.grid{
    width: 200px;
    height: 400px;
    display: flex;
    border: 1px solid black;
    flex-wrap: wrap;
    background-color: rgb(220, 240, 249);
}

.grid div{
    height: 20px;
    width: 20px;
   
}

.tetromino{
    background-color: rgb(122, 122, 175);
}