Easy Social toolbar not respondin to the Bootstrap Size

I try to place 2 modules , easy social toolbar and a custom one, google search ,
in the same position, i set Bootstrap Size to 6-6 or even 6-4 an is like easy social toolbar is not responding,
so instead to be the one nest to the other , is the one above the other with gogle search responding in the Bootstrap Size set but the other not.
Any advice ?

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