.container-fluid {
    background-color: #90caf9;
}

h3.text-dark {
    text-align: center;
}

.navbar-dark .navbar-brand {
    color: tomato;
}

.navbar-nav {
    color: snow;
}

.links_page {
    background-color: lightgray;
}

.footer {
    text-align: center;
    padding: 0px 0;
    font-size: 20px;
    font-weight: bold;
}