text: 
  var gulp = require('gulp');  
  var sass = require('gulp-sass');
  
  //style paths
  var sassFiles = 'public/css/improvement.sass',  
      cssDest = 'public/css/';
  
  gulp.task('styles', function(){  
      gulp.src(sassFiles)
          .pipe(sass().on('error', sass.logError))
          .pipe(gulp.dest(cssDest));
  });
  
  gulp.task('watch',function() {  
      gulp.watch(sassFiles,['styles']);
  });