Mastering CSS: Learn How to Make a Comment in CSS

how to make a comment in css

When it comes to coding in CSS, making comments is essential for effective collaboration and code comprehension. Understanding CSS comment syntax allows you to explain the reasoning behind your code and provide clarity for other developers.

Key Takeaways:

  • Mastering CSS commenting syntax is crucial for effective coding and collaboration.
  • Commenting guidelines and best practices help create clean, organized, and maintainable code.
  • There are different styles and formats to use when making comments in CSS.
  • Commenting individual rules, sections, or entire stylesheets can improve code comprehension.
  • Effective commenting can enhance collaboration and code understanding, resulting in better webpage designs.

CSS Commenting Guidelines

In order to create clean, organized, and maintainable code, it’s essential to follow guidelines and best practices for commenting in CSS. Effective commenting is crucial for collaboration and enhancing code understanding. Here are some CSS commenting guidelines and best practices to keep in mind:

1. Keep it concise

The purpose of comments is to explain the code, not to provide lengthy descriptions. Keep your comments brief, informative, and to the point. Unnecessarily long comments can make code difficult to read.

2. Use clear and consistent formatting

When making comments in CSS, use clear and consistent formatting to help other developers understand your intention. For instance, use capitalization and punctuation in the same way throughout, and indent comments to make them visually distinct from other code.

3. Comment as you code

It’s best to comment as you write your code, rather than waiting until the end. This will help you remember your thought process and make it easier to explain your code to others.

4. Comment individual rules or sections

When commenting in a CSS stylesheet, break your code into smaller sections and comment on each section or individual rule. This helps to improve code comprehension and makes it easier to find and update later on.

5. Be consistent with commenting style

Consistency is essential when it comes to commenting. Agree on a commenting style with your team and ensure everyone follows it. This will help to establish good coding habits and enhance collaboration.

6. Avoid unnecessary comments

Don’t over-comment your code. Only use comments when necessary to explain complex code or provide context. Unnecessary comments can clutter the code and make it more difficult to read.

7. Comment as if you’re explaining it to a beginner

When making comments, keep in mind that not everyone will have the same level of expertise as you. Write comments as if you’re explaining the code to a beginner so that everyone can understand it.

By following these CSS commenting guidelines and best practices, you can write clean and maintainable code that is easy to understand and work with. Effective commenting can save time and reduce errors, making it an essential skill for any developer.

CSS Comment Styles

Comments in CSS can help you clarify your code and make it easier for other developers to understand. There are different styles and formats you can use for commenting in CSS, each with its own advantages.

Single Line Comments

Single line comments are the most basic form of comments in CSS. They are represented by two forward slashes (//) and are used to comment on a single line of code. Single line comments can be placed after a rule or property, like this:

/* This is a single line comment */

background-color: red; /* This is another single line comment */

Single line comments are useful for providing context for a single property or rule.

Multi-Line Comments

Multi-line comments, also known as block comments, are used to comment on multiple lines of code. They are represented by forward slash and asterisk (/*) to start the comment and asterisk and forward slash (*/) to end the comment. Multi-line comments can be used for longer explanations, or to comment out entire sections of code, like this:

/* This is a

multi-line comment */


Selector Declaration
h1 font-size: 36px;
p color: #333;


Multi-line comments are useful for providing context for multiple rules or properties.

Document Comments

Document comments are used to provide information about the entire CSS stylesheet. They are represented by forward slash and two asterisks (/**) to start the comment and asterisk and forward slash (*/) to end the comment. Document comments can contain information about the author, creation date, and other details about the stylesheet, like this:

* Author: John Doe
* Date: 2021-07-01
* Description: This stylesheet contains the styling for the blog template.

Document comments are useful for providing context about the entire stylesheet and can help other developers understand the purpose of the code.

Using different comment styles can help you keep your code organized and make it easier for other developers to read and understand. Experiment with different styles to find what works best for you and your team.

