html css heading lines

<hr style="margin: 1;">
<h3 style="background-color:#c4c3c2; color:Green; text-align:center; margin: 0; padding: 1px 0;">
    Logistics Information
</h3>
<hr style="margin: 1;">
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<hr style="margin: 1;">
<h3 style="background-color:#c4c3c2; color:Green; text-align:center; margin: 0; padding: 1px 0;">
    After Tax Amount
</h3>
<hr style="margin: 1;">