body{ overflow:hidden; } #bloqueio-js{ position:fixed; top:0; left:0; width:100%; height:100%; background:#000; z-index:999999; display:flex; align-items:center; justify-content:center; flex-direction:column; color:#fff; font-family:Arial,sans-serif; text-align:center; padding:20px; } #bloqueio-js h1{ font-size:35px; margin-bottom:10px; } #bloqueio-js p{ font-size:18px; opacity:.8; }