Awful.rules.rules = {
    -- All clients will match this rule.
    {
        rule = {},
        properties = {
            border_width = Beautiful.border_width,
            border_color = Beautiful.border_normal,
            focus = Awful.client.focus.filter,
            raise = true,
            keys = clientkeys,
            buttons = clientbuttons,
            screen = Awful.screen.preferred,
            placement = Awful.placement.no_overlap + Awful.placement.no_offscreen
        }
    },

    -- Floating clients.
    {
        rule_any = {
            instance = {
                "DTA",   -- Firefox addon DownThemAll.
                "copyq", -- Includes session name in class.
                "pinentry",
            },
            class = {
                "Arandr",
                "Blueman-manager",
                "Gpick",
                "Kruler",
                "MessageWin",  -- kalarm.
                "Sxiv",
                "Tor Browser", -- Needs a fixed window size to avoid fingerprinting by screen size.
                "Wpa_gui",
                "veromix",
                "xtightvncviewer" },

            -- Note that the name property shown in xprop might be set slightly after creation of the client
            -- and the name shown there might not match defined rules here.
            name = {
                "Event Tester", -- xev.
            },
            role = {
                "AlarmWindow",   -- Thunderbird's calendar.
                "ConfigManager", -- Thunderbird's about:config.
                "pop-up",        -- e.g. Google Chrome's (detached) Developer Tools.
            }
        },
        properties = { floating = true }
    },

    -- Add titlebars to normal clients and dialogs
    {
        rule_any = { type = { "normal", "dialog" }
        },
        properties = { titlebars_enabled = false }
    },
}