Replace CSS property with a new CSS property

How can I remove a property from a class when using a library?

For example, if the library has the following CSS:

div {
    width: 100%;
}

And in your custom CSS file you want to remove the width property:

div {
    width: none; //is this the correct way?
}

Answer №1

CSS rules come with their own default values, which can vary from none to auto. To find the default values for specific properties, refer to the MDN CSS Reference and look for 'Initial value'.

For example

To see the default value for the width property, visit the link.
Initial value: auto

Make changes

If you don't need to support MSIE browsers, consider using the special value initial.

Answer №2

If you're looking to dive deeper into CSS specificity, I highly recommend checking out the documentation on the topic at CSS Specificity: Mozilla Developers. I also provide some insights below.

When it comes to overriding CSS properties from external libraries, there are a few different approaches you can take.

Solution 1: If you're utilizing Bootstrap or Zurb Foundation through an npm package, you can adjust a variable value that controls the property you want to change. Make sure to do this after importing all the necessary library files for the changes to take effect. Here's an example:

import 'files from library.sass';

// my settings
$default-width: 80%;

Solution 2: If you're using a CDN to serve your library, you can use a more specific CSS selector to override the desired property. For instance:

To override a div selector:

div {}   ----> div.my-class {}

Another technique, although not recommended, is to use the !important declaration. However, be cautious as this can lead to complications during development. It's generally advised to opt for a more specific selector instead of relying on !important.

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