Create a captivating background image of a magical potions classroom, shrouded in dim lighting and dark colors. The scene is dominated by tall, wooden shelves that are filled to the brim with an array of potion ingredients—jars of vibrant herbs, colorful powders, and glass bottles of various shapes and sizes. Some bottles glow softly, casting an enchanting light that dances across the room, while others are filled with mysterious liquids that hint at their magical properties. The shelves are intricately designed, with ornate carvings that add to the mystical atmosphere. The lighting is ambient, with flickering candles placed strategically around the room, creating shadows that enhance the sense of mystery. The overall composition should evoke a feeling of wonder and intrigue, inviting players to explore the secrets of potion-making in this enchanting classroom.