.rx-grid-3-container
{
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    grid-gap: 5px;

    padding-top: 5px;
    padding-bottom: 5px;

    background-color: #FFFFFF;

    heigth: 100%;
    
    /* border: 2px solid rgba(128, 128, 128, 1.0); */
}

.rx-grid-3-container > div
{
    background-color: #FFFFFF;
    text-align: center;
    padding: 0px;
    margin: 0px;
    font-size: 1em;
   /* border: 1px solid #000000; */
}