Generate CSS to Center a Div With Flexbox Online
Set justify-content and align-items to center and copy the CSS that centers a child element both ways. A reliable pattern for buttons, cards, and modals.
CSS Flexbox Generator
Visual flexbox layout builder with live preview and CSS code output
Container Properties
.container {
display: flex;
gap: 8px;
}<div class="container">
<div>Item 1</div>
<div>Item 2</div>
<div>Item 3</div>
</div>Flexbox Cheat Sheet
Quick Start
- 1Set justify-content to center on the container
- 2Set align-items to center for vertical centering
- 3Preview the centered item in the live panel
- 4Copy the generated CSS into your stylesheet
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Looking for FAQs and advanced options? Visit the full CSS Flexbox Generator page →