using DashBootstrapComponents, DashHtmlComponents

row = html_div([
    dbc_row([
        dbc_col(html_div("One of three columns"), md=4),
        dbc_col(html_div("One of three columns"), md=4),
        dbc_col(html_div("One of three columns"), md=4),
    ]),
    dbc_row([
        dbc_col(html_div("One of four columns"), width=6, lg=3),
        dbc_col(html_div("One of four columns"), width=6, lg=3),
        dbc_col(html_div("One of four columns"), width=6, lg=3),
        dbc_col(html_div("One of four columns"), width=6, lg=3),
    ]),
]);