Commenting in CSS Stylesheet

Commenting within a CSS stylesheet is essential for many reasons, including improving code comprehension and collaboration. Here are some techniques you can use to comment individual rules, sections, or the entire stylesheet:

Technique Example
Commenting Individual Rules /* This is a comment for a specific rule */
Commenting Sections /* This is a comment for a specific section of code */
Commenting Entire Stylesheet /*
This is a comment for the entire stylesheet
It can span multiple lines

When commenting individual rules, ensure the comment is placed above or next to the rule, making it easy to find and understand. Use comments to describe the functionality of the rule and how it impacts the webpage.

For commenting sections, use comments to separate code into specific sections and describe what each section is responsible for. This can be particularly helpful when working on larger projects with multiple developers.

When commenting the entire stylesheet, make sure the comment is at the beginning of the file before any CSS code. Use this comment to provide an overview of the stylesheet’s purpose, the author, and any other important information.

By using the right commenting techniques, you can significantly improve your code’s readability, organization, and ease of collaboration with other developers.

CSS Comment Tips and Best Practices

Comments are helpful for communicating your code’s intent to other developers. Follow these CSS comment best practices so that your comments are informative and concise, enhancing collaboration and code understanding.

1. Write Clear and Concise Comments

Write comments that are clear, concise, and informative. Use simple language, without technical jargon, to ensure that anyone can understand your comments. Avoid writing long comments, as they can be tedious and difficult to comprehend.

Pro Tip: Make sure your comments add value. Don’t state the obvious—use comments to explain why code exists, not what it does.

2. Comment Regularly and Consistently

Add comments to your CSS regularly and consistently. Ensure that your comments are up to date, reflecting any changes and updates made to your code. Use comments to explain what each section of code does and why it’s important.

Pro Tip: Consider setting a commenting standard for your team or project, to ensure that everyone is on the same page.

3. Use Comment Formatting

Use formatting in your comments to make them more readable. Use line breaks, indentation, and bullet points to organize your comments and make them easier to scan.

Pro Tip: When commenting CSS code, separate comments from the code with a space to make reading code easier.

4. Use Comments to Debug Code

Comments can be helpful for debugging your code. Add comments to explain what you’re trying to do, as well as any issues you’ve encountered. This can help you identify any problems and find a solution.

Pro Tip: Use comments to mark code for review, so that your team can quickly identify code that needs attention.

5. Avoid Over-Commenting

Avoid over-commenting your code. Too many comments can be distracting and make your CSS hard to read. Use comments only where they are necessary, and make sure they add value to your code.

Pro Tip: Use descriptive class names and IDs to make your code readable. This can reduce the need for comments by making your code more self-explanatory.

Following these CSS comment best practices will help you make the most of your comments, improving your collaboration and code comprehension.

Examples of CSS Comments

Comments in CSS can be used for a variety of purposes, including clarifying code, explaining intentions, and providing context to other developers. Let’s take a look at some real-world examples of CSS comments in action.

Example 1: Clarifying Code

CSS Code Comment
.header {
font-size: 24px;
color: #333;
margin-bottom: 20px;
// Styles for the header of the webpage

In this example, the CSS comment clarifies the purpose of the .header class and its associated styles, making it easier for other developers to understand its role in the webpage design.

Example 2: Explaining Intentions

CSS Code Comment
.cta-button {
background-color: #FF0000;
color: #FFF;
padding: 10px 20px;
border-radius: 5px;
font-size: 16px;
// Styles for the call-to-action button

Here, the CSS comment explains that the styles are intended for a call-to-action (CTA) button, helping other developers quickly identify its purpose and use it effectively throughout the webpage.

Example 3: Providing Context

CSS Code Comment
/* This is the main stylesheet for the webpage */
.page-container {
max-width: 1200px;
margin: 0 auto;
// Styles for the main page container

Finally, this CSS comment provides context for the entire stylesheet by indicating that it is the main stylesheet for the webpage. This can be especially helpful in larger projects with multiple stylesheets.

