Lighter colored lines appear below many buttons.

[huang1111]

<p><strong>Reproduction steps:</strong></p>
<p><span>As shown in the picture: https://box.kaspersky.com/smart-link/632e99f2-2b61-431f-a94a-5ca066b235b2/</span></p>
<p><strong>Actual result:</strong></p>
<p><span>Such a line appears.</span></p>
<p><strong>Expected Result:</strong></p>
<p><span>No such line appears.</span></p>