customize dropdown options css code example
Example: how to add a selection in css
<div class="custom-select-wrapper">
<div class="custom-select">
<div class="custom-select__trigger"><span>Tesla</span>
<div class="arrow"></div>
</div>
<div class="custom-options">
<span class="custom-option selected" data-value="tesla">Tesla</span>
<span class="custom-option" data-value="volvo">Volvo</span>
<span class="custom-option" data-value="mercedes">Mercedes</span>
</div>
</div>
</div>