By incorporating comments effectively into your CSS code, you can improve collaboration, enhance code comprehension, and optimize your webpage designs.

Advancing Your CSS Skills

By mastering the art of commenting, you can advance your CSS skills and enhance your webpage designs. When you incorporate effective commenting practices into your workflow, you can better organize and optimize your code, making it easier to collaborate with other developers and create visually stunning websites.

One way to advance your skills in CSS is to practice writing clear and concise comments that explain your code. This can not only help you understand your own work but also assist colleagues who may need to reference your code in the future. Additionally, taking the time to structure your comments and use easy-to-understand language can make it easier for other developers to read and navigate your code.

Another way to advance your CSS skills is to experiment with different comment styles and formats. By trying out different approaches, you can find the one that best suits your coding style and helps you create readable, maintainable code. For example, you can use inline comments to explain specific lines of code or block comments to provide an overview of an entire section.

Additionally, taking the time to comment within your CSS stylesheet can pay off in the long run. By commenting individual rules, sections, or even entire stylesheets, you can improve code comprehension and make it easier to maintain and update your code as necessary.

Overall, taking the time to incorporate effective commenting practices into your CSS workflow can help you enhance your coding skills and create beautiful, functional webpages. Whether you’re new to CSS or an experienced developer, experimenting with different comment styles and structures can help you take your skills to the next level.


In conclusion, comments are an essential part of CSS coding. By understanding the CSS comment syntax and following best practices for commenting, you can create clean, organized, and maintainable code. Remember to use different comment styles and formats to improve readability, effectively comment within your CSS stylesheet, and follow tips and best practices for maximizing the benefits of commenting.

Real-world examples of CSS comments demonstrate how comments can clarify code, explain intentions, and provide context to other developers. Incorporating effective commenting practices into your workflow can help you advance your CSS skills and enhance your webpage designs.

Overall, commenting in CSS is a small task that can have a significant impact on your coding skills and collaboration. Start implementing effective commenting practices in your CSS projects today to improve your code comprehension and streamline your development process. By doing so, you’ll take your CSS coding skills to the next level and create even better webpage designs.


Q: What is the purpose of making comments in CSS?

A: Comments in CSS are used to add explanatory notes within the code that are not interpreted by the browser. They improve code readability and provide context to other developers working on the project.

Q: How do I make a comment in CSS?

A: To make a comment in CSS, use the following syntax: /* comment goes here */. Anything written between the opening /* and closing */ will be treated as a comment and ignored by the browser.

Q: Can I comment out a specific line of code in CSS?

A: No, you cannot comment out a specific line in CSS. Comments in CSS apply to blocks of code and cannot be used to comment out single lines. However, you can comment out multiple lines or even an entire block of code.

Q: Are there any best practices for commenting in CSS?

A: Yes, it’s important to follow certain guidelines when commenting in CSS. Keep your comments concise, informative, and relevant. Avoid unnecessary comments and ensure your comments are consistently formatted and easy to read.

Q: Can I use comments to disable CSS code temporarily?

A: No, comments in CSS are used only for providing explanations and context. They do not disable or affect the functionality of the code. If you want to disable specific CSS rules temporarily, you can comment out the entire block of code.

Q: How can comments improve collaboration in CSS projects?

A: Comments in CSS make it easier for multiple developers to understand and work with the codebase. They provide clarity, document decisions, and enable effective communication among team members.

Q: Are there any tools or plugins available to help with CSS commenting?

A: Yes, there are various code editors and IDEs that offer features for managing and organizing comments in CSS. Some popular options include Visual Studio Code, Sublime Text, and Atom, which provide enhanced comment management capabilities.

Q: Can I use HTML comments in CSS?

A: No, HTML comments () are not valid in CSS files. CSS uses a different commenting syntax (/* comment goes here */) that is specific to the language.

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