To add SEO keywords in HTML, give the page a descriptive title, explain its subject in the main heading and opening paragraph, and use relevant wording in the rest of the content. Add an accurate meta description, link text, and image alternatives. Leave out the meta keywords tag: Google ignores it. Let’s say you're creating […]

Learn how to center an image in HTML with CSS margins, Flexbox, and Grid. Copy working examples and fix alignment, captions, and responsive sizing.

HTML unsupported media fallback allows users to view your content if a video or audio file cannot be played. Provide alternative media files, include download and transcript links outside of the video player, and implement a JavaScript error message to inform users when they have encountered an issue playing back media. Text inside the <video> […]

To add an HTML new line, put the <br> tag wherever you want the next line to begin. Use a separate <p> element when you want a new paragraph. If your text already contains newline characters, the CSS property white-space: pre-line can preserve them without a break tag after every line. Here is a simple […]

When you receive the notice “HTML5 video not properly encoded”, your player is unable to use the video provided. The reason could be an unsupported codec or a corrupted file; however, a single notification does not confirm faulty encoding. First, verify that the video URL and server response are correct, and that the requested file […]

Fix the HTML5 video not found error with browser checks and practical fixes for video files, codecs, CORS and streaming.

You’re obviously here because you’re interested in HTML5. You might even be here because the thought of reading the HTML5 spec on the W3C site gives you nightmares. Well, fear not, for you shall be able to sleep easy once again! We’ve just launched the HTML5 glossary.

We’re back with our (semi) regular round up of answering readers HTML5 related questions. Right, let’s not mess about any longer and dive straight in with the questions.

Aside from being the year Queen Elizabeth II will celebrate her Platinum Jubilee, assuming she’s still kicking around, 2022 is the year that’s been inappropriately linked with HTML 5 in the minds of a lot of our community. I understand why someone might think that, but it’s wrong. *2022* was misinterpreted as the year HTML 5 would be ready. That’s wrong. HTML 5 is ready today.