Subtitle preview:
[Script Info]
; Script generated by Aegisub 3.0.4
; http://www.aegisub.org/
Title: Default Aegisub file
ScriptType: v4.00+
WrapStyle: 0
PlayResX: 640
PlayResY: 480
ScaledBorderAndShadow: yes
Video Zoom: 4
Last Style Storage: Default
Audio File: ?video
Scroll Position: 135
Active Line: 139
YCbCr Matrix: TV.601
Video Zoom Percent: 1
[V4+ Styles]