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how to make transparent effect in css

Posted on January 20, 2022

i am trying to creating a text editor using html ,css and javascript.But i need to make background as transparent.how do i make it using css.



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Hi @Rijin,

If you just want your element to be transparent, it’s really as easy as :

background-color: transparent;

But if you want it to be in colors, you can use:

background-color: rgba(255, 0, 0, 0.4);

Or define a background image (1px by 1px) saved with the right alpha.

(To do so, use Gimp, Paint.Net or any other image software that allows you to do that.

Just create a new image, delete the background and put a semi-transparent color in it, then save it in png.)

The best thing to do would be to mix both, with the rgba first and the 1px by 1px image as a fallback if the browser doesn’t support alpha :

background: url('img/red_transparent_background.png');
background: rgba(255, 0, 0, 0.4);

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