Which CSS property is used to set the opacity of an element?Optionstransparencyvisibilityfilteropacity

What is the CSS property used to control the visibility of an element?Optionsdisplayhiddenopacityvisibility

What class sets the opacity of an element to 50% in Tailwind CSS?OPACITY-50TRANSLUCENT-50TRANSPARENT-50ALPHA-50

Which CSS property is used to set the background color of an element?Optionsbg colorbg-colorcolor-backgroundbackground-color

What is the CSS property used to create shadows behind elements?Optionsshadow-effectelement-shadowtext-shadowbox-shadow

Which new feature of CSS 3 makes it possible to adjust the transparency of the elements?ARounded cornersBBorder ImagesCBox shadowDOpacity