diff --git a/module/api/js/common.js b/module/api/js/common.js
index fe4ad3000a..f03ba54592 100644
--- a/module/api/js/common.js
+++ b/module/api/js/common.js
@@ -243,9 +243,9 @@ try {
             <input type="text" :placeholder="langDesc" autocomplete="off" class="form-control" v-model="value.desc">
           </td>
           <td>
-              <button class="btn btn-link" type="button" @click="addSub" v-if="value.structType != 'formData' && ['object', 'array'].indexOf(value.paramsType) != -1">${addSubField}</button>
-              <button class="btn btn-link" type="button" @click="add">${structAdd}</button>
-              <button class="btn btn-link" type="button" @click="del">${structDelete}</button>
+              <button class="btn btn-link btn-icon" type="button" @click="addSub" v-if="value.structType != 'formData' && ['object', 'array'].indexOf(value.paramsType) != -1"><i class="icon icon-split"></i></button>
+              <button class="btn btn-link btn-icon" type="button" @click="add"><i class="icon icon-plus"></i></button>
+              <button class="btn btn-link btn-icon" type="button" @click="del"><i class="icon icon-close"></i></button>
            </td>
         </tr>
     `
diff --git a/module/api/view/create.html.php b/module/api/view/create.html.php
index a22f4cdf13..7b8d29d638 100644
--- a/module/api/view/create.html.php
+++ b/module/api/view/create.html.php
@@ -139,8 +139,8 @@ js::set('struct_paramsType', $lang->struct->paramsType);
                       <input type="text" placeholder="<?php echo $lang->struct->desc;?>" autocomplete="off" class="form-control" v-model="item.desc">
                     </td>
                     <td>
-                      <button class="btn btn-link" type="button" @click="add(header, key, 'header')"><?php echo $lang->struct->add;?></button>
-                      <button class="btn btn-link" type="button" @click="del(header, key)"><?php echo $lang->delete;?></button>
+                      <button class="btn btn-link btn-icon btn-add" type="button" @click="add(header, key, 'header')"><i class="icon icon-plus"></i></button>
+                      <button class="btn btn-link btn-icon btn-delete" type="button" @click="del(header, key)"><i class="icon icon-close"></i></button>
                     </td>
                 </tbody>
               </table>
@@ -173,8 +173,8 @@ js::set('struct_paramsType', $lang->struct->paramsType);
                       <input type="text" placeholder="<?php echo $lang->struct->desc;?>" autocomplete="off" class="form-control" v-model="item.desc">
                     </td>
                     <td>
-                      <button class="btn btn-link" type="button" @click="add(queryP, key, 'query')"><?php echo $lang->struct->add;?></button>
-                      <button class="btn btn-link" type="button" @click="del(queryP, key)"><?php echo $lang->delete;?></button>
+                      <button class="btn btn-link btn-icon btn-add" type="button" @click="add(queryP, key, 'query')"><i class="icon icon-plus"></i></button>
+                      <button class="btn btn-link btn-icon btn-delete" type="button" @click="del(queryP, key)"><i class="icon icon-close"></i></button>
                     </td>
                 </tbody>
               </table>
diff --git a/module/api/view/edit.html.php b/module/api/view/edit.html.php
index 64091d5a41..7afc810963 100644
--- a/module/api/view/edit.html.php
+++ b/module/api/view/edit.html.php
@@ -134,8 +134,8 @@ js::set('api', $api);
                         <input type="text" placeholder="<?php echo $lang->struct->desc;?>" autocomplete="off" class="form-control" v-model="item.desc">
                       </td>
                       <td>
-                        <button class="btn btn-link" type="button" @click="add(header, key, 'header')"><?php echo $lang->struct->add;?></button>
-                        <button class="btn btn-link" type="button" @click="del(header, key)"><?php echo $lang->delete;?></button>
+                        <button class="btn btn-link btn-icon btn-add" type="button" @click="add(header, key, 'header')"><i class="icon icon-plus"></i></button>
+                        <button class="btn btn-link btn-icon btn-delete" type="button" @click="del(header, key)"><i class="icon icon-close"></i></button>
                       </td>
                   </tbody>
                 </table>
@@ -168,8 +168,8 @@ js::set('api', $api);
                         <input type="text" placeholder="<?php echo $lang->struct->desc;?>" autocomplete="off" class="form-control" v-model="item.desc">
                       </td>
                       <td>
-                        <button class="btn btn-link" type="button" @click="add(queryP, key, 'query')"><?php echo $lang->struct->add;?></button>
-                        <button class="btn btn-link" type="button" @click="del(queryP, key)"><?php echo $lang->delete;?></button>
+                        <button class="btn btn-link btn-icon btn-add" type="button" @click="add(queryP, key, 'query')"><i class="icon icon-plus"></i></button>
+                        <button class="btn btn-link btn-icon btn-delete" type="button" @click="del(queryP, key)"><i class="icon icon-close"></i></button>
                       </td>
                   </tbody>
                 </table>