some code is mostly necessary this is that code

wordpress daynamic code

<?php language_attributes(); ?>                       is going to      lang="en"
<?php bloginfo(''charset); ?>                         is going to      utf-8
<?php wp_title('|',true,'right'); ?>                  is going to      utf-8
<?php echo get_template_directory_uri(); ?>           is to access template directory
<?php bloginfo('stylesheet_url'); ?>                  is replace this main style which is stay in root directory http="you must put hear that code"