@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

#MM3ProxySwitch-Toolbar-button[pbbstatus="on"] 
{
list-style-image: 
url("data:image/png;base64,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"
) !important;
} 

#MM3ProxySwitch-Toolbar-button[pbbstatus="off"]
{
list-style-image: 
url("data:image/png;base64,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"
) !important;
}