Use load-grunt-tasks

to avoid multiple grunt.loadNpmTasks(plugin) statements

Gruntfile.js

@@ -1,4 +1,7 @@
 module.exports = function(grunt) {
+
+  require('load-grunt-tasks')(grunt);
+
   pkg: grunt.file.readJSON('package.json'),
   grunt.initConfig({
 
@@ -49,10 +52,6 @@ module.exports = function(grunt) {
   });
 
   // Register our tasks
-  grunt.loadNpmTasks('grunt-contrib-watch');
-  grunt.loadNpmTasks('grunt-contrib-concat');
-  grunt.loadNpmTasks('grunt-autoprefixer');
-  grunt.loadNpmTasks('grunt-contrib-cssmin');
   grunt.registerTask('default', ['concat-anim', 'autoprefixer', 'cssmin', 'watch']);
 
   grunt.registerTask('concat-anim', 'Concatenates activated animations', function () {
@@ -78,4 +77,4 @@ module.exports = function(grunt) {
     grunt.config('concat', { 'animate.css': target })
     grunt.task.run('concat')
   });
-};
+};

animate.css

@@ -1,6 +1,5 @@
 @charset "UTF-8";
 
-
 /*!
 Animate.css - http://daneden.me/animate
 Licensed under the MIT license
@@ -137,6 +136,70 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
   animation-name: pulse;
 }
 
+@-webkit-keyframes rubberBand {
+  0% {
+    -webkit-transform: scale(1);
+    transform: scale(1);
+  }
+
+  30% {
+    -webkit-transform: scaleX(1.25) scaleY(0.75);
+    transform: scaleX(1.25) scaleY(0.75);
+  }
+
+  40% {
+    -webkit-transform: scaleX(0.75) scaleY(1.25);
+    transform: scaleX(0.75) scaleY(1.25);
+  }
+
+  60% {
+    -webkit-transform: scaleX(1.15) scaleY(0.85);
+    transform: scaleX(1.15) scaleY(0.85);
+  }
+
+  100% {
+    -webkit-transform: scale(1);
+    transform: scale(1);
+  }
+}
+
+@keyframes rubberBand {
+  0% {
+    -webkit-transform: scale(1);
+    -ms-transform: scale(1);
+    transform: scale(1);
+  }
+
+  30% {
+    -webkit-transform: scaleX(1.25) scaleY(0.75);
+    -ms-transform: scaleX(1.25) scaleY(0.75);
+    transform: scaleX(1.25) scaleY(0.75);
+  }
+
+  40% {
+    -webkit-transform: scaleX(0.75) scaleY(1.25);
+    -ms-transform: scaleX(0.75) scaleY(1.25);
+    transform: scaleX(0.75) scaleY(1.25);
+  }
+
+  60% {
+    -webkit-transform: scaleX(1.15) scaleY(0.85);
+    -ms-transform: scaleX(1.15) scaleY(0.85);
+    transform: scaleX(1.15) scaleY(0.85);
+  }
+
+  100% {
+    -webkit-transform: scale(1);
+    -ms-transform: scale(1);
+    transform: scale(1);
+  }
+}
+
+.rubberBand {
+  -webkit-animation-name: rubberBand;
+  animation-name: rubberBand;
+}
+
 @-webkit-keyframes shake {
   0%, 100% {
     -webkit-transform: translateX(0);
@@ -417,6 +480,7 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
   }
 
   100% {
+    opacity: 1;
     -webkit-transform: scale(1);
     transform: scale(1);
   }
@@ -444,6 +508,7 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
   }
 
   100% {
+    opacity: 1;
     -webkit-transform: scale(1);
     -ms-transform: scale(1);
     transform: scale(1);

package.json

@@ -8,6 +8,7 @@
     "grunt-contrib-watch": "~0.5.3",
     "grunt-csso": "~0.5.0",
     "grunt-contrib-concat": "~0.3.0",
-    "grunt-contrib-cssmin": "~0.8.0"
+    "grunt-contrib-cssmin": "~0.8.0",
+    "load-grunt-tasks": "~0.2.0"
   }
 }