Show Output
<!DOCTYPE html> <html lang="en"> <head> <title>HTML Full-screen iframe (100% Height and Width)</title> <style> body{ margin: 0; /* Remove default margin */ } iframe{ display: block; /* iframes are inline by default */ height: 100vh; /* Set height to 100% of the viewport height */ width: 100vw; /* Set width to 100% of the viewport width */ border: none; /* Remove default border */ background: lightyellow; /* Just for styling */ } </style> </head> <body> <iframe src="/examples/html/hello.html"></iframe> </body> </html>
