blur()
Quick Summary for blur()
The
blur()
CSS function applies a Gaussian blur to the input image. Its result is a <filter-function>
.
Code Usage for blur()
blur(radius)
More Details for blur()
blur()
The blur()
CSS function applies a Gaussian blur to the input image. Its result is a <filter-function>
.
Syntax
blur(radius)
Parameters
radius
The radius of the blur, specified as a <length>
. It defines the value of the standard deviation to the Gaussian function, i.e., how many pixels on the screen blend into each other; thus, a larger value will create more blur. A value of 0
leaves the input unchanged. The lacuna value for interpolation is 0
.
Examples
Setting a blur with pixels and with rem
blur(0) /* No effect */ blur(8px) /* Blur with 8px radius */ blur(1.17rem) /* Blur with 1.17rem radius */
Specifications
Specification |
---|
Filter Effects Module Level 2 # funcdef-filter-blur |
See also
<filter-function>
brightness()
contrast()
drop-shadow()
grayscale()
hue-rotate()
invert()
opacity()
saturate()
sepia()
Last modified: Aug 12, 2021, by MDN contributors
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