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Is creating text shadow using css suitable for images?

青灯夜游Original: 2022-09-06 17:29:511176browse

Not applicable; text-shadow "text-shadow" can only be applied to text and does not work on images. If you want to add a shadow effect to the picture, there are two methods: 1. Use box-shadow border shadow, the syntax "box-shadow: horizontal shadow vertical shadow blur spread color inset;"; 2. Use filter filter, the syntax "filter:drop -shadow(horizontal shadow vertical shadow blur spread color);".

The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.

css created text shadow does not work for images.

Text shadow "text-shadow" can only be applied to text text and does not work on pictures.

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>css文本阴影text-shadow</title> 
        <style> 
            h1 { 
                color: red; 
                text-shadow: 3px 5px 5px #656B79; 
            }
			img{
				text-shadow: 3px 5px 5px #656B79; 
			}
        </style> 
    </head> 
    <body> 
        <h1>文本阴影！</h1>
		<img  src="img/1.jpg"    style="max-width:90%" / alt="Is creating text shadow using css suitable for images?" >
    </body> 
</html>

Is creating text shadow using css suitable for images?

You can see that there is a shadow effect on the text, but not on the picture.

If you want to add a shadow effect to an image, there are two methods:

box-shadow property
filter:drop -shadow()

Let me introduce to you

1. Use the box-shadow attribute

box-shadow attribute Adds one or more shadows to the box.

Syntax: box-shadow: h-shadow v-shadow blur spread color inset;

##h-shadow Required. The position of the horizontal shadow. Negative values are allowed.
v-shadow Required. The position of the vertical shadow. Negative values are allowed.
blur Optional. Fuzzy distance.
spread Optional. The size of the shadow.
color Optional. The color of the shadow. See CSS color values.
inset Optional. Change the outer shadow (outset) to an inner shadow.

Example:

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<style>
			img {
				box-shadow: 10px 10px 10px rgba(0, 0, 0, .5);
				/*考虑浏览器兼容性*/
				-moz-box-shadow: 10px 10px 10px rgba(0, 0, 0, .5);
				-webkit-box-shadow: 10px 10px 10px rgba(0, 0, 0, .5);
			}
		</style>
	</head>
	<body>
		<img  src="img/1.jpg"    style="max-width:90%" / alt="Is creating text shadow using css suitable for images?" >
	</body>
</html>

Is creating text shadow using css suitable for images?

2. Use filter:drop-shadow()# The ##filter attribute defines the visual effect (for example: blur and saturation) of the element (usually Is creating text shadow using css suitable for images? ).

drop-shadow() can set a shadow effect on the image. Shadows are composited underneath the image and can be blurred, offset versions of the matte that can be painted in a specific color.

Syntax:

filter:drop-shadow(h-shadow v-shadow blur spread color);

Example:

img {
	-webkit-filter: drop-shadow(10px 10px 10px rgba(0, 0, 0, .5));
	/*考虑浏览器兼容性：兼容 Chrome, Safari, Opera */

	filter: drop-shadow(10px 10px 10px rgba(0, 0, 0, .5));
}

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