hidden (HTML attribute)
hidden attribute (set to “true”), it is possible to hide any visual element that may otherwise appear with the embedded content. Typically it may be used for audio content whereby not including the attribute would result in the transport controls (play, pause, etc) being visible underneath the audio.
hidden attribute set to
"true" to hide the transport control on some audio:
<embed src="Crash.wav" hidden="true"></embed>
true” or “