diff --git a/README.md b/README.md
index 8e04cb8..fe36ed0 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,17 @@ A Python tool that searches video subtitles for text matches and generates GIF c
 - FFmpeg 7.0+ (with subtitle support)
 - `pipx` for installation (recommended)
 
+### Python Dependencies
+
+**Required:**
+
+- `srt` - For SRT subtitle parsing
+- `webvtt-py` - For WebVTT subtitle parsing
+
+**Optional:**
+
+- `colorama` - For colored terminal output (enhances readability and looks pretty)
+
 ## Installation
 
 ### Using pipx (Recommended)
@@ -30,7 +41,13 @@ This creates an isolated environment and installs the `video-subtitle-gif` comma
 ### Manual Installation
 
 ```bash
+# Install required dependencies
 pip install srt webvtt-py
+
+# Install optional dependencies for better experience
+pip install colorama
+
+# Run the script
 python video_subtitle_gif.py [options]
 ```
 
@@ -63,10 +80,11 @@ video-subtitle-gif video.mp4 "search text" \
 - `video_path`: Path to the video file (required)
 - `search_text`: Text to search for in subtitles (required)
 - `--output-prefix PREFIX`: Prefix for output files (default: `output`)
-- `--fps FPS`: GIF framerate in frames per second (default: `10`)
+- `--fps FPS`: GIF framerate in frames per second (default: `10`, range: 1-60)
 - `--width WIDTH`: GIF width in pixels, height auto-calculated (default: `480`)
-- `--context-before SECONDS`: Tweak the start time of the output GIF (default: `0`)
-- `--context-after SECONDS`: Tweak the end time of the output GIF (default: `0`)
+- `--context-before SECONDS`: Extra seconds before subtitle start (default: `0`, can be negative to trim)
+- `--context-after SECONDS`: Extra seconds after subtitle end (default: `0`, can be negative to trim)
+- `--include-surrounding-subtitles`: Include subtitles from surrounding lines in the output (optional flag)
 
 ## Examples
 
@@ -155,6 +173,7 @@ Any format supported by FFmpeg (MP4, MKV, AVI, WebM, etc.)
 ### "Library not installed" errors
 
 - Install missing dependencies: `pip install srt webvtt-py`
+- For colored output: `pip install colorama`
 - Or reinstall with pipx: `pipx reinstall video-subtitle-gif`
 
 ### Poor GIF quality
diff --git a/video_subtitle_gif.py b/video_subtitle_gif.py
index 477b0db..4ef1388 100755
--- a/video_subtitle_gif.py
+++ b/video_subtitle_gif.py
@@ -56,21 +56,6 @@ try:
 except ImportError:
     webvtt = None
 
-try:
-    import pgsrip
-except ImportError:
-    pgsrip = None
-
-try:
-    import pytesseract
-except ImportError:
-    pytesseract = None
-
-try:
-    from PIL import Image
-except ImportError:
-    Image = None
-
 
 class SubtitleError(Exception):
     """Base exception for subtitle-related errors"""
@@ -114,14 +99,14 @@ def parse_arguments() -> argparse.Namespace:
     parser.add_argument(
         "--context-before",
         type=float,
-        default=0.5,
-        help="Extra seconds before subtitle (default: 0.5, can be negative to trim)"
+        default=0,
+        help="Extra seconds before subtitle (default: 0, can be negative to trim)"
     )
     parser.add_argument(
         "--context-after",
         type=float,
-        default=0.5,
-        help="Extra seconds after subtitle (default: 0.5, can be negative to trim)"
+        default=0,
+        help="Extra seconds after subtitle (default: 0, can be negative to trim)"
     )
     parser.add_argument(
         "--include-surrounding-subtitles",
@@ -323,13 +308,8 @@ def extract_embedded_subtitles(video_path: str, output_dir: str, base_name: str)
                     # Keep original extension for ASS/VTT
                     output_path = temp_output
             else:
-                # Image-based subtitle format detected
-                print(f"{Fore.YELLOW}  ⚠️  Detected image-based subtitle format: {selected_codec}{Style.RESET_ALL}")
-                return None
-        else:
-            # Check if the codec is image-based
-            if selected_codec in ['hdmv_pgs_subtitle', 'dvd_subtitle', 'dvdsub', 'pgssub']:
-                print(f"{Fore.YELLOW}  ⚠️  Found image-based subtitles ({selected_codec}){Style.RESET_ALL}")
+                # Unsupported subtitle format detected
+                print(f"{Fore.YELLOW}  ⚠️  Detected unsupported subtitle format: {selected_codec}{Style.RESET_ALL}")
                 return None
 
         print(f"{Fore.GREEN}✅ Extracted embedded subtitles to: {output_path}{Style.RESET_ALL}")