htmlHow to set the transparency of the image: first create a div; then set a class name; finally set the transparency of the image through attributes such as "filter:alpha(opacity=50);opacity:0.5;".
The operating environment of this article: Windows7 system, HTML5&&CSS3 version, Dell G3 computer.
About setting the transparency of the background image (html css)
Set the transparency of the background image, not the color, it is the image display
This Just like some blogs can change the background image as the theme, after reading it for a long time, I finally figured out that
cannot directly set the transparency of the imageYou need to use< ;div>
<style type="text/css">
.bodystyle{
filter:alpha(opacity=50);
-moz-opacity:0.5;
-khtml-opacity: 0.5;
opacity: 0.5;
width:100%;
position:absolute;
background:url(图像/8.JPG) ;
background-attachment:fixed;
}
</style>needs to be written beforehand and represented by class methods.
<body > <div class="bodystyle"></div> </body>
Then reference this class in the div, you can set the image transparency
But there are also problems with this. If there is text in the middle, it will also become a transparent font, and it must be used as the background For pictures, you need to put the text in the middle of two
, so you need to set the font transparency of the text in css
opacity: 1;
.
Recommended learning: html video tutorial
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