Custom CSS by Denis

Minimal and secure way to add custom CSS per-domain

As of June 2026, Custom CSS by Denis has 20,000 users and a 4.56/5 rating from 77 reviews in the Workflow & Planning category.

Usersup 100.0 percent+100.0%
20.0K
20,000
Ratingdown 1.7 percent1.7%
4.56
77 reviews
Reviewsup 5.5 percent+5.5%
77
Version
1.4.0
Manifest V3
90-day change · In the last 90 days this extension gained 10.0K users.

History

4 snapshots

Tracking since Apr 16, 2026.

20.8K15.0K9.2KApr 16, 2026Jun 15, 2026
View as table
DateUsersRatingReviewsVersion
Apr 16, 202610.0K4.64731.4.0
Apr 22, 202610.0K4.59741.4.0
May 7, 202610.0K4.60751.4.0
May 21, 202620.0K4.55761.4.0
Now20.0K4.56771.4.0

Changelog

  • May 7, 2026
    description
    Add custom CSS styles on websites. Allows to select elements based on text contents.
    
    The extension does not require permissions to access all data on all websites all the time. Once you start editing CSS on a page, you get a permission prompt specific to that domain. Later, if the CSS for a domain is not used, the permission will be dropped.
    
    There is no UI clutter of any kind. The entire extension consists of a big editable area for CSS code for the current domain.
    Add custom CSS styles on websites. Allows to select elements based on text contents.
    
    The extension does not require permissions to access all data on all websites all the time. Once you start editing CSS on a page, you get a permission prompt specific to that domain. Later, if the CSS for a domain is not used, the permission will be dropped.
    
    There is no UI clutter of any kind. The entire extension consists of a big editable area for CSS code for the current domain.
    
    (There is a limit of 7500 chars of CSS per domain)

Permissions & access

Permissions
activeTabscriptingstorage
Host access
None declared

Screenshots

Custom CSS by Denis screenshot 1Custom CSS by Denis screenshot 2

About

Add custom CSS styles on websites. Allows to select elements based on text contents.

The extension does not require permissions to access all data on all websites all the time. Once you start editing CSS on a page, you get a permission prompt specific to that domain. Later, if the CSS for a domain is not used, the permission will be dropped.

There is no UI clutter of any kind. The entire extension consists of a big editable area for CSS code for the current domain.

(There is a limit of 7500 chars of CSS per domain)

Technical

Version
1.4.0
Manifest
V3
Size
159KiB
Min Chrome
88
Languages
2
Featured
Yes

Metadata

ID
cemphncflepgmgfhcdegkbkekifodacd
Developer ID
ua3b095a4497a7989a59b20a4c56b55fe
Developer Email
[email protected]
Created
Apr 28, 2018
Last Updated (Store)
May 4, 2026
Last Scraped
Jun 15, 2026
Website
sokolov.cc
Privacy Policy

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Data sourced from the Chrome Web Store · last verified Jun 15, 2026.