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--- layout: single property_name: flex-shrink ---<section id="flex-shrink" class="property"><header class="property-header"><nav class="property-links"><a class="property-links-direct" href="{{site.url}}/property/flex-shrink/" data-property-name="flex-shrink" data-tooltip="Single page for this property" target="_blank">Link</a> <a class="property-share" data-tooltip="Share on Twitter or Facebook" data-property-name="flex-shrink">Share</a> <a target="_blank" href="https://developer.mozilla.org/en/docs/Web/CSS/flex-shrink" data-tooltip="See on Mozilla Developer Network" rel="external">MDN</a></nav><h2 class="property-name"><a href="{{site.url}}/#flex-shrink"><span>#</span>flex-shrink</a></h2><div class="property-description"><p>Defines how much a flexbox item should <strong>shrink</strong> if there&#39;s <strong>not enough</strong> space available.</p></div></header><style type="text/css">.flex-shrink { background: #310736;border-radius: 3px;display: flex;padding: 1em;width: 300px; }</style><style type="text/css">.flex-shrink .block { flex-shrink: 1; }</style><section class="example"><header class="example-header"><p class="example-name"><code class="example-default" data-tooltip="This is the property's default value">default</code> <code class="example-value" data-tooltip="Click to copy" data-clipboard-text="flex-shrink: 1;">flex-shrink: 1;</code></p><div class="example-description"><p>If there&#39;s <strong>not enough</strong> space available in the container&#39;s main axis, the element will <strong>shrink</strong> by a factor of <strong>1</strong>, and will wrap its content.</p></div></header><aside class="example-preview"><div class="example-browser"><i></i><i></i><i></i></div><div class="example-output"><div class="example-output-div flex-shrink" id="flex-shrink-1"><p class="block block--alpha"><strong>This is the flex-shrink target</strong></p><p class="block block--pink">Foo bar</p><p class="block block--yellow">Lorem ipsum</p></div></div></aside><style type="text/css">#flex-shrink-1{ flex-shrink:1;}</style></section><section class="example"><header class="example-header"><p class="example-name"><code class="example-value" data-tooltip="Click to copy" data-clipboard-text="flex-shrink: 0;">flex-shrink: 0;</code></p><div class="example-description"><p>The element will <strong>not</strong> shrink: it will retain the width it needs, and <strong>not</strong> wrap its content. Its siblings will shrink to give space to the target element.</p><p>Because the target element will not wrap its content, there is a chance for the flexbox container&#39;s content to <strong>overflow</strong>.</p></div></header><aside class="example-preview"><div class="example-browser"><i></i><i></i><i></i></div><div class="example-output"><div class="example-output-div flex-shrink" id="flex-shrink-0"><p class="block block--alpha"><strong>This is the flex-shrink target</strong></p><p class="block block--pink">Foo bar</p><p class="block block--yellow">Lorem ipsum</p></div></div></aside><style type="text/css">#flex-shrink-0{ flex-shrink:0;}</style><style type="text/css">#flex-shrink-0 .block--alpha { flex-shrink: 0; }</style></section><section class="example"><header class="example-header"><p class="example-name"><code class="example-value" data-tooltip="Click to copy" data-clipboard-text="flex-shrink: 2;">flex-shrink: 2;</code></p><div class="example-description"><p>Because the flex-shrink value is <strong>relative</strong>, its behaviour depends on the value of the flexbox item <strong>siblings</strong>.</p><p>In this example, the green item wants to fill 100% of the width. The space it needs is <strong>taken from</strong> its two siblings, and is divided in <strong>4</strong>:</p><ul><li><strong>3</strong> quarters are taken from the <strong>red</strong> item</li><li><strong>1</strong> quarter is taken from the <strong>yellow</strong> item</li></ul></div></header><aside class="example-preview"><div class="example-browser"><i></i><i></i><i></i></div><div class="example-output"><div class="example-output-div flex-shrink" id="flex-shrink-2"><p class="block block--alpha">Width<br><strong>100%</strong></p><p class="block block--pink">Shrink<br><strong>3</strong></p><p class="block block--yellow">Shrink<br><strong>1</strong></p></div></div></aside><style type="text/css">#flex-shrink-2{ flex-shrink:2;}</style><style type="text/css">#flex-shrink-2 .block--alpha { flex-grow: 1;width: 100%; }#flex-shrink-2 .block--pink { flex-shrink: 3;word-break: break-all; }#flex-shrink-2 .block--yellow { flex-shrink: 1;word-break: break-all; }</style></section></section>