What is WebKit border-radius?

The border-radius property in WebKit accepts one or two values and uses them to style all four corners making a nice symmetric shape. The new Firefox syntax allows you to define four different round or elliptical corners. A slash has been introduced to separate the horizontal and vertical length settings.

How do you change the border-radius in CSS?

CSS Rounded Corners

1. Tip: This property allows you to add rounded corners to elements!
2. Four values – border-radius: 15px 50px 30px 5px; (first value applies to top-left corner, second value applies to top-right corner, third value applies to bottom-right corner, and fourth value applies to bottom-left corner):

How do four values work on border-radius?

Note: The four values for each radius are given in the order top-left, top-right, bottom-right, bottom-left. If bottom-left is omitted it is the same as top-right. If bottom-right is omitted it is the same as top-left. If top-right is omitted it is the same as top-left.

How do you calculate border-radius?

Horizontal radius is calculated as a percentage of the border box’s width. Vertical radius is calculated as a percentage of the border box’s height. First value is top-left and bottom-right corners. Second value is top-right and bottom-left corners.

What is Webkit in CSS?

Webkit is a web browser rendering engine used by Safari and Chrome (among others, but these are the popular ones). The -webkit prefix on CSS selectors are properties that only this engine is intended to process, very similar to -moz properties.

Why border-radius is not working?

Your problem is unrelated to how you have set border-radius . Fire up Chrome and hit Ctrl+Shift+j and inspect the element. Uncheck width and the border will have curved corners. Highly active question.

What is border radius in CSS?

The border-radius CSS property rounds the corners of an element’s outer border edge. You can set a single radius to make circular corners, or two radii to make elliptical corners.

Why border radius is not working?

What is a possible value for the Border property?

The border-style property can have from one to four values (for the top border, right border, bottom border, and the left border).

How do you draw a perfect circle with border radius?

Set the CSS border-radius property to 50%.

1. Step 1: Add the HTML element. Let’s say you want to make an image into a perfect circle.
2. Step 2: Assign it an equal width and height. To make an element into a perfect circle, it must have a fixed and equal width and height.
3. Step 3: Set the CSS border-radius property to 50%.

What border-radius makes a circle?

50%
To create a circle we can set the border-radius on the element. This will create curved corners on the element. If we set it to 50% it will create a circle. If you set a different width and height we will get an oval instead.

How do I make a circle border in HTML?

What is the -WebKit-border-radius property used for?

The -webkit-border-radius property is used in CSS and certain HTML elements. This property only works with web browsers that use WebKit as their layout engine, like Apple’s Safari, as it is an Apple CSS Extension. It creates a rounded edge on all corners of the element’s box.

Why do we use-WebKit-for border-radius?

Border radius is a particularly good example of why we do it that way. In slightly more complicated version of using border-radius (where you pass two values instead of one) the older -webkit- vendor prefix would do something entirely different than the “spec” version.

When to use border radius percentage in Safari?

This is particularly useful when wanting to create a circle or elipse shape, but can be used any time you want the border radius to be directly correlated with the elements width. Note: In Safari percentage values for border-radius only supported in 5.1+.

How many values can the border-radius property accept?

The border-radius property will accept up to two values in WebKit browsers and up to eight now in Firefox 3.5. Here are the CSS and browser-specific attributes in question: Prior to IE9 these CSS3 properties do not work in Internet Explorer.