<main>
<div class="first_letter_none"></div>
<div class="first_letter_left"></div>
<div class="first_letter_right"></div>
<!-- with after -->
<div class="first_letter_none withAva after_none"></div>
<div class="first_letter_none withAva after_left"></div>
<div class="first_letter_none withAva after_right"></div>

<div class="first_letter_left withAva after_none"></div>
<div class="first_letter_left withAva after_left"></div>
<div class="first_letter_left withAva after_right"></div>

<div class="first_letter