What does border-radius mean?
border-radius means "border rounded corner; rounded corner radius", which is a property of css and is used to create (1~4) rounded corner effects for the border of elements; the basic syntax is " border-radius: 1-4 length|%", set the direction to the upper left corner, upper right corner, lower right corner, and lower left corner.
The operating environment of this tutorial: windows7 system, css3&&html5 version, Dell G3 computer.
Tutorial recommendation: css video tutorial
border-radius
border-radius: 1-4 length|%
- length Defines the shape of the curve.
- % Use % to define the shape of the corners.
- Four values: The first value is the upper left corner, the second value is the upper right corner, the third value is the lower right corner, and the fourth value is the lower left corner.
- Three values: the first value is the upper left corner, the second value is the upper right corner and the lower left corner, and the third value is the lower right corner
- Two values: the first value is the upper left corner and the lower right corner, the second value is the upper right corner and the lower left corner
- One value: the four rounded corners have the same value
border-radius: 15px 50px 30px 5px
border-radius: 15px 50px 30px
##3. Two values-
4. Ellipse corners
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
#rcorners7 {
border-radius: 50px/15px;
background: #8AC007;
padding: 20px;
width: 200px;
height: 150px;
}
#rcorners8 {
border-radius: 15px/50px;
background: #8AC007;
padding: 20px;
width: 200px;
height: 150px;
}
#rcorners9 {
border-radius: 50%;
background: #8AC007;
padding: 20px;
width: 200px;
height: 150px;
}
</style>
</head>
<body>
<p>椭圆边框 - border-radius: 50px/15px:</p>
<p id="rcorners7"></p>
<p> 椭圆边框 - border-radius: 15px/50px:</p>
<p id="rcorners8"></p>
<p>椭圆边框 - border-radius: 50%:</p>
<p id="rcorners9"></p>
</body>
</html>For more programming-related knowledge, please Visit:
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