body{
    text-align: center;
    color: white;
    background-color:#0e0e0e;
}


 /*Botão voltar*/
 button{
    background-color: #010ecc;
    color: white;
    padding: 10px 40px;
    font-size: 18px;
    font-weight: 600;
    border: 0;
    border-radius: 30px;
    cursor: pointer;
    transition: .2s;
  }
  button:hover,
  form .btn-enviar input:hover {
    box-shadow: 0px 0px 8px #ffffff;
    transform: scale(1.05);
  }