| <!DOCTYPE html> |
| <title>Reference for WebVTT rendering, line:50% should be vertically centered</title> |
| <style> |
| html { overflow:hidden } |
| body { margin:0 } |
| .video { |
| display: inline-block; |
| width: 1280px; |
| height: 720px; |
| position: relative |
| } |
| .cue { |
| position: absolute; |
| top: 50%; |
| left: 0; |
| right: 0; |
| margin-top: -18px; |
| text-align: center |
| } |
| .cue > span { |
| font-family: Ahem, sans-serif; |
| background: rgba(0,0,0,0.8); |
| color: green; |
| font-size: 36px; |
| } |
| </style> |
| <div class="video"><span class="cue"><span>This is a test subtitle</span></span></div> |
