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Updated: 2026年5月31日
Decorate With Span
Original task (JA): spanで一部を装飾
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Conclusion
Decorate With Span — free browser-based HTML practice
Why it matters in real projects
spanは一部のテキストにスタイルを当てるために使います。 Similar patterns appear daily in code review and production UI work.Step-by-step workflow
1. Read the guide and understand the goal of "Decorate With Span" 2. Review the HTML editor pane and start from the starter code 3. Open hints if stuck; compare your diff with the sample solution 4. Click Run and inspect preview/console output 5. Auto-check looks for output containing: 赤い文字. 6. After success, continue with adjacent exercises in the same categoryCore concept explained
spanは一部のテキストにスタイルを当てるために使います。Technical focus
Key HTML elements in this task: p, span.Hint before you peek at the solution
spanはインライン要素です。Sample solution walkthrough
The solution uses HTML tags such as p, span. Check nesting and closing tags. Explanation: spanは一部のテキストにスタイルを当てるために使います。 Hint recap: spanはインライン要素です。Solution code
📝 Sample code
<p>これは<span>赤い文字</span>です。</p>Common mistakes for this exact task
・Skipping the hint: spanはインライン要素です。Troubleshooting
Q: Preview does not change after Run A: Ensure you edited the HTML pane and clicked Run. Q: Looks correct but check fails A: Auto-check looks for output containing: 赤い文字. Look for typos, full-width spaces, or unclosed tags. Q: Console shows errors A: Open DevTools Console and fix bracket/quote mismatches at the reported line. Q: Hard to type on mobile A: Use landscape mode or continue on desktop—the same URL keeps progress in localStorage.Interview / portfolio tips
・Explain the techniques in "Decorate With Span" in your own words within 30 seconds ・Practice walking through each line of the sample solution on a whiteboard ・Be ready to discuss tags: p, span ・Mention responsive or accessibility trade-offs ・Prepare one alternative approach and why you chose this oneWhat to do after you pass
Move to the next exercise in the html-basic track, then continue the learning roadmap at /en/learning/html-basic/.Keywords
Free hands-on exercise covering spanで一部を装飾, html-basic, 入門, p, span, decorate with span—search-friendly guide for Decorate With Span.🧪 Try it here — safe to break things
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Jump to editor■ Exercise task
「赤い文字」の部分だけspanで囲んでください。
Hint if stuck
spanはインライン要素です。