According to pgfplots manual it is possible to enlarge axes limits using
enlarge x limits and
enlarge y limits properties. One can specify relative and absolute values, but they are in units of the axes. Is it possible, to enlarge limits by some fixed distance, e.g.
If possible, I would need a solution, that could be defined in the
.style property, as I would like all my plots to have axes extended by the same value.