HTML CSS examples for CSS Layout:Flex
Stretch Flex layout
<html> <head> <title>Flex Iframe</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> body {<!--from w w w . j a va 2s .co m--> display:flex; flex-direction:column; margin:0; height:100vh; } header { background:yellow; } main { display:flex; flex:2; } span { background:green; display:inline-block; } div { display:flex; flex-direction:column; background:gray; } iframe { background:tan; flex:2; } </style> </head> <body> <header> Some text </header> <main> <span>Hello, world!</span> <div> <iframe></iframe> </div> </main> </body> </html>