diff --git a/acf-fields/split-test-post.json b/acf-fields/split-test-post.json
index 8f1965c..2f812b4 100644
--- a/acf-fields/split-test-post.json
+++ b/acf-fields/split-test-post.json
@@ -20,7 +20,7 @@
                 "title": "Post Title Test",
                 "dom": "DOM Test"
             },
-            "default_value": false,
+            "default_value": "dom",
             "return_format": "value",
             "multiple": 0,
             "allow_null": 0,
@@ -168,15 +168,7 @@
                     "type": "repeater",
                     "instructions": "",
                     "required": 0,
-                    "conditional_logic": [
-                        [
-                            {
-                                "field": "field_668fec3b09224",
-                                "operator": "==",
-                                "value": "dom"
-                            }
-                        ]
-                    ],
+                    "conditional_logic": 0,
                     "wrapper": {
                         "width": "",
                         "class": "",
@@ -254,6 +246,102 @@
                         }
                     ],
                     "parent_repeater": "field_66982f55bb940"
+                },
+                {
+                    "key": "field_6740b0595dbdb",
+                    "label": "Change classes",
+                    "name": "classes",
+                    "aria-label": "",
+                    "type": "repeater",
+                    "instructions": "",
+                    "required": 0,
+                    "conditional_logic": 0,
+                    "wrapper": {
+                        "width": "",
+                        "class": "",
+                        "id": ""
+                    },
+                    "layout": "block",
+                    "pagination": 0,
+                    "min": 0,
+                    "max": 0,
+                    "collapsed": "",
+                    "button_label": "Add Change",
+                    "rows_per_page": 20,
+                    "sub_fields": [
+                        {
+                            "key": "field_6740b0795dbdc",
+                            "label": "Selector",
+                            "name": "selector",
+                            "aria-label": "",
+                            "type": "text",
+                            "instructions": "",
+                            "required": 0,
+                            "conditional_logic": 0,
+                            "wrapper": {
+                                "width": "",
+                                "class": "",
+                                "id": ""
+                            },
+                            "default_value": "",
+                            "maxlength": "",
+                            "allow_in_bindings": 0,
+                            "placeholder": "",
+                            "prepend": "",
+                            "append": "",
+                            "parent_repeater": "field_6740b0595dbdb"
+                        },
+                        {
+                            "key": "field_6740b0995dbdd",
+                            "label": "Change",
+                            "name": "change",
+                            "aria-label": "",
+                            "type": "radio",
+                            "instructions": "",
+                            "required": 0,
+                            "conditional_logic": 0,
+                            "wrapper": {
+                                "width": "",
+                                "class": "",
+                                "id": ""
+                            },
+                            "choices": {
+                                "add": "Add a class",
+                                "remove": "Remove a class"
+                            },
+                            "default_value": "add",
+                            "return_format": "value",
+                            "allow_null": 0,
+                            "other_choice": 0,
+                            "allow_in_bindings": 0,
+                            "layout": "vertical",
+                            "save_other_choice": 0,
+                            "parent_repeater": "field_6740b0595dbdb"
+                        },
+                        {
+                            "key": "field_6740b0c55dbde",
+                            "label": "Class",
+                            "name": "class",
+                            "aria-label": "",
+                            "type": "text",
+                            "instructions": "",
+                            "required": 0,
+                            "conditional_logic": 0,
+                            "wrapper": {
+                                "width": "",
+                                "class": "",
+                                "id": ""
+                            },
+                            "default_value": "",
+                            "maxlength": "",
+                            "allow_in_bindings": 0,
+                            "placeholder": "",
+                            "prepend": "",
+                            "append": "",
+                            "parent_repeater": "field_6740b0595dbdb"
+                        }
+                    ],
+                    "parent_repeater": "field_66982f55bb940"
                 }
             ]
         },
diff --git a/bin/build b/bin/build
index b18e1fc..ac50001 100755
--- a/bin/build
+++ b/bin/build
@@ -17,8 +17,6 @@ if [ ! -f .env ] ; then
     echo "What is your ACF Pro key?"
     read -p "> " ACF_PRO_KEY
     echo >> .env
-    echo "# This is for the ACF Pro installer plugin" >> .env
-    echo "# See: https://github.com/dphiffer/acf-pro-installer" >> .env
     echo "ACF_PRO_KEY=$ACF_PRO_KEY" >> .env
     echo
     echo "Thank you!"
diff --git a/src/DomTests.php b/src/DomTests.php
index 5d75dcc..39d5bfa 100644
--- a/src/DomTests.php
+++ b/src/DomTests.php
@@ -107,7 +107,16 @@ function show_results($post) {
         }
 
         foreach ($_variants as $index => $variant) {
-            $_variants[$index]['description'] = count($variant['content']) . ' content changes';
+            // Describe content changes
+            $plural = (! empty($variant['content']) && count($variant['content']) > 1) ? 's' : '';
+            $description = empty($variant['content']) ? '' : count($variant['content']) . ' content change' . $plural;
+
+            // Describe class changes
+            $separator = empty($description) ? '' : ', ';
+            $plural = (! empty($variant['classes']) && count($variant['classes']) > 1) ? 's' : '';
+            $description .= empty($variant['classes']) ? '' : $separator . count($variant['classes']) . ' class change' . $plural;
+
+            $_variants[$index]['description'] = $description;
         }
 
         $variants = [
diff --git a/src/split-tests.js b/src/split-tests.js
index 0569dc4..ca07edc 100644
--- a/src/split-tests.js
+++ b/src/split-tests.js
@@ -58,7 +58,7 @@ export default function split_tests_init() {
                 for (let replacement of variant.content) {
                     let targets = document.querySelectorAll(replacement.selector);
                     for (let target of targets) {
-                        if (replacement.search && target.innerText.trim() != replacement.search.trim()) {
+                        if (replacement.search != '' && target.innerText.trim() != replacement.search.trim()) {
                             continue;
                         }
                         target.innerText = replacement.replace;
@@ -66,6 +66,19 @@ export default function split_tests_init() {
                 }
             }
 
+            if (variant.classes) {
+                for (let change of variant.classes) {
+                    let targets = document.querySelectorAll(change.selector);
+                    for (let target of targets) {
+                        if (change.change == 'add') {
+                            target.classList.add(change.class);
+                        } else if (change.change == 'remove') {
+                            target.classList.remove(change.class);
+                        }
+                    }
+                }
+            }
+
             if (variant.conversion == 'click') {
                 const selector = variant.click_selector;
                 const content = variant.click_content;