CSS OPACITY
The opacity is the property of an element which describes the transparency of the element.
Image Opacity: The opacity property is used in the image to describes the transparency of the image.
The opacity-level describes the transparency-level, where 1 is not transparent at all, 0.5 is 50% see-through, and 0 is completely transparent.
Example:Set the opacity level for a <div> element:
div{
opacity:0.5;
}
OPACITY: 0.1
OPACITY: 0.5
OPACITY: 1(Default)