Backdrop Filter
要素裏の領域にフィルターをかけるCSS
opacity
blur
brightness
grayscale
sepia
contrast
shadow
rotate
invert
saturate
使い方
opacityやshadowは複数使用時に適用されるフィルター。
.bdf-opacity {backdrop-filter: opacity(50%);}
.bdf-blur {backdrop-filter: blur(10px);}
.bdf-brightness {backdrop-filter: brightness(50%);}
.bdf-grayscale {backdrop-filter: grayscale(100%);}
.bdf-sepia {backdrop-filter: sepia(100%);}
.bdf-contrast {backdrop-filter: contrast(20%);}
.bdf-shadow {backdrop-filter: drop-shadow(4px 4px 10px blue);}
.bdf-rotate {backdrop-filter: hue-rotate(120deg);}
.bdf-invert {backdrop-filter: invert(100%);}
.bdf-saturate {backdrop-filter: saturate(20%);}