How to add Linkedin social icon?

Hi  Inmobiliare !
1)  In order to add icon, please go to  \wp-content\themes\dw-focus. Open header.php copy code and paste.
<?php if( $linkedin != “” ) { ?>
                           <li><a target=”_blank” href=”<?php echo $linkedin;  ?>” title=”<?php _e(‘linkedin’,’dw-focus’) ?>”><i class=”icon-linkedin”></i></a></li>
                           <?php } ?>
“http://imgur.com/xyn4NT9”
fix bug layout header
login Dashboard > theme options > add code following.
<style>
@media only screen and (min-width:1080px) {
    .navbar .nav .menu-parent-item > a {
        padding-right: 28px;
}
}
</style>
Regards,
Dominic