diff --git a/Gruntfile.js b/Gruntfile.js
index 8630afa..dc0e2d5 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -26,6 +26,14 @@ module.exports = function(grunt) {
       }
     },
 
+    cssmin: {
+      target: {
+        files: {
+          'select2-bootstrap.min.css': 'select2-bootstrap.css'
+        }
+      }
+    },
+
     jshint: {
       all: ['Gruntfile.js', '*.json']
     },
@@ -76,6 +84,6 @@ module.exports = function(grunt) {
   });
 
   // Default tasks.
-  grunt.registerTask('build', ['sass', 'copy', 'shell:jekyllBuild']);
+  grunt.registerTask('build', ['sass', 'cssmin', 'copy', 'shell:jekyllBuild']);
   grunt.registerTask('serve', ['shell:jekyllServe']);
 };
diff --git a/_jekyll/css/select2-bootstrap.css b/_jekyll/css/select2-bootstrap.css
index 41ef5d7..fa9459d 100644
--- a/_jekyll/css/select2-bootstrap.css
+++ b/_jekyll/css/select2-bootstrap.css
@@ -1,9 +1,4 @@
-/**
- * Select2 Bootstrap 3 CSS v1.4.4
- * Tested with Bootstrap v3.3.1 and Select2 v3.3.2, v3.4.1-v3.4.5, v3.5.1, v3.5.2, master
- * in latest Chrome, Safari, Firefox, Opera (Mac) and IE8-IE11
- * MIT License
- */
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */
 /**
  * Reset Bootstrap 3 .form-control styles which - if applied to the
  * original <select>-element the Select2-plugin may be run against -
diff --git a/docs/css/select2-bootstrap.css b/docs/css/select2-bootstrap.css
index 41ef5d7..fa9459d 100644
--- a/docs/css/select2-bootstrap.css
+++ b/docs/css/select2-bootstrap.css
@@ -1,9 +1,4 @@
-/**
- * Select2 Bootstrap 3 CSS v1.4.4
- * Tested with Bootstrap v3.3.1 and Select2 v3.3.2, v3.4.1-v3.4.5, v3.5.1, v3.5.2, master
- * in latest Chrome, Safari, Firefox, Opera (Mac) and IE8-IE11
- * MIT License
- */
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */
 /**
  * Reset Bootstrap 3 .form-control styles which - if applied to the
  * original <select>-element the Select2-plugin may be run against -
diff --git a/lib/select2-bootstrap.less b/lib/select2-bootstrap.less
index ecff932..936b4f0 100644
--- a/lib/select2-bootstrap.less
+++ b/lib/select2-bootstrap.less
@@ -1,9 +1,4 @@
-/**
- * Select2 Bootstrap 3 CSS v1.4.4
- * Tested with Bootstrap v3.3.1 and Select2 v3.3.2, v3.4.1-v3.4.5, v3.5.1, v3.5.2, master
- * in latest Chrome, Safari, Firefox, Opera (Mac) and IE8-IE11
- * MIT License
- */
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */
 
 /**
  * Reset Bootstrap 3 .form-control styles which - if applied to the
diff --git a/lib/select2-bootstrap.scss b/lib/select2-bootstrap.scss
index 58dd487..a425bf9 100644
--- a/lib/select2-bootstrap.scss
+++ b/lib/select2-bootstrap.scss
@@ -1,9 +1,4 @@
-/**
- * Select2 Bootstrap 3 CSS v1.4.4
- * Tested with Bootstrap v3.3.1 and Select2 v3.3.2, v3.4.1-v3.4.5, v3.5.1, v3.5.2, master
- * in latest Chrome, Safari, Firefox, Opera (Mac) and IE8-IE11
- * MIT License
- */
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */
 
 /**
  * Reset Bootstrap 3 .form-control styles which - if applied to the
diff --git a/package.json b/package.json
index 9e2e212..710f131 100644
--- a/package.json
+++ b/package.json
@@ -26,6 +26,7 @@
     "grunt": "~0.4.1",
     "grunt-bump": "0.0.11",
     "grunt-contrib-copy": "^0.7.0",
+    "grunt-contrib-cssmin": "^0.11.0",
     "grunt-contrib-jshint": "~0.10.0",
     "grunt-contrib-nodeunit": "~0.4.1",
     "grunt-contrib-sass": "~0.8.1",
diff --git a/select2-bootstrap.css b/select2-bootstrap.css
index 41ef5d7..fa9459d 100644
--- a/select2-bootstrap.css
+++ b/select2-bootstrap.css
@@ -1,9 +1,4 @@
-/**
- * Select2 Bootstrap 3 CSS v1.4.4
- * Tested with Bootstrap v3.3.1 and Select2 v3.3.2, v3.4.1-v3.4.5, v3.5.1, v3.5.2, master
- * in latest Chrome, Safari, Firefox, Opera (Mac) and IE8-IE11
- * MIT License
- */
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */
 /**
  * Reset Bootstrap 3 .form-control styles which - if applied to the
  * original <select>-element the Select2-plugin may be run against -
diff --git a/select2-bootstrap.min.css b/select2-bootstrap.min.css
new file mode 100644
index 0000000..0511fe0
--- /dev/null
+++ b/select2-bootstrap.min.css
@@ -0,0 +1 @@
