Answers for "how to put a gradient over an image in css"

linear gradient with image

#show_bg_2 {
    background-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;
    color: white;
    padding: 20px;
}

gradient over image css

#linear-gradient-over-image{
    background-image: linear-gradient(to bottom, black, white), 
      url('images/background.jpg');
    background-size: cover;
}

linear gradient css background image

background-image: url("IMAGE_URL"), linear-gradient(#eb01a5, #d13531);