Vastu Shastra: Which color Shivlinga is auspicious to keep in the house, see what Vastu Shastra says?

Which god's idols should be there in the house and which god's idols should not be there, what color Shivlinga should be kept in the house? Its rules are also stated in Vastu Shastra. According to Vastu Shastra, your Deoghar is the biggest