.paraview.toolbar.connect li[action=connect] div.icon {
    background: url("paraview/toolbar/connect/connect.png") no-repeat center center transparent;
    height: 26px;
    width: 26px;
}

.paraview.toolbar.connect li[action=pvDisconnect] div.icon {
    background: url("paraview/toolbar/connect/disconnect.png") no-repeat center center transparent;
    height: 26px;
    width: 26px;
}

.paraview.toolbar.connect li[action=reverseConnect] div.icon {
    background: url("paraview/toolbar/connect/reverseConnect.png") no-repeat center center transparent;
    height: 26px;
    width: 26px;
}