image preview borders are white
this is what https://gitlab.com/maxigaz/gitlab-dark/blob/04ac3ef118e27ee7c4898f726f62511d2793c6bb/Screenshot1.png looks like right now:
Edited by hanshenrik
this is what https://gitlab.com/maxigaz/gitlab-dark/blob/04ac3ef118e27ee7c4898f726f62511d2793c6bb/Screenshot1.png looks like right now: