/* Reset default margins and padding for consistency */
html, body {
    margin: 0;
    padding: 0;
    height: 100%; /* Ensures the body can fill the entire screen */
    overflow: hidden; /* Prevents scrollbars on the main page */
}

iframe {
    position: absolute; /* Positions the iframe relative to the body */
    top: 0;
    left: 0;
    width: 100%; /* Makes the iframe full width */
    height: 100%; /* Makes the iframe full height */
    border: none; /* Removes the default border */
    /* Alternative for height: height: 100vh; */
}