CSS comments allow developers to place explanatory notes, section headers, and debugging markers inside stylesheet files without affecting visual rendering in the browser.
CSS comments begin with /* and end with */. They can span single or multiple lines:
/* Single-line CSS comment */
h1 {
color: #38bdf8; /* Accent heading color */
}
/*
* Multi-line section header comment
* =================================
* User Dashboard Component Styles
*/
.dashboard-card {
background-color: #1e293b;
}
Key features of CSS comments:
/* and */ is treated as a comment string.flowchart LR
A["Raw CSS File with Comments"] --> B["Build Tool / Browser Parser"]
B --> C["Strips Comments & Executes Clean CSS Rules"]
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>CSS Comments Example</title>
<style>
/* ==========================================
1. CORE LAYOUT STYLES
========================================== */
body {
background-color: #0f172a;
color: #f8fafc;
font-family: system-ui, sans-serif;
padding: 2rem;
}
/* ==========================================
2. BUTTON COMPONENTS
========================================== */
.btn-primary {
background-color: #2563eb;
color: #ffffff;
padding: 10px 18px;
border: none;
border-radius: 6px;
/* cursor: pointer; */ /* Disabled for testing */
}
</style>
</head>
<body>
<h2>CSS Code Documentation</h2>
<button class="btn-primary">Documented Button</button>
</body>
</html>
/* --- FOOTER STYLES --- */).Write a multi-line CSS comment block documenting a section titled "Navigation Bar Styles"!
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