.diso{
background:red;
}
</style>
<body>


<style type="text/css">
.dgh{
position:absolute;
top:30px;
font-size:15px;
width:100%;
text-align:center;
}
</style>
<div id="tophead" >
<h4 class="h4" >AIRAVAT</h4>
<div class="dgh" >&copy; Prateek Chaubey</div>
<div id="backkk" onclick="backk(this)">
<svg fill="#fff"  xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-arrow-left" viewBox="0 0 16 16">
<path fill-rule="evenodd" d="M15 8a.5.5 0 0 0-.5-.5H2.707l3.147-3.146a.5.5