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Challenge on including Icons to Customized Submit Sort

Are you able to please check out following code and let me know why i’m not in a position so as to add icons to customized publish kind?

add_action( 'admin_head', 'my_icons' );
operate my_icons() {?>
<fashion kind="textual content/css" media="display">
 #menu-posts-product .wp-menu-image {
 background: url(<?php bloginfo('url') ?>/wp-content/themes/BootWp/img/contactLensemenu.png) no-repeat 6px !vital;}
 .icon32-posts-product {
 background: url(<?php bloginfo('url') ?>/wp-content/themes/BootWp/img/contactLensepage.png) no-repeat !vital;
    }
</fashion>
<?php } 

I’ve checked the basis and picture file existence, they’re all appropriate however the code not working