First, the size and shape of the living room should be paid attention to when installing square lights or round lights in the living room;
Second, generally speaking, if the indoor area is small, you can choose the dome to extend your sight through circular lines, so there will be no sense of oppression indoors; If the indoor area is large, you can consider choosing a flat roof, which will set off the living room more.
Third, of course, what kind of lights to install, but also consider their own and family preferences.