There are three types to choose from. Most developers keep their CSS in an external stylesheet. You can style CSS with an internal stylesheet. Unlike external or internal stylesheets , inline CSS has no line breaks or curly braces. You write your CSS in the same line when you use the inline styles, like this:.
It saves a round trip to the browser. Maintenance problem Suppose you are dealing with an html file containing inline css styles. No scope of caching Browsers cache external stylesheets so that those can be loaded easily for further rendering but inline styles cannot be cached since those are with the html code segment. Upload image. Submit Preview Dismiss. Arduino creative, bass novice, trees lover and dad. I write carbon-negative articles.
Follow me on Twitter. Dropdown menu Copy link Hide. I'm a frontend developer, and can work on django if needed. Jul 19, This flexibility makes long-term site management much easier. Actively scan device characteristics for identification. Use precise geolocation data. Select personalised content. Create a personalised content profile.
Measure ad performance. Select basic ads. Create a personalised ads profile. Select personalised ads. Apply market research to generate audience insights. Fortunately Web Components are going to change things! Shadowbob - would it not be better to have smaller css files instead of big one? Have one generic maybe which is used for all pages, but then have small seperate style sheets for other pages. Should be easier to maintain. And if the trafic is problem, then for production probably can merge in to one, in the build process.
Hacking CSS Let's say you're debugging, and want to modify your page-css, make a certain section only look better. Kzqai Kzqai Depending of the language of the content - you often need to adapt the styling of an element. One obvious example would be right-to-left languages. Danield Danield k 35 35 gold badges silver badges bronze badges. I live under the assumption that people are humane and do not use such monstrosities.
JamesWestgate until someone uses! Using inline CSS is much harder to maintain. BryanH 5, 3 3 gold badges 34 34 silver badges 47 47 bronze badges. Sylvain Sylvain 3, 5 5 gold badges 25 25 silver badges 26 26 bronze badges.
Using an external CSS is supposed to mean never having to do a massive text replace, unless of course operating on a single style sheet. Maddening I tell you.. Shadowbob that's what sourcemaps are for. TimPost there's a reason why the "inspect element" feature was born — Norielle Cruz.
The answer to your question: it depends Community Bot 1 1 1 silver badge. Bruno Jennrich Bruno Jennrich 4 4 silver badges 4 4 bronze badges. I think this really is the correct answer. The mantra of "separation of concerns" is just one criteria. The key aspect is whether or not the style is reusable at semantic level, not merely syntatic. If that's the case, then the sheet makes sense.
It dependes on the elements being semantically the same. A "color" style usually is semantically related part of the theme , and usually would go in a sheet.
Ashish Gupta Ashish Gupta Noah Beach Noah Beach 41 1 1 bronze badge. Ian Mercer Ian Mercer True, and if you have to enable this CSP you have a lot of work to provide the nonce values or to remove the inline styles and replace them with CSS. Having implemented this, individual one-time-only styles can be manually coded where needed.
Roger Stevens Roger Stevens 11 2 2 bronze badges. Even though I totally agree with all the answers given above that writing CSS in a separate file is always better from code reusability, maintainability, better separation of concerns there are many scenarios where people prefer inline CSS in their production code - The external CSS file causes one extra HTTP call to browser and thus additional latency.
Diptendu Diptendu 2, 1 1 gold badge 13 13 silver badges 26 26 bronze badges. You're missing something re: latency. A much bigger problem , really: Embedding the CSS means every page request must contain that CSS, whereas otherwise, the browser can cache it. You are right. That's why we inline CSS when the code size is very small so that it does not cause too much overhead on page size. There is a very interesting article on Yahoo!
Perf guidelines page developer. While it's likely that a user accesses your site with an empty cache, it's unlikely that they're going to access your page with an empty cache.
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