videojs 4.6.3 version里面提供了居中的css,你用的是这个吗?/* Optionally center */ .vjs-default-skin.vjs-big-play-centered .vjs-big-play-button { /* Center it horizontally */ left: 50%; margin-left: -2.1em; /* Center it vertically */ top: 50%; margin-top: -1.4000000000000001em; }参考: Add an HTML5 video tag to your page.<video id="example_video_1" class="video-js vjs-default-skin vjs-big-play-centered" controls preload="auto" width="640" height="264" poster="http://video-js.zencoder.com/oceans-clip.png" data-setup='{"example_option":true}'> ... </video>
.vjs-default-skin.vjs-big-play-centered .vjs-big-play-button {
/* Center it horizontally */
left: 50%;
margin-left: -2.1em;
/* Center it vertically */
top: 50%;
margin-top: -1.4000000000000001em;
}参考: Add an HTML5 video tag to your page.<video id="example_video_1" class="video-js vjs-default-skin vjs-big-play-centered"
controls preload="auto" width="640" height="264"
poster="http://video-js.zencoder.com/oceans-clip.png"
data-setup='{"example_option":true}'>
...
</video>
chrome 30版本,运行demo,但没有效果