diff -Nuar a/vendor/magento/module-catalog/Block/Product/ImageBlockBuilder.php b/vendor/magento/module-catalog/Block/Product/ImageBlockBuilder.php
--- a/vendor/magento/module-catalog/Block/Product/ImageBlockBuilder.php
+++ b/vendor/magento/module-catalog/Block/Product/ImageBlockBuilder.php
@@ -120,12 +120,7 @@ class ImageBlockBuilder
             $label = $product->getName();
         }
 
-        $frame = isset($imageArguments['frame']) ? $imageArguments ['frame'] : null;
-        if (empty($frame)) {
-            $frame = $this->presentationConfig->getVarValue('Magento_Catalog', 'product_image_white_borders');
-        }
-
-        $template = $frame
+        $template = $image['keep_frame'] == 'frame'
             ? 'Magento_Catalog::product/image.phtml'
             : 'Magento_Catalog::product/image_with_borders.phtml';
 
diff -Nuar a/vendor/magento/module-catalog/Helper/Image.php b/vendor/magento/module-catalog/Helper/Image.php
--- a/vendor/magento/module-catalog/Helper/Image.php
+++ b/vendor/magento/module-catalog/Helper/Image.php
@@ -826,7 +826,7 @@ class Image extends AbstractHelper
         if ($frame === null) {
             $frame = $this->getConfigView()->getVarValue('Magento_Catalog', 'product_image_white_borders');
         }
-        return (bool)$frame;
+        return $frame;
     }
 
     /**
diff -Nuar a/vendor/magento/module-catalog/Model/Product/Image.php b/vendor/magento/module-catalog/Model/Product/Image.php
--- a/vendor/magento/module-catalog/Model/Product/Image.php
+++ b/vendor/magento/module-catalog/Model/Product/Image.php
@@ -320,7 +320,7 @@ class Image extends \Magento\Framework\Model\AbstractModel
      */
     public function setKeepAspectRatio($keep)
     {
-        $this->_keepAspectRatio = (bool)$keep;
+        $this->_keepAspectRatio = $keep && $keep !== 'false';
         return $this;
     }
 
@@ -330,7 +330,7 @@ class Image extends \Magento\Framework\Model\AbstractModel
      */
     public function setKeepFrame($keep)
     {
-        $this->_keepFrame = (bool)$keep;
+        $this->_keepFrame = $keep && $keep !== 'false';
         return $this;
     }
 
@@ -340,7 +340,7 @@ class Image extends \Magento\Framework\Model\AbstractModel
      */
     public function setKeepTransparency($keep)
     {
-        $this->_keepTransparency = (bool)$keep;
+        $this->_keepTransparency = $keep && $keep !== 'false';
         return $this;
     }
 
@@ -350,7 +350,7 @@ class Image extends \Magento\Framework\Model\AbstractModel
      */
     public function setConstrainOnly($flag)
     {
-        $this->_constrainOnly = (bool)$flag;
+        $this->_constrainOnly = $flag && $flag !== 'false';
         return $this;
     }
 
diff -Nuar a/vendor/magento/module-catalog/Model/Product/Image/ParamsBuilder.php b/vendor/magento/module-catalog/Model/Product/Image/ParamsBuilder.php
--- a/vendor/magento/module-catalog/Model/Product/Image/ParamsBuilder.php
+++ b/vendor/magento/module-catalog/Model/Product/Image/ParamsBuilder.php
@@ -70,6 +70,21 @@ class ParamsBuilder
     }
 
     /**
+     * Reads boolean value from arguments
+     *
+     * Performs correct boolean cast
+     *
+     * @param array $args
+     * @param string $key
+     * @param bool $default
+     * @return bool|null
+     */
+    private function readBoolValue(array $args, $key, $default = null)
+    {
+        return isset($args[$key]) ? $args[$key] && $args[$key] !== 'false' : $default;
+    }
+
+    /**
      * @param array $imageArguments
      * @return array
      * @SuppressWarnings(PHPMD.NPathComplexity)
@@ -82,9 +97,11 @@ class ParamsBuilder
         $width = isset($imageArguments['width']) ? $imageArguments['width'] : null;
         $height = isset($imageArguments['height']) ? $imageArguments['height'] : null;
 
