The see-through effect

opacity

Make an element slightly transparent.

Property values

This property accepts a value from 0.0 fully transparent (invisible), to 1.0 fully opaque (not see through).

Note that this affects all subordinate elements as well.

Examples

opacity: 0.1;  /* very transparent */
opacity: 0.5; /* halfway */
opacity: 0.9; /* very opaque */
opacity
0

style > appearance > opacityThe see-through effect

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