Add the following to your website head:
<style> .jtpl-header{ -webkit-box-shadow: 0px 2px 14px 1px rgba(0,0,0,0.27); -moz-box-shadow: 0px 2px 14px 1px rgba(0,0,0,0.27); box-shadow: 0px 2px 14px 1px rgba(0,0,0,0.27); } </style>