/files/tr/learn/css/building_blocks/

• ../
• backgrounds_and_borders
• cascade_and_inheritance
• debugging_css
• handling_different_text_directions
• images_media_form_elements
• index.html
• organizing
• overflow_tasks
• overflowing_content
• selectors
• sizing_items_in_css
• sizing_tasks
• styling_tables
• test_your_skills_backgrounds_and_borders
• the_box_model
• values_and_units
• values_tasks
• writing_modes_tasks