diff --git a/docs/FitAspectHeadSafe.md b/docs/FitAspectHeadSafe.md
index feeda20..f5d10e6 100644
--- a/docs/FitAspectHeadSafe.md
+++ b/docs/FitAspectHeadSafe.md
@@ -1,5 +1,5 @@
 # FitAspectHeadSafe
-<div align="center"><img src="screenshots/fit_aspect_head_safe.png" alt="Screenshot" width="300" /></div>
+<div align="center"><img src="screenshots/fit_aspect_head_safe.png" alt="Screenshot" width="500" /></div>
 
 
 ## Overview
diff --git a/docs/MQBBoxMin.md b/docs/MQBBoxMin.md
index 31c4290..067097b 100644
--- a/docs/MQBBoxMin.md
+++ b/docs/MQBBoxMin.md
@@ -1,5 +1,5 @@
 # MQBBoxMin
-<div align="center"><img src="screenshots/mq_bbox_min.png" alt="Screenshot" width="300" /></div>
+<div align="center"><img src="screenshots/mq_bbox_min.png" alt="Screenshot" width="500" /></div>
 
 
 ## Overview
diff --git a/docs/screenshots/crop_image_by_margins.png b/docs/screenshots/crop_image_by_margins.png
new file mode 100644
index 0000000..8bb3ed3
Binary files /dev/null and b/docs/screenshots/crop_image_by_margins.png differ
diff --git a/docs/screenshots/crop_mask_by_margins.png b/docs/screenshots/crop_mask_by_margins.png
new file mode 100644
index 0000000..dae8336
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diff --git a/docs/screenshots/filename_append_suffix.png b/docs/screenshots/filename_append_suffix.png
new file mode 100644
index 0000000..36e274e
Binary files /dev/null and b/docs/screenshots/filename_append_suffix.png differ
diff --git a/docs/screenshots/fit_aspect_head_safe.png b/docs/screenshots/fit_aspect_head_safe.png
new file mode 100644
index 0000000..1ea1682
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diff --git a/docs/screenshots/mq_bbox_min.png b/docs/screenshots/mq_bbox_min.png
new file mode 100644
index 0000000..89d771a
Binary files /dev/null and b/docs/screenshots/mq_bbox_min.png differ
diff --git a/filename_append_suffix.py b/filename_append_suffix.py
index f8fb044..2d6845c 100644
--- a/filename_append_suffix.py
+++ b/filename_append_suffix.py
@@ -23,7 +23,7 @@ class FilenameAppendSuffix:
         return {
             "required": {
                 "filename": ("STRING", {"multiline": False, "default": ""}),
-                "suffix": ("STRING", {"multiline": False, "default": "supir"}),
+                "suffix": ("STRING", {"multiline": False, "default": ""}),
                 "separator": ("STRING", {"multiline": False, "default": "-"}),
                 "strip_all_extensions": ("BOOLEAN", {"default": True}),
                 "preserve_directory": ("BOOLEAN", {"default": True}),