html, body {
margin: 0 !important;
padding: 0 !important;
height: 100%;
overflow: hidden;
}
.responsive-iframe-container {
position: fixed;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
margin: 0;
padding: 0;
overflow: hidden;
}
.responsive-iframe-container iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
border: 0;
margin: 0;
padding: 0;
}