background degrade top to bottom css code example
Example: gradient image css
#show_bg_2 {
background-image:
/*two color gradient over an image*/
linear-gradient(to bottom, rgba(245, 246, 252, 0.52),
rgba(117, 19, 93, 0.73)),url('images/background.jpg');
width: 80%;
height: 400px;
background-size: cover;
}