diff --git a/Gruntfile.coffee b/Gruntfile.coffee
index 1b8e473..17a0312 100644
--- a/Gruntfile.coffee
+++ b/Gruntfile.coffee
@@ -90,4 +90,9 @@ module.exports = (grunt) ->
             files:
               'c3.min.js': 'c3.js'
 
-    grunt.registerTask 'default', ['concat', 'jshint', 'jasmine', 'uglify']
+        cssmin:
+          c3:
+            src: 'c3.css'
+            dest: 'c3.min.css'
+
+    grunt.registerTask 'default', ['concat', 'jshint', 'jasmine', 'cssmin', 'uglify']
diff --git a/c3.min.css b/c3.min.css
new file mode 100644
index 0000000..8a680b0
--- /dev/null
+++ b/c3.min.css
@@ -0,0 +1 @@
+.c3 svg{font:10px sans-serif}.c3 line,.c3 path{fill:none;stroke:#000}.c3 text{-webkit-user-select:none;-moz-user-select:none;user-select:none}.c3-bars path,.c3-event-rect,.c3-legend-item-tile,.c3-xgrid-focus,.c3-ygrid{shape-rendering:crispEdges}.c3-chart-arc path{stroke:#fff}.c3-chart-arc text{fill:#fff;font-size:13px}.c3-grid line{stroke:#aaa}.c3-grid text{fill:#aaa}.c3-xgrid,.c3-ygrid{stroke-dasharray:3 3}.c3-text.c3-empty{fill:gray;font-size:2em}.c3-line{stroke-width:1px}.c3-circle._expanded_{stroke-width:1px;stroke:#fff}.c3-selected-circle{fill:#fff;stroke-width:2px}.c3-bar{stroke-width:0}.c3-bar._expanded_{fill-opacity:.75}.c3-chart-arcs-title{font-size:1.3em}.c3-target.c3-focused{opacity:1}.c3-target.c3-focused path.c3-line,.c3-target.c3-focused path.c3-step{stroke-width:2px}.c3-target.c3-defocused{opacity:.3!important}.c3-region{fill:#4682b4;fill-opacity:.1}.c3-brush .extent{fill-opacity:.1}.c3-legend-item{font-size:12px}.c3-legend-background{opacity:.75;fill:#fff;stroke:#d3d3d3;stroke-width:1}.c3-tooltip{border-collapse:collapse;border-spacing:0;background-color:#fff;empty-cells:show;-webkit-box-shadow:7px 7px 12px -9px #777;-moz-box-shadow:7px 7px 12px -9px #777;box-shadow:7px 7px 12px -9px #777;opacity:.9}.c3-tooltip tr{border:1px solid #CCC}.c3-tooltip th{background-color:#aaa;font-size:14px;padding:2px 5px;text-align:left;color:#FFF}.c3-tooltip td{font-size:13px;padding:3px 6px;background-color:#fff;border-left:1px dotted #999}.c3-tooltip td>span{display:inline-block;width:10px;height:10px;margin-right:6px}.c3-tooltip td.value{text-align:right}.c3-area{stroke-width:0;opacity:.2}.c3-chart-arcs .c3-chart-arcs-background{fill:#e0e0e0;stroke:none}.c3-chart-arcs .c3-chart-arcs-gauge-unit{fill:#000;font-size:16px}.c3-chart-arcs .c3-chart-arcs-gauge-max,.c3-chart-arcs .c3-chart-arcs-gauge-min{fill:#777}.c3-chart-arc .c3-gauge-value{fill:#000;font-size:28px}
\ No newline at end of file
diff --git a/package.json b/package.json
index cc0cf79..c886bc7 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
   "devDependencies": {
     "grunt": "~0.4.1",
     "grunt-contrib-concat": "~0.5.0",
+    "grunt-contrib-cssmin": "^0.10.0",
     "grunt-contrib-jasmine": "~0.5.2",
     "grunt-contrib-jshint": "~0.7.1",
     "grunt-contrib-uglify": "~0.4.0",