div.perfectTable {
    display: flex;
    flex-flow: column;
}

/*
div.perfectTable > div > div:nth-child(1) {
    border-left: 1px solid black;
}

div.perfectTable > div:nth-child(1) > div {
    border-top: 1px solid black;
}
*/

div.perfectTable > div > div {
    /*border-top: 0 solid black;
    border-left: 0 solid black;
    border-right: 1px solid black;
    border-bottom: 1px solid black;

    padding: 0.75em;*/

    flex-grow: 1;
    flex-basis: 0;
    flex-shrink: 0;

    overflow: hidden;

    display: flex;
    justify-content: center;
}

div.perfectTable > div {
    display: flex;
    flex-flow: row;
}


div.pickerContainer {
    display: flex; 
    align-items: center; 
    flex-flow: row;
}

div.pickerContainer > div {
    flex-grow: 1;
    flex-shrink: 1;
    flex-basis: 0;
}