html body .panel-group .panel .panel-body .tile>.row>div bpc-field-help .glyphicon-info-sign:before,
html body .bpcIcon-gas:before,
html body .bpcIcon-water:before,
html body .bpcIcon-electricity:before,
html body .bpcIcon-heating:before,
html body .bpcIcon-wastewater:before,
html body .bpcIcon-bka:before,
html body .bpcIcon-service_cold,
html body .bpcIcon-service_charge,
html body .bpcIcon-service_led,
html body .bpcIcon-service_solar,
html body .bpcIcon-service_edrive,
html body .bpcIcon-service_heat,
html body .glyphicon-cloud-download:before,
html body .glyphicon-info-sign:before,
html body .ewmr-oekostrom-icon,
html body a.btn-shadow img,
html body .accordion .card .card-header button:after,
html body .accordion .card .card-header button.collapsed:after {
    filter: grayscale(1);
}