Making a Calculator UI with HTML5 and CSS3
This article provides a tutorial on creating a calculator user interface using HTML5 and CSS3. It details the structure and styling of the calculator, including the display area and button layout. The tutorial emphasizes the use of Flexbox and CSS Grid for effective design and responsiveness.
- ▪The calculator UI is divided into three main parts: the calculator body, display area, and buttons container.
- ▪Flexbox is used for centering the calculator, while CSS Grid is employed for the button layout.
- ▪The tutorial includes specific styling instructions to achieve a sleek and functional design.
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| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/zamfir80/making-a-calculator-ui-with-html5-and-css3-4800 |
| Publication time | Sun, 24 May 2026 07:59:13 +0000 |
| Retrieval time | 2026-05-24T08:07:31.211Z |
| Last seen | 2026-05-24T08:07:31.211Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | A2EC9gjwyqJB · 2 stories |
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| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 215713) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Razvan Zamfir Posted on May 24 Making a Calculator UI with HTML5 and CSS3 #css #html #tutorial #ui This tutorial explains how to build a sleek calculator UI using HTML5 and CSS.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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