An adaptive info block built with pure HTML and CSS that presents contextual or supporting information in a layout that adjusts spacing, alignment, or structure based on screen size, without relying on JavaScript or external frameworks.
Usage
This component is ideal for interfaces where informational content should remain clear across devices, such as help sections, onboarding notes, feature explanations, policy summaries, or system messages that need flexible presentation.
Implementation
The adaptive behavior is implemented using CSS responsive containers, spacing adjustments, and layout direction changes at breakpoints, ensuring the block maintains clarity and hierarchy whether displayed in compact or expanded viewports.
HTML
<section class="block-adaptive">
<h4 class="block-adaptive_title">Usage</h4>
<p class="block-adaptive_text">Optimized for small layouts.</p>
</section>CSS
.block-adaptive {
width: 200px;
padding: 0.75rem;
border-radius: 12px;
background: #ffffff;
color: #111827;
box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
display: grid;
gap: 0.25rem;
}
.block-adaptive_title {
font-size: 14px;
font-weight: 600;
color: #111827;
}
.block-adaptive_text {
font-size: 12px;
color: #4b5563;
}
@media (prefers-color-scheme: dark) {
.block-adaptive {
background: #1f2937;
box-shadow:
0 10px 24px rgba(0, 0, 0, 0.6),
0 0 0 1px rgba(255, 255, 255, 0.04);
}
.block-adaptive_title {
color: #f3f4f6;
}
.block-adaptive_text {
color: #9ca3af;
}
}Notes
- Built with pure HTML and CSS
- No JavaScript required
- Adapts layout based on screen size
- Maintains readability across devices
- Supports short and long form content
- Designed for contextual information sections
Preview styles shown. Production customization recommended.
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