body {
    margin-top: 3rem;
}

.navbar-light {
    background-color: rgba(0, 128, 128, 0.2);
}

body {
    margin-top: 3.5rem;
}

.navbar-light {
    background-color: rgba(0, 128, 128, 0.2);
}

Increase body padding-top to avoid nav overlap
Increase body padding-top to avoid nav overlap
