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CSS3 gradient (linear gradient, radial gradient)

Source: Internet
Author: User
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Gradient

First, Linear Gradient

1 Linear gradient Format

Linear-gradient ([< starting point > | | < angle;,]? < points;, < points; ...)

Can only be used on the background

2 IE filter:progid:DXImageTransform.Microsoft.gradient (startcolorstr= ' #ffffff ', endcolorstr= ' #ff0000 ', Gradienttype= ' 1 ');

<style>

. Box{width:300px;height:300px;background:-webkit-linear-gradient (Red,blue); Background:-moz-linear-gradient (red , blue); Background:linear-gradient (Red,blue); Filter:progid:DXImageTransform.Microsoft.gradient (startcolorstr= ' Red ', endcolorstr= ' Blue ', gradienttype= ' 0 ');}

</style>

<body>

<divclass= "box" ></div>

</body>

3 Parameters

Starting point: in which direction to start the gradient default: Top

Left, top, left top

From top to bottom

<style>

. Box{width:300px;height:300px;border:10pxsolid #000; background-image:-webkit-linear-gradient (Red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

Angle: From what angle to start the gradient

The form of xxx deg

Counterclockwise

. Box{width:300px;height:300px;border:10pxsolid #000; background-image:-webkit-linear-gradient (60deg,red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

Points: color and position of gradient points

Black 50%, location selectable

<style>

. Box{width:300px;height:300px;border:10pxsolid #000; background-image:-webkit-linear-gradient (60deg,red,blue,yellow,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

<style>

. Box{width:300px;height:300px;border:10pxsolid #000; background-image:-webkit-linear-gradient (60deg,red0,blue 50%,green 100%);}

</style>

<body>

<divclass= "box" ></div>

</body>

4 repeating-linear-gradient

<style>

. Box{width:300px;height:300px;border:10pxsolid #000; background-image:-webkit-repeating-linear-gradient (60deg,red0,blue 30px);}

</style>

<body>

<divclass= "box" ></div>

</body>

5 Linear Gradient Instances

Location of the join point

Top, Red 40%,green 60%

Top, Red 50%,green 50%

Two points in the same position--direct jump

You can also use the PX

With Rgba

Top,rgba (255,255,255,1), Rgba (255,255,255,0)

Add background image

Background:-webkit-linear-gradient (Top, Rgba (255,255,255,1) 30%,rgba (255,255,255,0)), url (a.gif)

6 Example 1 : progress bar

<style>

. Wrap{width:200px;height:30px;overflow:hidden;border:1pxsolid #000;}

. box{width:400px;height:30px;background:-webkit-repeating-linear-gradient (15deg,green0,green 10px, #fff 10px, #fff 20px); transition:3s;}

. Wrap:hover. box{margin-left:-100px;}

</style>

<body>

<divclass= "Wrap" >

<divclass= "box" ></div>

</div>

</body>

Mouse over, move to the left to achieve a similar progress bar effect

7 Example 2 : Baidu Music image lighting effect

1.

<style>

. Box{width:300px;height:300px;background:-webkit-linear-gradient ( -30deg,rgba (255,255,255,0) 0,rgba ( 255,255,255,0) 150px,rgba (255,255,255,1) 170px,rgba (255,255,255,1) 180px,rgba (255,255,255,0) 210px) No-repeat,url ( new_bg.png) No-repeat;transition:1s;}

</style>

<body>

<divclass= "box" ></div>

</body>

2.

Mouse over, move up

<style>

. Box{width:300px;height:300px;background:-webkit-linear-gradient ( -30deg,rgba (255,255,255,0) 0,rgba ( 255,255,255,0) 150px,rgba (255,255,255,1) 170px,rgba (255,255,255,1) 180px,rgba (255,255,255,0) 210px) no-repeat- 200px 0, url (new_bg.png) no-repeat; transition:1s;}

. box:hover{background-position:300px0,-100px-100px;}

</style>

<body>

<divclass= "box" ></div>

</body>



Two, radial gradient

Radial-gradient (the beginning of [<;]? [< Shape > | | < size;,]? <, < point;.);

Starting point: Can be a keyword (left,top,right,bottom), specific value or percentage

Shape: Ellipse, Circle

Size: A specific value or percentage, or it can be a keyword (nearest, nearest, farthest, most far corner, contained, or overwritten (Closest-side, Closest-corner,farthest-side, Farthest-corner, contain or cover));

Note Firefox currently supports only keywords

<style>

. box{width:200px;height:200px; Background:-webkit-radial-gradient (Red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

<style>

. Box{width:200px;height:200px;background:-webkit-radial-gradient (100px50px,red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

<style>

. Box{width:200px;height:200px;background:-webkit-radial-gradient (100px50px,circle,red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

<style>

. Box{width:200px;height:200px;background:-webkit-radial-gradient (100px50px,100px 20px,red,blue); background:- Moz-radial-gradient (100px50px,red,blue);}

</style>

<body>

<divclass= "box" ></div>

</body>

Keywords for radial gradients

<style>

. box{width:300px;height:300px;border:1pxsolid #000; float:left;margin:10px;}

. Box:nth-child (1) {background:-webkit-radial-gradient (100px 50px,closest-side,red,blue);}

. Box:nth-child (2) {background:-webkit-radial-gradient (100px 50px,closest-corner,red,blue);}

. Box:nth-child (3) {background:-webkit-radial-gradient (100px 50px,farthest-side,red,blue);}

. Box:nth-child (4) {background:-webkit-radial-gradient (100px 50px,farthest-corner,red,blue);}

. Box:nth-child (5) {background:-webkit-radial-gradient (100px 50px,contain, red,blue);}

. Box:nth-child (6) {background:-webkit-radial-gradient (100px 50px,cover, red,blue);}

</style>

<body>

<divclass= "box" ></div>

<divclass= "box" ></div>

<divclass= "box" ></div>

<divclass= "box" ></div>

<divclass= "box" ></div>

<divclass= "box" ></div>

</body>

CSS3 gradient (linear gradient, radial gradient)

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