cassio/template-parts/header/header.php

<!-- letters -->
<div class="header__circle-letters">
  <svg class="vector-letters" width="158px" height="158px" viewBox="0 0 158 158" version="1.1" xmlns="http://www.w3.org/2000/svg"   xmlns:xlink="http://www.w3.org/1999/xlink">
    <?php foreach ( $arts_morphing_letters_set as $set ) : ?>
      <?php get_template_part( 'template-parts/svg/path/letters', esc_attr( $set ) ); ?>
    <?php endforeach; ?>
  </svg>
  <?php get_template_part( 'template-parts/svg/circle' ); ?>
</div>
<!-- - letters -->