https://preview.redd.it/cy7omnui9eih1.png?width=1863&format=png&auto=webp&s=bf30afec4813f3470eeb55c3d6d392ca392da362

I'm using a post grid layout from TPD in a container and before it fully loads in, it looks white. How to fix this? Is there a ways to make it look less distracting, perhaps black like the background?