JS30 #16

/*Downloaded from https://www.codeseek.co/michaelthompson312/js30-16-ooVNda */
html {
    color:black;
    font-family: sans-serif;
  }
  body {
    margin: 0;
  }
  .hero {
    min-height: 100vh;
    display:flex;
    justify-content: center;
    align-items: center;
    color:black;
  }
  h1 {
    text-shadow: 10px 10px 0 rgba(0,0,0,1);
    font-size: 100px;
  }

/*Downloaded from https://www.codeseek.co/michaelthompson312/js30-16-ooVNda */
const hero = document.querySelector('.hero');
const text = hero.querySelector('h1');
const walk = 500;

function shadow(e){
  const { offsetWidth: width, offsetHeight: height } = hero;
  let {offsetX: x, offsetY: y} = e;
  
  if (this !== e.target) {
    x = x + e.target.offsetLeft;
    y = y + e.target.offsetTop;
  }
  
  const xWalk = Math.round((x / width * walk) - (walk / 2)); 
  const yWalk = Math.round((y / height * walk) - (walk / 2)); 
  
    text.style.textShadow = `
      ${xWalk}px ${yWalk}px 0 rgba(255,0,255,0.7),
      ${xWalk * -1}px ${yWalk}px 0 rgba(0,255,255,0.7),
      ${yWalk}px ${xWalk * -1}px 0 rgba(0,255,0,0.7),
      ${yWalk * -1}px ${xWalk}px 0 rgba(0,0,255,0.7)
    `;
}

hero.addEventListener('mousemove', shadow);