.ident{
    background-color:black;
}

.ident h3{
    font-size: 1rem;
    font-family: sans-serif;
    color:azure;
    text-align: center;
}

.campo button {
    width: 75px;
    cursor: pointer;
    box-shadow: 0px 0px 2px gray;
    border: none;
    outline: none;
    padding: 5px;
    border-radius: 5px;
    color: black;
  }
  
.campo button:hover {
    background-color: black;
    color: gray;
}