## Bug description The online documentation,i.e, [here](https://gepettoweb.laas.fr/doc/loco-3d/crocoddyl/master/doxygen-html/classcrocoddyl_1_1ResidualModelFramePlacementTpl.html) is not being rendered properly because it is missing the doxygen.css from [here](https://gepettoweb.laas.fr/doc/loco-3d/crocoddyl/master/doxygen-html/doxygen.css).
