How to build an upside down house? Minecraft 1.21.4+

This is my first tutorial video, so please don't hate me too much, but I'd like to hear you opinion in the comments (in terms of what should I do differently in the future). Please leave a like a subscribe Follow me on TikTok: https://www.tiktok.com/@theminecraftg... ------------------------------------------------------------------------------------ Material list: 111 mangrove Stairs 76 Pale Oak Planks 35 Stone Bricks 33 Pale Oak Slabs 25 Striped Dark Oak Log 21 Light Gray Carpet 15 Gray Stained Glass Pane 10 Mangrove Planks 8 Lantern 8 Pale Oak Stairs 7 Magenta Carpet 6 Chest 5 Barrel 4 Chain 4 Spruce Fence 4 Spruce Slab 3 Furnace 2 Blast Furnace 2 Smoker 2 Flower pot 2 Ladder 2 Pale Oak Trapdoor 2 Spruce Stairs 2 Spruce Trapdoor 1 Anvil 1 Bamboo 1 Flower (Blue Orchid) 1 Bookshelf 1 Brewing Stand 1 Cherry Leaves 1 Ender Chest 1 Grindstone 1 Magenta Bed 1 Pale Oak Door 1 Smitthing Table 1 Stonecutter 1 Torch