body {
    margin: 0;
    padding: 0;
}

.weights-grid {
    display: grid;
    grid-template-columns: auto repeat(5, 1fr);
    grid-template-rows: auto repeat(5, 1fr);
    gap: 5px;
}

.weights-grid-cell {
    background-color: #eee;
    border: 1px solid #ccc;
    height: 50px;
    width: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
}

.weights-grid-cell.red {
    background-color: #f00;
    color: #fff;
}

.weights-grid-cell.blue {
    background-color: #00f;
    color: #fff;
}

.weights-grid-cell.green {
    background-color: #0f0;
    color: #fff;
}

.weights-grid-cell.orange {
    background-color: #ffa500;
    color: #fff;
}

.weights-grid-cell.purple {
    background-color: #800080;
    color: #fff;
}

.row-label {
    grid-column: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
}

.column-label {
    grid-row: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
}