#mute-border{
    /*background-size: cover;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    z-index: 999;
    position: absolute;
    top: 0;
    right: 0;
    margin: 20px;
    cursor: pointer;*/
	
	    background-size: cover;
    border: 3px solid rgba(255, 255, 255, 0.9);
    border-radius: 20%;
    z-index: 999;
    position: absolute;
    top: 0;
    right: 0;
    margin: 20px;
    cursor: pointer;
    padding:7px;
}
#mute{
    height: 20px;
    width: 20px;
    padding: 0px 10px 20px 10px;
    margin: 0;
  background: transparent url(https://cdnjs.cloudflare.com/ajax/libs/mediaelement/4.2.6/mejs-controls.svg);
}
#mute.muted{
    background-position: -40px 0;
	
}
#mute.unmuted{
background-position: -60px 0;
}