Desktop:
Use this code:
<div class="ultimate-currency" style="display:inline-block;margin-left:5px;margin-top:-2px;"></div>
Place it inside the header.liquid file in line 127:
Mobile:
We are going to add it inside the menu >
Use this code:
<div class="ultimate-currency" style="display:inline-block;margin-left:14px;margin-bottom:10px;"></div>
Place it inside the mobile-nav.liquid file in line 100:
Click "Save".
Test it in your store.