JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <img src="http://i.imgur.com/8jV4DEn.png" id="player" alt="hero"/>
</div>

CSS

body {
    margin: 0;
    padding: 0;
}
#container {
    position: absolute;
    top: 70px;
    left: 200px;
    width: 40px;
    height: 60px;
    border:1px solid black;
}
#player{
    width: 40px;
    height: 60px;
}

JavaScript

var angles = [];

function calculateAngle(){
   var player = $('#player');
    var container = $('#container');
    //Checks to see which key is pressed down
    
    $(window).on('mousemove', function (e) {
      
      //Current position
      var p1 = {
        x: container.offset().left + container.width()/2,
        y: container.offset().top + container.height()/2
      };     
      //Future position
      var p2 = {
        x: e.clientX,
        y: e.clientY
      };
       console.log(p1, p2);
      //Angle between them in degrees
      var angleDeg = Math.atan2(p2.y - p1.y, p2.x - p1.x) * 180 / Math.PI;
      angleDeg -= 90;
        //Animate the whole thing
         player.css('-webkit-transform', 'rotate(' + angleDeg + 'deg)');
    });
}

$(document).ready(function(){
    calculateAngle();
});