {
    background-color: red; 
}


.grid4-row4 {
    background-color: lightblue; 
}
.grid1-row2,
.grid2-row2,
.grid3-row2 {
    background-color: orange;
}