Draggable Div Javascript | Draggable Div using Html Css JavaScript

 <div class="box">  
  <span>Drag me</span>  
 </div>  

There is all the HTML code for the Draggable Div Javascript. Now, you can see an output with Draggable Div Javascript then we write javascript for Draggable Div Javascript.

output

CSS code

 body {  
       margin: 0;  
       height: 100vh;  
       background-image: radial-gradient(#e0dada,#dcefb6);  
       font-family: Arial, sans-serif;  
 }  
  .box {  
       position: fixed;  
       top: 35%;  
       left: 40%;  
       background: #eee;  
       box-shadow: #999 0px 8px 20px 0px;  
       width: 200px;  
       height: 200px;  
       display: flex;  
       justify-content: center;  
       align-items: center;  
       user-select: none;  
 }  

Css Updated output

Javascript code

 (() => {  
  class Box {  
   constructor() {  
    this.box = document.querySelector(".box");  
    this.handleMouseDown = this.handleMouseDown.bind(this);  
    this.handleMouseUp = this.handleMouseUp.bind(this);  
    this.handleMouseMove = this.handleMouseMove.bind(this);  
   }  
   handleMouseDown() {  
    this.box.style.cursor = "move";  
    this.box.addEventListener("mouseup", this.handleMouseUp);  
    document.body.addEventListener("mousemove", this.handleMouseMove);  
    document.body.addEventListener("mouseleave", this.handleMouseUp);  
   }  
   handleMouseUp() {  
    this.box.style.cursor = "default";  
    document.body.removeEventListener("mousemove", this.handleMouseMove);  
    document.body.removeEventListener("mouseleave", this.handleMouseUp);  
   }  
   handleMouseMove(e) {  
    const boxRect = this.box.getBoundingClientRect();  
    this.box.style.top = `${boxRect.top + e.movementY}px`;  
    this.box.style.left = `${boxRect.left + e.movementX}px`;  
   }  
   init() {  
    this.box.addEventListener("mousedown", this.handleMouseDown);  
   }  
  }  
  const box = new Box();  
  box.init();  
 })();  

Final output