Take a look at this example page:
html,
body {
margin: 0;
padding: 0;
}
header {
padding: 16px 0;
text-align: center;
background: black;
}
header img {
width: 234px;
height: 222px;
vertical-align: bottom;
}
li {
background: url('images/WhatsApp.png') no-repeat right;
padding: 30px 50px;
list-style: none;
}
a {
font: bold 32px Calibri;
color: black;
text-underline-position: under;
}
<html dir="rtl" lang="fa">
<header>
<img src="logo.png" alt="Logo">
</header>
<main>
<ul>
<li><a href="https://chat.whatsapp.com/LyXl3gwellfIiB2V9JJXRy" title="گروه اطّلاعرسانی">گروه اطّلاعرسانی</a></li>
<li><a href="https://wa.me/message/ZDX7YVUP6NBCJ1" title="ارسال تکالیف">ارسال تکالیف</a></li>
</ul>
</main>
The presentation on Android Chrome is not ideal, particularly the underline being cut off and intersecting with some descenders.
Check out the final outcome, which has been tested on Chrome version 93: