.newsletter input::-webkit-input-placeholder {
  color: #000 !important;
}

.newsletter input::-moz-placeholder {
  color: #000 !important;
}

.newsletter input:-ms-input-placeholder {
  color: #000 !important;
}

.newsletter input:-moz-placeholder {
  color: #000 !important;
}

.newsletter input::placeholder {
  color: #000 !important;
}