Copy and past into Header section of kvcore website settings.
<style> #bizzbar { display:none; } @media screen and (max-width: 500px) { #bizzbar { display:block; } } #bizzbar{ background:#eb593c; width:100%; text-align:center; color:#fff; padding:2px; overflow:hidden; height:30px; z-index:1000; font-family:Georgia; font-size:14px; line-height:30px; position:fixed; top:0; left:0; border-bottom:3px solid rgb(255,255,255); box-shadow:0 1px 5px rgba(0,0,0,.7)} #bizzbar button{-webkit-box-shadow:rgba(0,0,0,0.278431) 1px 1px 3px; background:#333; border-bottom-left-radius:4px; border-bottom-right-radius:4px; border-top-left-radius:4px; border-top-right-radius:4px; border:none; box-shadow:rgba(0,0,0,0.278431) 1px 1px 3px; color:white; cursor:pointer; font-size:0.854em; margin:0px 0px 0px 7px; outline:none; padding:2px 10px 1px; position:relative; text-decoration:initial} #bizzbar button:hover{ cursor:pointer;background:#444} #bizzbar button:active{ top:1px} </style>
Copy and paste this into the Body section of the kvcore website settings.
<div id='bizzbar'> <p class='bizztext'>Download our Mobile App<button class='bizzbutton' onclick='window.open("ADD YOUR LINK HERE")'>Download Now</button></p> </div>
Save and you are done.