Set window size to make test setup more predictable

spec/features/exhibits/translation_editing_spec.rb

@@ -295,7 +295,6 @@
 
         visit spotlight.search_exhibit_catalog_path(exhibit, q: '*', locale: 'fr')
 
-        find('button[aria-label="plus »"]').click # Hamburger icon
         expect(page).to have_css('h3.facet-field-heading', text: 'Géographique')
       end
     end

spec/spec_helper.rb

@@ -18,6 +18,13 @@
 require 'selenium-webdriver'
 require 'webmock/rspec'
 
+Capybara.register_driver :selenium_chrome_headless do |app|
+  browser_options = Selenium::WebDriver::Chrome::Options.new
+  browser_options.add_argument('--window-size=1920,1080')
+  browser_options.add_argument('--headless')
+  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
+end
+
 Capybara.javascript_driver = :selenium_chrome_headless
 
 allowed_sites = ['chromedriver.storage.googleapis.com']