backdrop-filter
La propiedad CSS backdrop-filter
le permite aplicar efectos gráficos como desenfoque o cambio de color al área detrás de un elemento. Debido a que se aplica a todo lo que hay detrás del elemento, para ver el efecto debe hacer que el elemento o su fondo sean al menos parcialmente transparentes.
Pruébalo
Sintaxis
css
/* Valor de la palabra clave */
backdrop-filter: none;
/* URL a filtro SVG */
backdrop-filter: url(commonfilters.svg#filter);
/* valores de <filter-function> */
backdrop-filter: blur(2px);
backdrop-filter: brightness(60%);
backdrop-filter: contrast(40%);
backdrop-filter: drop-shadow(4px 4px 10px blue);
backdrop-filter: grayscale(30%);
backdrop-filter: hue-rotate(120deg);
backdrop-filter: invert(70%);
backdrop-filter: opacity(20%);
backdrop-filter: sepia(90%);
backdrop-filter: saturate(80%);
/* Múltiples filtros */
backdrop-filter: url(filters.svg#filter) blur(4px) saturate(150%);
/* Valores globales */
backdrop-filter: inherit;
backdrop-filter: initial;
backdrop-filter: revert;
backdrop-filter: revert-layer;
backdrop-filter: unset;
Valores
none
-
No se aplica ningún filtro al fondo.
<filter-function-list>
-
Una lista de
<filter-function>
separada por espacios o un filtro SVG que se aplicará al fondo.
Definicion formal
Valor inicial | none |
---|---|
Applies to | all elements; In SVG, it applies to container elements excluding the defs element and all graphics elements |
Heredable | no |
Valor calculado | como se especifica |
Animation type | a filter function list |
Sintaxis formal
backdrop-filter =
none |
<filter-value-list>
<filter-value-list> =
[ <filter-function> | <url> ]+
<filter-function> =
<blur()> |
<brightness()> |
<contrast()> |
<drop-shadow()> |
<grayscale()> |
<hue-rotate()> |
<invert()> |
<opacity()> |
<sepia()> |
<saturate()>
<url> =
<url()> |
<src()>
<blur()> =
blur( <length>? )
<brightness()> =
brightness( [ <number> | <percentage> ]? )
<contrast()> =
contrast( [ <number> | <percentage> ]? )
<drop-shadow()> =
drop-shadow( [ <color>? && <length>{2,3} ] )
<grayscale()> =
grayscale( [ <number> | <percentage> ]? )
<hue-rotate()> =
hue-rotate( [ <angle> | <zero> ]? )
<invert()> =
invert( [ <number> | <percentage> ]? )
<opacity()> =
opacity( [ <number> | <percentage> ]? )
<sepia()> =
sepia( [ <number> | <percentage> ]? )
<saturate()> =
saturate( [ <number> | <percentage> ]? )
<url()> =
url( <string> <url-modifier>* ) |
<url-token>
<src()> =
src( <string> <url-modifier>* )
Ejemplos
CSS
css
.box {
background-color: rgba(255, 255, 255, 0.3);
border-radius: 5px;
font-family: sans-serif;
text-align: center;
line-height: 1;
-webkit-backdrop-filter: blur(10px);
backdrop-filter: blur(10px);
max-width: 50%;
max-height: 50%;
padding: 20px 40px;
}
html,
body {
height: 100%;
width: 100%;
}
body {
background-image: url("anemones.jpg"),
linear-gradient(rgb(219, 166, 166), rgb(0, 0, 172));
background-position: center center;
background-repeat: no-repeat;
background-size: cover;
}
.container {
align-items: center;
display: flex;
justify-content: center;
height: 100%;
width: 100%;
}
HTML
html
<div class="container">
<div class="box">
<p>backdrop-filter: blur(10px)</p>
</div>
</div>
Resultado
Especificaciones
Specification |
---|
Filter Effects Module Level 2 # BackdropFilterProperty |
Compatibilidad con navegadores
BCD tables only load in the browser