Fix multiple small issues
Clean the dependencies used in the package.json. Delete unused CSS modules. Solves #31 (closed). Solves #37 (closed). Solves #25 (closed). Solves #32 (closed).
Clean the dependencies used in the package.json. Delete unused CSS modules. Solves #31 (closed). Solves #37 (closed). Solves #25 (closed). Solves #32 (closed).