Create a line art illustration of an empty classroom interior

Create a line art illustration of an empty classroom interior,doesn't have any other furniture except windows and chalkboard at the center festively decorated with DIY, affordable materials. The room features paper flowers, tassel garlands, banners, candlesticks, sparkling garlands, bandana banners, DIY bunting, a paper chain backdrop, and tissue paper pom-poms. The chalkboard is decorated with cheerful drawings and framed with garlands. Emphasize the handcrafted, simple yet beautiful decorations, ensuring the room is filled with festive details. No people should be present, decorations everywhere,No desk and chairs and the image should be in line art,sketch without color,Flower Festival, lots of banners and garlands of the ceiling.