section {
    display: table;
}
.demo-label {
    display: table-cell;
    font-size: 14px;
    margin-left: 8px;
    min-width: 120px;
}
.demo-button-row {
    display: table-cell;
    max-width: 900px;
}
.demo-button-row .mat-mdc-button-base {
    margin: 8px 8px 8px 0;
}
.demo-flex-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.demo-button-container {
    display: flex;
    justify-content: center;
    width: 120px;
}