Refactor CSS styles for admin slideshow interface and update slide list template

- Improved formatting and consistency in the CSS file for better readability and maintainability.
- Increased the width of the slides content area from 500px to 800px in the slide list template.
- Removed obsolete image files related to the slideshow module.
- Updated the layout and styles for various elements in the slideshow admin interface.

modules/empikmarketplace/vendor/symfony/config/Tests/Definition/~syncthing~MergeTest.php.tmp

@@ -1 +0,0 @@
-c:\visual studio code\projekty\drmaterac.pl\modules\empikmarketplace\vendor\symfony\config\Tests\Definition\~syncthing~MergeTest.php.tmp