mirror of
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90 lines
1.6 KiB
Markdown
90 lines
1.6 KiB
Markdown
---
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layout: layouts/post.njk
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title: Tooltip
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description: Create a tooltip with CSS
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keywords: css tooltip
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---
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## HTML
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```html
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<div class="tooltip">
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<!-- The tooltip content -->
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<div class="tooltip__content">
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...
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</div>
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<!-- The tooltip arrow -->
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<div class="tooltip__arrow"></div>
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<!-- The trigger element -->
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...
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</div>
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```
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## CSS
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```css
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.tooltip {
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/* Used to position the arrow */
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position: relative;
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}
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/* Show the arrow and content and restore pointer events when hovering the trigger element */
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.tooltip:hover .tooltip__arrow,
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.tooltip:hover .tooltip__content {
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opacity: 1;
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pointer-events: initial;
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}
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.tooltip__arrow {
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/* Invisible by default */
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opacity: 0;
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/* To prevent accidental interactions with other elements */
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pointer-events: none;
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/* Border */
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border: 0.5rem solid transparent;
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border-top-color: #111827;
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/* Position */
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bottom: 100%;
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left: 50%;
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position: absolute;
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transform: translate(-50%, 8px);
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/* Zero size */
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height: 0;
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width: 0;
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/* Displayed on top of other element */
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z-index: 10;
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}
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.tooltip__content {
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/* Invisible by default */
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opacity: 0;
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/* To prevent accidental interactions with other elements */
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pointer-events: none;
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/* Background color, must be the same as the border color of arrow */
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background-color: #111827;
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border-radius: 0.25rem;
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/* Position */
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bottom: 100%;
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left: 50%;
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position: absolute;
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transform: translate(-50%, -8px);
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/* Displayed on top of other element */
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z-index: 10;
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}
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```
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{% demo %}
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{% include "covers/tooltip.njk" %}
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{% enddemo %}
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