CSS File Extension

File Type

Cascading Style Sheet




Web Files





Basic information about the CSS file

Files with the CSS extension are characteristic of 4 operating systems and they are: , Linux, Mac OS, Windows. The CSS extension was originally developed for the Adobe Creative Suite application. This is a program taken by Adobe Systems Incorporated. The Adobe Dreamweaver, Adobe ColdFusion, WeBuilder, Microsoft Visual Studio programs are also compatible with CSS files and can be used to open them.

CSS files fall under the Web Files category. Files of a different type with the extension CSS can be encountered on various operating systems, and their number is 303. The format of this particular Cascading Style Sheet file was developed by N/A. Modification or reading of files with the name Cascading Style Sheet in many cases is done in the Adobe Creative Suite program. CSS detailed description

Tools that you can use to work with CSS files

CSS File Extension

What is a(n) CSS file??

A Cascading Style Sheet is a style sheet language that defines the look and formatting of HTML pages.

The CSS file extension is the file extension that browsers use to identify a Cascading Style Sheet document. They can be open in text editors and other web design applications.

CSS File Tools

What tools you can use?

We present some basic free online tools that work with CSS. They will help you use your CSS file in the way you want. You will be able to open, preview, edit or convert your CSS file.

CSS File Opener

One of the most used tools is CSS opener. You will learn a few ways to open your CSS file. Opening the CSS file is just the beginning. Other file operations can be the next step.

CSS File Viewer

CSS Viewer is a type of tool that will allow you to preview the content of a CSS file online, without installing any specialized software. Go to the subpage, select your CSS file you want to view and our tool will show you what the file contains

CSS File Converter

Try to convert the CSS file to a different format if problems arise while working with the CSS file. Converting the CSS file will give you more options for editing the data in the file.

CSS File Editor

CSS editor allows you to edit the data contained in the file. If you need to be able to edit the CSS file as much as possible, then it is best to install special software designed for this purpose. Check out our CSS file editor page and learn about the possibilities



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