Who can make this responsive popup?

Question

<p class="wp-login-mobile" id="nav" style="padding: 0 !important;margin: 0 0 9px 0 !important;">
<a onclick="window.open('<?php echo WP_DIR_PLUGIN; ?>includes/....','name','width=600,height=400')" href="">
<img align="top" src="<?php echo WP_DIR_PLUGIN; ?>assets/...."> <?php _e('Login with mobile', 'wp...'); ?>
</a>
</p>

open on same page with mobile friendly compability
thanks to all .

Answer 1

window.open("www.site.com", "_self")

What do you mean with "responsive popup"?
If you want to make a responsive page after the clicking on the link... you have to use the CSS, try to change the dimension of popup using the percentage, not the pixel.

⏩ width = 100% height = 100%