Monzo blank screen when going to 3d secure

Issue: we are developers that are really struggling with monzos 3d secure page when sending customers from our website, every time a customer lands on the Monzo page it is just a blank screen for them does anyone have any idea how to resolve this

Details to reproduce: we are developers that are really struggling with monzos 3d secure page when sending customers from our website, every time a customer lands on the Monzo page it is just a blank screen for them does anyone have any idea how to resolve this
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