CSS | calc() Function - Tutorialspoint.dev

The calc() function is an inbuilt function in CSS which is used to perform calculations based on CSS property.

Syntax:

calc( Expression )

Parameters: This function accepts single parameter Expression which is mandatory. This parameter contains mathematical expression which need to implement. The operators used by this parameters are: +, -, *, /

Below program illustrates the calc() function in CSS:

Program:

<!DOCTYPE html> 
<html> 
    <head> 
        <title>calc function</title> 
        <style> 
            .geeks { 
                position: absolute; 
                left: 50px; 
                width: calc(100% - 20%); 
                height:calc(500px - 300px); 
                background-color: green; 
                padding-top:30px; 
                text-align: center; 
            } 
            .gfg { 
                font-size:40px; 
                font-weight:bold; 
                color:white 
            } 
            h1 { 
                color:white; 
            } 
        </style> 
    </head> 
    <body> 
        <div class = "geeks"> 
            <div class = "gfg">GeeksforGeeks</div> 
            <h1>The calc() Function</h1> 
        </div> 
    </body> 
</html> 

Output:

CSS | calc() Function

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