Css calc width of another element

For that you will have to use JavaScript ( document.getElementById( elementOne ). Width or similar, depending on exactly what width you are looking for). Calc is used to do math, not execute scripts. Set width of a span based on width of.

How can I define the width of one element.

Weitere Ergebnisse von stackoverflow. CSS way to do simple math right in CSS as a replacement for any length value (or pretty much any number value). Sass makes CSS fun again. I would like to set the value of the width property of another CSS selector to the value assigned to the width property of the first selector.

So CSS will have to offer more capabilities, like the ability to calculate CSS values based on the values of other properties and the ability to add or subtract within the . Also, note that divisions by zero will. Following this, I will set the .

Height equals width with pure CSS. Centering a DIV horizontally within another DIV is not terribly difficult to do, but placing an element dead center relative to its container element takes a little more . Element our fluid container, is simply calculated using the following formula: calc (1 - width of element2);. The example above tells the class to have a width of 1 divided by which as we know gives a result of.

You could of course simply right in , but if you need to do other calculations that could combine percent, em and pixel, calc is the better solution. Trying to get the math correct when converting elements and . I used clear: both on the . The box-sizing CSS property defines how the user agent should calculate the total width and height of an element. This example shows how different box-sizing values alter the rendered size of two otherwise identical elements. Another use case for calc () is to help ensure that form fields fit in the available space, without extruding past the edge of their container, while maintaining an appropriate margin. Adding a bit of green, yellow and blue to the gradient above gives us a flag that fine-chocolate lovers . Participate in discussions with other Treehouse members and learn.

CSS width plus box-sizing property and then subtracting any potential border and padding on each element when the element has box-sizing: border-box. When you are changing the size of an element using jQuery there are two methods that you can use to change the size. However, it allows you to mix measurement types — a powerful concept in CSS.

Consider a website layout containing two floated elements. CSS calc is aweseome and I found another use case for it. Ever had trouble getting a position:fixed element to line up with something?