How to set opacity to the background color of a div?
134978
CSS opacity only to background color, not the text on it?
117078
How do I change the full background color of the console window in C#?
112584
Background color doesn't work after float
76470
How to change the Viewport background color?
94568
make an image that appears transparent (but has a background) actually transparent
127270
How can I set an animated background?
111864
CSS background opacity with rgba not working in IE 8
130848
How can I change a cell's background color based on the cell's current value?
1128
Opacity of background-color, but not the text
1181
Freestyle Background color not white?
92850
Return background color of selected cell
155365
Set Alpha/Opacity of Layout
105334
Setting background color for a JFrame
124626
Text effect on any background color
96609
How to turn the white colour portion to transparent
6519
ADDING white background to an image?
65490
Can I set background image and opacity in the same property?