wordpress:stick_admin_bar_to_bottom_css
function stick_admin_bar_to_bottom_css() {
echo "
<style type='text/css'>
html {
padding-bottom: 32px !important;
}
body {
margin-top: -32px;
}
#wpadminbar {
top: auto !important;
bottom: 0;
}
#wpadminbar .quicklinks .menupop ul {
bottom: 32px;
}
</style>
";
}
add_action('admin_head', 'stick_admin_bar_to_bottom_css');
add_action('wp_head', 'stick_admin_bar_to_bottom_css');