docs: function css() {
    return gulp
      .src("./scss/**/*.scss")
      .pipe(plumber())
      .pipe(sass({
        outputStyle: "expanded",
        includePaths: "./node_modules",
      }))
      .on("error", sass.logError)
      .pipe(autoprefixer({
        browsers: ['last 2 versions'],
        cascade: false
      }))
      .pipe(header(banner, {
        pkg: pkg
      }))
      .pipe(gulp.dest("./css"))
      .pipe(rename({
        suffix: ".min"
      }))
      .pipe(cleanCSS())
      .pipe(gulp.dest("./css"))
      .pipe(browsersync.stream());
  }