Answers for "html video max width"

html video size

// width="320" 
// height="240"

<video width="320" height="240" controls>
  <source src="movie.mp4" type="video/mp4">
  <source src="movie.ogg" type="video/ogg">
  Your browser does not support the video tag.
</video>

**********
or Responsive
*******
<style>
  video {
    width: 100%;
    height: auto;
  }
</style>