box transparent background rgba code example
Example 1: css how to make background transparent
/* Use RGBA */
background-color: rgba(255, 255, 0, 0.75); /* Transparent Yellow */
Example 2: background image opacity css
/* Two ways to make images opaque */
div {
background-color : rgba(120, 120, 120, 0.5)
/* the 0.5 is the value of opacity on a scale of 0-1 */
}
/* OR */
div {
background-color : blue
opacity : 50%
}