My Admin bar covers my sticky navbar [closed]

You can try this code with add in functions.php file of your current’s theme:

add_action('wp_head', 'my_wp_head');
function my_wp_head(){
    echo '<style>'
    .PHP_EOL
    .'body{ padding-top: 70px !important; }'
    .PHP_EOL
    .'body.body-logged-in .navbar-fixed-top{ top: 46px !important; }'
    .PHP_EOL
    .'body.logged-in .navbar-fixed-top{ top: 46px !important; }'
    .PHP_EOL
    .'@media only screen and (min-width: 783px) {'
    .PHP_EOL
    .'body{ padding-top: 70px !important; }'
    .PHP_EOL
    .'body.body-logged-in .navbar-fixed-top{ top: 28px !important; }'
    .PHP_EOL
    .'body.logged-in .navbar-fixed-top{ top: 28px !important; }'
    .PHP_EOL
    .'}</style>'
    .PHP_EOL;
}