+/*! Select2 Bootstrap 3 CSS v1.4.4 | MIT License | github.com/t0m/select2-bootstrap-css */.select2-container.form-control{background:0 0;box-shadow:none;border:none;display:block;margin:0;padding:0}.select2-container .select2-choice,.select2-container .select2-choices,.select2-container .select2-choices .select2-search-field input{background:#fff;padding:0;border-color:#ccc;border-radius:4px;color:#555;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075);box-shadow:inset 0 1px 1px rgba(0,0,0,.075)}.select2-search input{border-color:#ccc;border-radius:4px;color:#555;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;background-color:#fff;filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075);box-shadow:inset 0 1px 1px rgba(0,0,0,.075)}.select2-container .select2-choices .select2-search-field input{-webkit-box-shadow:none;box-shadow:none}.select2-container .select2-choice{height:34px;line-height:1.42857}.select2-container.select2-container-multi.form-control{height:auto}.input-group-sm .select2-container .select2-choice,.select2-container.input-sm .select2-choice{height:30px;line-height:1.5;border-radius:3px}.input-group-lg .select2-container .select2-choice,.select2-container.input-lg .select2-choice{height:46px;line-height:1.33;border-radius:6px}.select2-container-multi .select2-choices .select2-search-field input{height:32px}.input-group-sm .select2-container-multi .select2-choices .select2-search-field input,.select2-container-multi.input-sm .select2-choices .select2-search-field input{height:28px}.input-group-lg .select2-container-multi .select2-choices .select2-search-field input,.select2-container-multi.input-lg .select2-choices .select2-search-field input{height:44px}.select2-container-multi .select2-choices .select2-search-field input{margin:0}.select2-choice>span:first-child,.select2-chosen,.select2-container .select2-choices .select2-search-field input{padding:6px 12px}.input-group-sm .select2-choice>span:first-child,.input-group-sm .select2-choices .select2-search-field input,.input-group-sm .select2-chosen,.input-sm .select2-choice>span:first-child,.input-sm .select2-choices .select2-search-field input,.input-sm .select2-chosen{padding:5px 10px}.input-group-lg .select2-choice>span:first-child,.input-group-lg .select2-choices .select2-search-field input,.input-group-lg .select2-chosen,.input-lg .select2-choice>span:first-child,.input-lg .select2-choices .select2-search-field input,.input-lg .select2-chosen{padding:10px 16px}.select2-container-multi .select2-choices .select2-search-choice{margin-top:5px;margin-bottom:3px}.input-group-sm .select2-container-multi .select2-choices .select2-search-choice,.select2-container-multi.input-sm .select2-choices .select2-search-choice{margin-top:3px;margin-bottom:2px}.input-group-lg .select2-container-multi .select2-choices .select2-search-choice,.select2-container-multi.input-lg .select2-choices .select2-search-choice{line-height:24px}.select2-container .select2-choice .select2-arrow,.select2-container .select2-choice div{border-left:none;background:0 0;filter:progid:DXImageTransform.Microsoft.gradient(enabled=false)}.select2-dropdown-open .select2-choice .select2-arrow,.select2-dropdown-open .select2-choice div{border-left-color:transparent;background:0 0;filter:progid:DXImageTransform.Microsoft.gradient(enabled=false)}.select2-container .select2-choice .select2-arrow b,.select2-container .select2-choice div b{background-position:0 3px}.select2-dropdown-open .select2-choice .select2-arrow b,.select2-dropdown-open .select2-choice div b{background-position:-18px 3px}.input-group-sm .select2-container .select2-choice .select2-arrow b,.input-group-sm .select2-container .select2-choice div b,.select2-container.input-sm .select2-choice .select2-arrow b,.select2-container.input-sm .select2-choice div b{background-position:0 1px}.input-group-sm .select2-dropdown-open .select2-choice .select2-arrow b,.input-group-sm .select2-dropdown-open .select2-choice div b,.select2-dropdown-open.input-sm .select2-choice .select2-arrow b,.select2-dropdown-open.input-sm .select2-choice div b{background-position:-18px 1px}.input-group-lg .select2-container .select2-choice .select2-arrow b,.input-group-lg .select2-container .select2-choice div b,.select2-container.input-lg .select2-choice .select2-arrow b,.select2-container.input-lg .select2-choice div b{background-position:0 9px}.input-group-lg .select2-dropdown-open .select2-choice .select2-arrow b,.input-group-lg .select2-dropdown-open .select2-choice div b,.select2-dropdown-open.input-lg .select2-choice .select2-arrow b,.select2-dropdown-open.input-lg .select2-choice div b{background-position:-18px 9px}.has-warning .select2-choice,.has-warning .select2-choices{border-color:#8a6d3b}.has-warning .select2-container-active .select2-choice,.has-warning .select2-container-multi.select2-container-active .select2-choices{border-color:#66512c;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #c0a16b;box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #c0a16b}.has-warning.select2-drop-active{border-color:#66512c}.has-warning.select2-drop-active.select2-drop.select2-drop-above{border-top-color:#66512c}.has-error .select2-choice,.has-error .select2-choices{border-color:#a94442}.has-error .select2-container-active .select2-choice,.has-error .select2-container-multi.select2-container-active .select2-choices{border-color:#843534;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #ce8483;box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #ce8483}.has-error.select2-drop-active{border-color:#843534}.has-error.select2-drop-active.select2-drop.select2-drop-above{border-top-color:#843534}.has-success .select2-choice,.has-success .select2-choices{border-color:#3c763d}.has-success .select2-container-active .select2-choice,.has-success .select2-container-multi.select2-container-active .select2-choices{border-color:#2b542c;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #67b168;box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 6px #67b168}.has-success.select2-drop-active{border-color:#2b542c}.has-success.select2-drop-active.select2-drop.select2-drop-above{border-top-color:#2b542c}.select2-container-active .select2-choice,.select2-container-multi.select2-container-active .select2-choices{border-color:#66afe9;outline:0;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6);box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6);-webkit-transition:border-color ease-in-out .15s,box-shadow ease-in-out .15s;-o-transition:border-color ease-in-out .15s,box-shadow ease-in-out .15s;transition:border-color ease-in-out .15s,box-shadow ease-in-out .15s}.select2-drop-active{border-color:#66afe9}.select2-drop-auto-width,.select2-drop.select2-drop-above.select2-drop-active{border-top-color:#66afe9}.input-group.select2-bootstrap-prepend [class^=select2-choice]{border-bottom-left-radius:0!important;border-top-left-radius:0!important}.input-group.select2-bootstrap-append [class^=select2-choice]{border-bottom-right-radius:0!important;border-top-right-radius:0!important}.select2-dropdown-open [class^=select2-choice]{border-bottom-right-radius:0!important;border-bottom-left-radius:0!important}.select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-radius:0 0 4px 4px!important;background:#fff;filter:none}.input-group.select2-bootstrap-prepend .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-left-radius:0!important;border-top-left-radius:0!important}.input-group.select2-bootstrap-append .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-right-radius:0!important;border-top-right-radius:0!important}.input-group.input-group-sm.select2-bootstrap-prepend .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-right-radius:3px!important}.input-group.input-group-lg.select2-bootstrap-prepend .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-right-radius:6px!important}.input-group.input-group-sm.select2-bootstrap-append .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-left-radius:3px!important}.input-group.input-group-lg.select2-bootstrap-append .select2-dropdown-open.select2-drop-above [class^=select2-choice]{border-bottom-left-radius:6px!important}.select2-results .select2-highlighted{color:#fff;background-color:#337ab7}.select2-bootstrap-append .input-group-btn,.select2-bootstrap-append .input-group-btn .btn,.select2-bootstrap-append .select2-container-multiple,.select2-bootstrap-prepend .input-group-btn,.select2-bootstrap-prepend .input-group-btn .btn,.select2-bootstrap-prepend .select2-container-multiple{vertical-align:top}.select2-container-multi .select2-choices .select2-search-choice{color:#555;background:#fff;border-color:#ccc;filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);-webkit-box-shadow:none;box-shadow:none}.select2-container-multi .select2-choices .select2-search-choice-focus{background:#ebebeb;border-color:#adadad;color:#333;-webkit-box-shadow:none;box-shadow:none}.select2-search-choice-close{margin-top:-7px;top:50%}.select2-container .select2-choice abbr{top:50%}.select2-results .select2-no-results,.select2-results .select2-searching,.select2-results .select2-selection-limit{background-color:#fcf8e3;color:#8a6d3b}.select2-container.select2-container-disabled .select2-choice,.select2-container.select2-container-disabled .select2-choices{cursor:not-allowed;background-color:#eee;border-color:#ccc}.select2-container.select2-container-disabled .select2-choice .select2-arrow,.select2-container.select2-container-disabled .select2-choice div,.select2-container.select2-container-disabled .select2-choices .select2-arrow,.select2-container.select2-container-disabled .select2-choices div{background-color:transparent;border-left:1px solid transparent}.select2-container-multi .select2-choices .select2-search-field input.select2-active,.select2-more-results.select2-active,.select2-search input.select2-active{background-position:right 4px center}.select2-offscreen,.select2-offscreen:focus{width:1px!important;height:1px!important;position:absolute!important}
\ No newline at end of file