CSS Program to Make Button Full Width with Explanation
CSS
Easy
Responsive Design
17 views
1 min read
90 words
This problem helps you practice core CSS fundamentals in a practical way. It builds intuition around width, make, button. Let’s break it down step by step so you can implement it confidently.
Problem Statement
On small screens, make a button take full width.
Input Format
No input.
Output Format
Print the HTML+CSS code in one block.
Constraints
Use width: 100% in a media query.
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>
.btn { padding: 10px 14px; border-radius: 12px; border: 0; background: #0b5; color: #fff; }
@media (max-width: 520px) { .btn { width: 100%; } }
</style>
</head>
<body>
<button class='btn' type='button'>Start practice</button>
</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
On small screens, make a button take full width.
Input / Output
Output
Print the HTML+CSS code in one block.
Constraints
Use width: 100% in a media query.
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>
.btn { padding: 10px 14px; border-radius: 12px; border: 0; background: #0b5; color: #fff; }
@media (max-width: 520px) { .btn { width: 100%; } }
</style>
</head>
<body>
<button class='btn' type='button'>Start practice</button>
</body>
</html>
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