JSFiddle - React, Tailwind, and code Playground

HTML

<div class="content">
     <div class="page">
       <iFrame id="iframe1" runat="server" class="iframe" scrolling="no"></iframe>
     </div>
    </div>

CSS

.content
{
padding:2% 2%;
position:absolute;
top:90px;
left:250px;
border:1px solid aqua;
width:76%;
    border:1px solid green;
}
.page
{
 min-width:100%;
}
.iframe
{
border-style:none;
    border:1px solid brown;
min-width:100%;
min-height:100%;
}