CSS Program to Center with Flex with Explanation
CSS
Easy
Flexbox Layout
26 views
1 min read
89 words
This problem helps you practice core CSS fundamentals in a practical way. It builds intuition around center, html, css. Let’s break it down step by step so you can implement it confidently.
Problem Statement
Center a meetcode login box both horizontally and vertically.
Input Format
No input.
Output Format
Print the HTML+CSS code in one block.
Constraints
Use min-height: 100vh and justify/align center.
Code Solution
This explanation is written for learning purposes and to help beginners understand the concept clearly.
<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>
<meta name='viewport' content='width=device-width, initial-scale=1'>
<title>meetcode</title>
<style>
body { margin: 0; font-family: system-ui, Arial, sans-serif; }
.page { min-height: 100vh; display: flex; justify-content: center; align-items: center; }
.box { width: 320px; padding: 16px; border: 1px solid #eee; border-radius: 14px; }
</style>
</head>
<body>
<div class='page'>
<div class='box'>
<h1>meetcode</h1>
<p>Log in</p>
</div>
</div>
</body>
</html>
Output Example
No sample I/O is provided for this question.
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Solution Guide
Problem
Center a meetcode login box both horizontally and vertically.
Input / Output
Output
Print the HTML+CSS code in one block.
Constraints
Use min-height: 100vh and justify/align center.
Details
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Official Solution
<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>
<meta name='viewport' content='width=device-width, initial-scale=1'>
<title>meetcode</title>
<style>
body { margin: 0; font-family: system-ui, Arial, sans-serif; }
.page { min-height: 100vh; display: flex; justify-content: center; align-items: center; }
.box { width: 320px; padding: 16px; border: 1px solid #eee; border-radius: 14px; }
</style>
</head>
<body>
<div class='page'>
<div class='box'>
<h1>meetcode</h1>
<p>Log in</p>
</div>
</div>
</body>
</html>
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