Mostly girls get disappointed if they figure out that they have thin fine hair because they are very light and no cute hairstyle could be made out of the thin fine hair. That is not true you can make as many as hairstyles like other hair type girls do. The trick here is the haircut you have. You need to make sure to have the right haircut in order to make different hairstyles. Even if you have the correct haircut for the thin fine hair, you would be good to go.
The best hairstyle I think for thin fine hair is the layers cut which give a little volume to your hair. Your hair looks thick and stylish with the layers cut. It gives the hair the body and shape which suits on your face too. Layers cut suit better on long hair so if you have long thin hair then go for the layers cut without any second thought. You can pin them up as well, making it look like a cut hairstyle giving the layers some style.
If you like to keep your hair short then pixie bob cut would be best for the thin hairs. You would not need to worry much about the bob cut when you have thin hair because usually the people who have wavy and curly hair tend to straighten their hair in order to make them look good. However, since you would be having thin hair already, they would be naturally straight so bob cut would look cool on you. If you want to be simple then get the shoulder cut length straight from the back, you can just leave your hair loose open by blowing them up after washing them and it would look good on you too.