CSS inset-block-end Property


The inset-block-end CSS property is a part of the "inset" shorthand property used for specifying the offset distance of an element from its containing block in the block direction. Specifically, "inset-block-end" sets the distance between the bottom edge of the element and the bottom edge of its containing block. It is commonly used in conjunction with other inset properties like "inset-block-start," "inset-inline-start," and "inset-inline-end" to precisely position elements within their containers. This property is particularly useful for creating responsive and flexible layouts in CSS, allowing developers to control element positioning with ease.

Initial value
Applies to
positioned elements
Computed value
same as box offsets: top, right, bottom, left properties except that directions are logical
a length, percentage or calc();
JavaScript syntax

Interactive Demo

I am absolutely positioned.
The rusty swing set creaked a lonely lullaby in the twilight, shadows lengthening like grasping fingers across the dew-kissed grass. A lone dandelion seed, adrift on the breeze, whispered secrets of faraway fields, of dandelion suns and galaxies spun from fluff. Somewhere, beyond the veil of dusk, a coyote laughed, echoing through the stillness like a forgotten memory.


inset-block-end: auto | <length-percentage> 


  • <length-percentage>Specifies distance in px, pt, cm, etc. Negative values are allowed.


<p class="exampleText">Example text</p>
div {
  background-color: yellow;
  width: 120px;
  height: 120px;

.exampleText {
  writing-mode: vertical-rl;
  position: relative;
  inset-block-end: 20px;
  background-color: #c8c800;

Browser Support

The following table will show you the current browser support for the CSS inset-block-end property.

Edge Chrome Firefox Opera Safari
Tablets / Mobile
Chrome Firefox Opera Safari Samsung Webview

Last updated by CSSPortal on: 2nd January 2024