chromium/third_party/blink/web_tests/external/wpt/html/semantics/embedded-content/media-elements/track/track-element/resources/positioning.vtt

WEBVTT
Valid horizontal positioning values.

1
00:00:00.000 --> 00:00:30.500 position:0%
Bear is Coming!!!!!
Positioning on the left bottom.

2
00:00:31.000 --> 00:00:45.500 position:50%
I said Bear is coming!!!!
Positioning on the bottom middle.

00:00:46.000 --> 00:01:00.500
I said Bear is coming!!!!
Default positioning on the bottom middle still.

3
00:01:01.000 --> 00:02:00.500 position:100%
I said Bear is coming now!!!!
Positioning on the bottom right.