WebDevIntern/day17.html at main · Alisha-Reddy/WebDevIntern · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <title>Document</title>
    <style>
        #mydiv{
            width: 200px;
            height: 200px;
            border-radius: 20px;
            background-color: cornflowerblue;
            text-align: center;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

        }
        #circle{
            width: 200px;
            height: 200px;
            border-radius: 200px;
            background-color: aqua;
            text-align: center;
            margin: 30px;
            padding: 20px;
        }
    </style>
</head>
<body>
    <div id="mydiv"><br><br>
        <button onclick="background()">Click here</button>
    </div>
    <div id="circle"><br><br>
        <button onclick="bg()">Click here</button>
    </div>
    <script>
        function background(){
            var r = Math.floor(Math.random()*255)
            var g = Math.floor(Math.random()*255)
            var b = Math.floor(Math.random()*255)
            var mycolor="rgb("+r+","+g+","+b+")"
            document.querySelector("#mydiv").style.background=mycolor;
            console.log(mycolor)
            //we can also use document.getElemtById
            //document.body.style.background=mycolor;

        }
        function bg(){
            var a = Math.floor(Math.random()*255)
            var c = Math.floor(Math.random()*255)
            var d = Math.floor(Math.random()*255)
            var mycolor1="rgb("+a+","+c+","+d+")"
            document.querySelector("#circle").style.background=mycolor1;
        }
    </script>
</body>
</html>