html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100vh;
}

footer {
    position: relative;
    padding: 1em;
    background-color: #ccc;
}

    footer address h2,
    footer address p,
    footer small {
        margin: 0;
    }

    footer address h2 {
        font-size: 1.25em;
    }