diff --git a/resources/celerity/map.php b/resources/celerity/map.php
index 0a7bec4047..11c5817c0c 100644
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -79,7 +79,7 @@ return array(
     'rsrc/css/application/paste/paste.css' => 'aa1767d1',
     'rsrc/css/application/people/people-profile.css' => 'ba7b2762',
     'rsrc/css/application/phame/phame.css' => '19ecc703',
-    'rsrc/css/application/pholio/pholio-edit.css' => '90616955',
+    'rsrc/css/application/pholio/pholio-edit.css' => '3ad9d1ee',
     'rsrc/css/application/pholio/pholio-inline-comments.css' => '3d5a5590',
     'rsrc/css/application/pholio/pholio.css' => 'e94312dd',
     'rsrc/css/application/phortune/phortune-credit-card-form.css' => 'b25b4beb',
@@ -749,7 +749,7 @@ return array(
     'phabricator-zindex-css' => 'efb673ac',
     'phame-css' => '19ecc703',
     'pholio-css' => 'e94312dd',
-    'pholio-edit-css' => '90616955',
+    'pholio-edit-css' => '3ad9d1ee',
     'pholio-inline-comments-css' => '3d5a5590',
     'phortune-credit-card-form' => '2290aeef',
     'phortune-credit-card-form-css' => 'b25b4beb',
diff --git a/src/applications/pholio/controller/PholioMockEditController.php b/src/applications/pholio/controller/PholioMockEditController.php
index 0261979fa0..d6e1cccf1e 100644
--- a/src/applications/pholio/controller/PholioMockEditController.php
+++ b/src/applications/pholio/controller/PholioMockEditController.php
@@ -57,7 +57,7 @@ final class PholioMockEditController extends PholioController {
     }
 
     $e_name = true;
-    $e_images = true;
+    $e_images = count($mock_images) ? null : true;
     $errors = array();
     $posted_mock_images = array();
 
diff --git a/webroot/rsrc/css/application/pholio/pholio-edit.css b/webroot/rsrc/css/application/pholio/pholio-edit.css
index 1faf06028c..3a91f0256d 100644
--- a/webroot/rsrc/css/application/pholio/pholio-edit.css
+++ b/webroot/rsrc/css/application/pholio/pholio-edit.css
@@ -24,6 +24,10 @@
   overflow: hidden;
 }
 
+.device .pholio-thumb-box {
+  width: 100%;
+}
+
 .device-desktop .pholio-thumb-box {
   /* Provide room for the draggable grip. */
   margin-left: 12px;
@@ -44,6 +48,10 @@
   padding: 8px;
 }
 
+.device .pholio-thumb-frame {
+  width: 100%;
+}
+
 .pholio-thumb-title {
   padding: 4px 8px;
   font-weight: bold;
@@ -102,6 +110,11 @@
   color: {$greytext};
 }
 
+.device .pholio-edit-drop {
+  /* For now, no uploading from devices. */
+  display: none;
+}
+
 .pholio-uploaded-image.pholio-drop-active,
 .pholio-edit-drop.pholio-drop-active {
   border-style: solid;