specify the url of the style.css file to stop jstree looking in a default location, which was generating a 404
specify the url of the style.css file to stop jstree looking in a default location, which was generating a 404

citation-style-editor/csl-editor,fbennett/csl-editor,adam3smith/csl-editor,adam3smith/csl-editor,adam3smith/csl-editor,citation-style-language/csl-editor,fbennett/csl-editor,citation-style-language/csl-editor,citation-style-language/csl-editor,citation-style-editor/csl-editor,citation-style-editor/csl-editor