I want learn about basic of deco subject

It seems like you are interested in learning about basic concepts in interior decorating (deco) or design. The field of interior decorating involves creating visually appealing and functional spaces by arranging furniture, colors, textures, and accessories. Here are some key points to get you started:

1. Color Theory: Understanding basic color concepts such as complementary, analogous, and monochromatic schemes can help you create harmonious color palettes in a room.

2. Space Planning: Knowing how to arrange furniture in a room to maximize traffic flow, functionality, and aesthetic appeal is crucial. Consider focal points, balance, and scale when planning a space.

3. Texture and Patterns: Incorporating different textures and patterns adds depth and visual interest to a room. Mixing textures like smooth, rough, shiny, and matte can create a dynamic space.

4. Lighting: Lighting plays a significant role in interior design. Natural light, artificial light sources, and the placement of lighting fixtures can influence the ambiance of a room.

5. Furniture Styles: Familiarize yourself with different furniture styles, from modern and contemporary to traditional and eclectic. Understanding furniture styles can help you create cohesive design schemes.

6. Accessories and Decor: Accessories such as rugs, artwork, mirrors, and decor items can enhance the overall look of a space. Knowing how to layer and style accessories can elevate the design.

When starting to learn about interior decorating, it's helpful to look for inspiration in design magazines, online platforms like Pinterest, or by visiting furniture stores and showrooms. Experimenting with mood boards can also be a fun way to practice combining different elements of design.

If you have any specific questions or areas you'd like to explore further in the realm of interior decorating, feel free to ask!