ES6-Exercises/E1.html at main · npedroza/ES6-Exercises · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        .title{
            color: lightcoral;
            text-align: center;
        }
        .circle{
            position: absolute;
            border-radius: 200px;
            background-color: red;
            border-style: solid;
            height: 100px;
            width: 100px;
            left: 0%;
        }
    </style>
</head>
<body>
    <h1 class="title">moveLeft Animation</h1>
    <div class="content">
        <div class="circle"></div>
    </div>
    <script>
        let displacement = moveLeft();
        setInterval(displacement, 10);
        function moveLeft(){
            let box = document.querySelector('.circle');
            let initialX = 50;
            function move(){
                box.style.left = `${initialX}%`;
                initialX = initialX - 0.1;
                if (initialX <= 0){
                    initialX = 100;
                }
            }
            return move;
        }
    </script>
</body>
</html>