body::before {
  content: "AMBIENTE DE TESTE — STAGING";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 28px;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111;
  color: #fff;
  font-family: Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

body {
  padding-top: 28px !important;
}