awful.rules.rules = {
    {
        rule = {},
        properties = {
            border_width = beautiful.border_width,
            border_color = beautiful.border_color,
            focus = awful.client.focus.filter,
            raise = true,
            maximized = false,
            screen = awful.screen.preferred,
            placement = awful.placement.no_overlap +
             awful.placement.no_offscreen
        }
    },

    -- Add titlebars to normal clients
    {rule_any = {type = {'normal'}}, properties = {titlebars_enabled = true}},

    -- Floating, Titlebar exceptions
    {
        rule_any = {
            class = {'gnome', 'gtk', 'Lxappearance', 'qt5ct', 'feh'},
            name = {'Event Tester', 'Komikku', 'marker'},
            role = {'pop-up', 'GtkFileChooserDialog'},
            type = {'dialog'}
        },
        properties = {floating = true, titlebars_enabled = false}
    }
}