Make HTML file names for each frame meaningful (e.g. Position the iframe. I don't use iFrames a lot, so I don't have first hand experience with this, but I … Unlike frames, a descriptive title attribute value is not required for accessibility, but if the inline frame presents content as a whole that is visually distinctive, such as an advertisement or video player, then a title should be provided to indicate this distinction. Iframes and Security . In this example we’ll show you a login page template using a split screen Bootstrap 4 layout. You can also use this technique with most other iframe-based embeds, such as slideshows. If you've ever used JSFiddle, Codepen, or others, this problem will be familiar to you: The goal is to take some HTML, CSS, and JS (stored as strings) and create an iframe with the code loaded inside. HTML iFrame. The