[document web] focusable focused
++[section]
++++[audio] focusable
++++++[push button] name='play' focusable
++++++++[section]
++++++[slider] name='audio time scrubber' description='total time: 0:00' focusable horizontal description:total time: 0:00 description-from:aria-description current=0.000000 minimum=0.000000 maximum=0.250000
++++++[section]
++++++++[section]
++++++++[slider] name='volume' focusable horizontal current=100.000000 minimum=0.000000 maximum=100.000000
++++++++[push button] name='mute' focusable
++++++[push button] name='show more media controls' description='more options' focusable description-from:tooltip
++++++++[section]