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author | Mario <mario@mariovavti.com> | 2023-01-20 11:05:15 +0000 |
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committer | Mario <mario@mariovavti.com> | 2023-01-20 11:05:15 +0000 |
commit | 9dc949b62c6b5e3c8872211f71b11714d9d22b22 (patch) | |
tree | 38c06e7a128742e219eb74d6adb035f2f106918a /vendor/twbs/bootstrap/site/content/docs/5.3/utilities/z-index.md | |
parent | 40394b94d7c8a8bf1f61f5482195164fff434b90 (diff) | |
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diff --git a/vendor/twbs/bootstrap/site/content/docs/5.3/utilities/z-index.md b/vendor/twbs/bootstrap/site/content/docs/5.3/utilities/z-index.md new file mode 100644 index 000000000..5e4fe05b0 --- /dev/null +++ b/vendor/twbs/bootstrap/site/content/docs/5.3/utilities/z-index.md @@ -0,0 +1,44 @@ +--- +layout: docs +title: Z-index +description: Use our low-level `z-index` utilities to quickly change the stack level of an element or component. +group: utilities +toc: true +added: "5.3" +--- + +## Example + +Use `z-index` utilities to stack elements on top of one another. Requires a `position` value other than `static`, which can be set with custom styles or using our [position utilities]({{< docsref "/utilities/position/" >}}). + +{{< callout >}} +We call these "low-level" `z-index` utilities because of their default values of `-1` through `3`, which we use for the layout of overlapping components. High-level `z-index` values are used for overlay components like modals and tooltips. +{{< /callout >}} + +{{< example class="bd-example-zindex-levels position-relative" >}} +<div class="z-3 position-absolute p-5 rounded-3"></div> +<div class="z-2 position-absolute p-5 rounded-3"></div> +<div class="z-1 position-absolute p-5 rounded-3"></div> +<div class="z-0 position-absolute p-5 rounded-3"></div> +<div class="z-n1 position-absolute p-5 rounded-3"></div> +{{< /example >}} + +## Overlays + +Bootstrap overlay components—dropdown, modal, offcanvas, popover, toast, and tooltip—all have their own `z-index` values to ensure a usable experience with competing "layers" of an interface. + +Read about them in the [`z-index` layout page]({{< docsref "/layout/z-index" >}}). + +## Component approach + +On some components, we use our low-level `z-index` values to manage repeating elements that overlap one another (like buttons in a button group or items in a list group). + +Learn about our [`z-index` approach]({{< docsref "/extend/approach#z-index-scales" >}}). + +## CSS + +### Sass map + +Customize this Sass map to change the available values and generated utilities. + +{{< scss-docs name="zindex-levels-map" file="scss/_variables.scss" >}} |