Responsive layout of header for Tablet

chnages:
-header_view.php = <img alt="Profile Pic" src="<?php echo base_url();
?>img/logo.png" style="max-height: 46px;">old is 51px
-bootstrap.min.css = .navbar-collapse
.navbar-nav.navbar-right:last-child{margin-right:-77px} old is -15px
-style_new.css = .navbar-header{ margin: 0 0 0 3%;} old is 5%