-        $frame = !empty($imageArguments['frame'])
-            ? $imageArguments['frame']
-            : $this->keepFrame;
+        $frame = $this->readBoolValue($imageArguments, 'frame');
+
+        if ($frame === null) {
+            $frame = $this->presentationConfig->getVarValue('Magento_Catalog', 'product_image_white_borders');
+        }
 
         $constrain = !empty($imageArguments['constrain'])
             ? $imageArguments['constrain']
diff -Nuar a/vendor/magento/module-catalog/etc/view.xml b/vendor/magento/module-catalog/etc/view.xml
--- a/vendor/magento/module-catalog/etc/view.xml
+++ b/vendor/magento/module-catalog/etc/view.xml
@@ -7,6 +7,6 @@
 -->
 <view xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Config/etc/view.xsd">
     <vars module="Magento_Catalog">
-        <var name="product_image_white_borders">1</var>
+        <var name="product_image_white_borders">0</var>
     </vars>
 </view>
diff -Nuar a/vendor/magento/module-catalog/view/frontend/templates/product/image_with_borders.phtml b/vendor/magento/module-catalog/view/frontend/templates/product/image_with_borders.phtml
--- a/vendor/magento/module-catalog/view/frontend/templates/product/image_with_borders.phtml
+++ b/vendor/magento/module-catalog/view/frontend/templates/product/image_with_borders.phtml
@@ -13,7 +13,5 @@
         <img class="product-image-photo"
              <?php /* @escapeNotVerified */ echo $block->getCustomAttributes(); ?>
              src="<?php /* @escapeNotVerified */ echo $block->getImageUrl(); ?>"
-             width="<?php /* @escapeNotVerified */ echo $block->getResizedImageWidth(); ?>"
-             height="<?php /* @escapeNotVerified */ echo $block->getResizedImageHeight(); ?>"
              alt="<?php /* @escapeNotVerified */ echo $block->stripTags($block->getLabel(), null, true); ?>"/></span>
 </span>
diff -Nuar a/vendor/magento/theme-adminhtml-backend/etc/view.xml b/vendor/magento/theme-adminhtml-backend/etc/view.xml
--- a/vendor/magento/theme-adminhtml-backend/etc/view.xml
+++ b/vendor/magento/theme-adminhtml-backend/etc/view.xml
@@ -9,6 +9,9 @@
     <vars module="Js_Bundle">
         <var name="bundle_size">1MB</var>
     </vars>
+    <vars module="Magento_Catalog">
+        <var name="product_image_white_borders">0</var>
+    </vars>
     <media>
         <images module="Magento_Catalog">
             <image id="product_listing_thumbnail" type="thumbnail">
diff -Nuar a/lib/web/mage/gallery/gallery.less b/lib/web/mage/gallery/gallery.less
--- a/lib/web/mage/gallery/gallery.less
+++ b/lib/web/mage/gallery/gallery.less
@@ -691,23 +691,15 @@
 }
 
 .fotorama__nav-wrap {
-    .fotorama_vertical_ratio {
-        .fotorama__img {
-            .translateY(-50%);
-            height: auto;
-            position: absolute;
-            top: 50%;
-            width: 100%;
-        }
-    }
-    .fotorama_horizontal_ratio {
-        .fotorama__img {
-            .translateX(-50%);
-            height: 100%;
-            left: 50%;
-            position: absolute;
-            width: auto;
-        }
+    .fotorama__img {
+        bottom: 0;
+        height: auto;
+        left: 0;
+        margin: auto;
+        max-width: 100%;
+        position: absolute;
+        right: 0;
+        top: 0;
     }
 }