lor: lightgrey;
    margin-top: 5px;
    grid-auto-flow: column;
}
.grid {
    display: grid;
    background-color: grey;
    margin-top: 10px;
    grid-auto-flow: column;
}
.empty {
    border-style: solid;
    border-width: 5px 0px 10px;
    padding: 2px 0px 4px;
    margin: 10px 0px 20px;
}
.column {
    grid-auto-flow: row;
}
.firstRowFirstColumn {
    grid-column: 1;
    grid-row: 1;
}
.secondRowFirstColumn {
    grid-column: 1;
    grid-row: 2;
}
</style>

<body style="position: relative">

<!-- If an