W3.CSS Panels
I am a panel.
I am a panel.
I am a container.
I am a container.
The Panel Class
The w3-panel class adds a 16px top and bottom margin and a 16px left and right padding to any HTML element.
Panels for Notes
The w3-panel class is perfect for displaying notes.
Notes are often displayed with a pale color:
London is the most populous city in the United Kingdom, with a metropolitan area of over 9 million inhabitants.
Example
<div class="w3-panel w3-pale-green">
<p>London is the most populous city in the United Kingdom,
with a metropolitan area of over 9 million inhabitants.</p>
</div>
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To learn more about W3.CSS Notes please visit the W3.CSS Notes chapter.
Panels for Quotes
The w3-panel class is perfect for displaying quotes.
Example
<div class="w3-panel w3-leftbar w3-sand w3-xxlarge w3-serif">
<p><i>"Make it as simple as possible, but not simpler."</i></p>
</div>
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To learn more about W3.CSS Quotes please visit the W3.CSS Quotes chapter.
Panels for Alerts
The w3-panel class is perfect for displaying alerts.
Alerts are often displayed using a strong color:
Danger!
Red often indicates a dangerous or negative situation.
Example
<div class="w3-panel w3-red">
<h3>Danger!</h3>
<p>Red often indicates a dangerous or negative situation.</p>
</div>
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To learn more about W3.CSS Alerts please visit the W3.CSS Alerts chapter.
Panels as Cards
London is the most populous city in the United Kingdom, with a metropolitan area of over 9 million inhabitants.
Example
<div class="w3-panel w3-blue w3-card-4">
<p>London is the most populous city in the United Kingdom,
with a metropolitan area of over 9 million inhabitants.</p>
</div>
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Rounded Panels
London is the most populous city in the United Kingdom, with a metropolitan area of over 9 million inhabitants.
Example
<div class="w3-panel w3-blue w3-round-xlarge">
<p>London is the most populous city in the United Kingdom,
with a metropolitan area of over 9 million inhabitants.</p>
</div>
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Hide (Close) a Panel
Hiding a panel is easy.
Click on the X to close this panel.
Click on the X to close this panel.
Example
<div class="w3-panel w3-display-container">
<span onclick="this.parentElement.style.display='none'"
class="w3-button w3-display-topright">X</span>
<p>Click on the X to close this panel.</p>
<p>Click on the X to close this panel.</p>
</div>
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Show (Open) a Panel
Showing (a hidden) panel is easy:
Example
<button class="w3-btn" onclick="document.getElementById('id01').style.display='block'">Show panel</button>
<div id="id01" class="w3-panel w3-green w3-display-container" style="display:none">
<span onclick="this.parentElement.style.display='none'"
class="w3-button w3-display-topright">X</span>
<p>Click on the X to close this panel.</p>
<p>Click on the X to close this panel.</p>
</div>
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