#sib-form > div:has(input[name="UTM_SOURCE"]),
#sib-form > div:has(input[name="UTM_MEDIUM"]),
#sib-form > div:has(input[name="UTM_CAMPAIGN"]),
#sib-form > div:has(input[name="UTM_CONTENT"]),
#sib-form > div:has(input[name="UTM_ID"]) {
  display: none !important;