具有[attribute= " value "]规则的CSS，不适用于jquery-svg图像

I've got an inkscape SVG file loaded in with jquery-svg, which I'm trying to apply a bunch of CSS selectors to in order to ensure that items of particular layers are all of uniform colour, and to allow for mouseover effects on certain layers. It seems to have no issues respecting standard CSS rules on the SVG, but completely ignores anything with a I've got an inkscape SVG file loaded in with jq