$zindex-navbar: 1000;
$zindex-dropdown: 1000;
$zindex-navbar-fixed: 1030;
$zindex-modal-background: 1040;
$zindex-modal: 1050;
$zindex-alerts: 1060;
$zindex-popover: 1060;
$zindex-tooltip: 1070;

$zindex-top: 10000;