Клянусь Богом, я не пьян!

* {
    box-sizing: border-box;
}

body, html {
  height: 100%;
  width: 100%;
  overflow: hidden;
}

.background {
  position: absolute;
  background: center url('https://i.imgur.com/rtgwmq7.jpg');
  background-size: cover;
  height: 100%;
  width: 100%;
  margin-left: -25px;
  z-index: 1;
}

#drunk2, #drunk3 {
  opacity: .45;
}

.content {
  height: 100%;
  width: 100%;
  display: block;
}

.drunkSpeak {  
  position: absolute; 
  z-index: 2;
  height: 100%;
  width: 100%;
  top: 60%;
  left: 35%;
  font-family: 'Architects Daughter', cursive;
  color: #fff;
  font-size: 2.7em;
}

#drunkSpeak2 {
  margin-top: 50px;
  margin-left: 100px;
}

.drunkt {
  font-family: 'Reenie Beanie', cursive;
  font-weight: 800;
  font-size: 1.3em;
  text-transform: uppercase;
  letter-spacing: 0.5em;
  display: inline-block;
  line-height: 1em;
}

//What the heck! My pen got picked?! Thanks guys and codepen team! :D

// Boolean designed to stop or allow the window from changing the mouse values when the animation is happening
var isAnimating = false;

// Get Mouse Position First
// Ref: http://www.quirksmode.org/js/events_properties.html#position for most accurate positioning.
const getMousePos = (e) => {
  let posX = 0;
  let posY = 0;
  if (!e) var e = window.event;
  if (e.pageX || e.pageY) {
    posX = e.pageX;
    posY = e.pageY;
  } else if (e.clientX || e.clientY) {
    posX = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
    posY = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
  }
    
  //Add animation properties in this function, define animation function below.
  // To maintain image stability.
  const xPos = (posX / window.innerWidth) * 100 - 50;
  const yPos = (posY / window.innerHeight) * 100 - 50;
    
  // tiltImage Function must be placed here in order to work.
  // This is due to mouse variables not being global.
  tiltImage(xPos, yPos);
  
  //Mouse Position shown in console to gain coordinates for text
  console.log("x:" + xPos + ", y:" + yPos);
  
  var drunkt1 = document.getElementById('drunkt1');
  var drunkt2 = document.getElementById('drunkt2');
  var drunktAll = document.getElementsByClassName('drunkt');
  
  // Only changes the <span> and restarts the animation if an animation is not already in motion.
  //Text animation reacts to mouse movement since is in getMousePos function.
  if (!isAnimating) {
    function soberText () {
      const topLetters = ["drunk", "God", "Godrunk", "drunkGod" ];
      const bottomLetters = ["drunk", "God", "Godrunk", "drunkGod"];
  
      var topItem = topLetters[Math.floor(Math.random()*topLetters.length)];
      var bottomItem = bottomLetters[Math.floor(Math.random()*bottomLetters.length)];
  
      drunkt1.innerHTML = topItem;
      drunkt2.innerHTML = bottomItem;
    }
    drunkAni(soberText())
  }
} //The end of getMousePos

// 3D Tilt Variables
var drunk1 = document.getElementById('drunk1');
var drunk2 = document.getElementById('drunk2');
var drunk3 = document.getElementById('drunk3');
var drunkAll = document.getElementsByClassName('background');


// Setting Up 3D Tilt Effect
TweenLite.set(drunkAll, {
  transformStyle: 'perspective-3d',
  transformPerspective: 900,
  transformOrigin: 'center',
  scale: 1.15
});

window.addEventListener('mousemove', getMousePos, false);
  
//Animating 3D Tilt
const tiltImage = (xPos, yPos) => {
  
  TweenLite.to(drunk2, 2, { 
    rotationY: 0.02 * xPos,
    rotationX: 0.05 * yPos,
    rotationZ: 0.1,
    skewY: 0.03 * xPos,
    skewX: 0.03 * yPos
  });
  
  TweenLite.to(drunk3, 2, {
    rotationY: 0.05 * xPos,
    rotationX: 0.02 * yPos,
    rotationZ: 0.05,
    skewY: -0.1* xPos,
    skewX: -0.1* yPos
    
  });
}


  const drunkAni = () => {
  anime.timeline({loop: false})
  .add({
    targets: '.drunkSpeak',
    scale: [1,1],
    opacity: [0,1],
    easing: "easeOutCirc",
    duration: 800,
    delay: (el, i) => 800 * i,
    begin: function() {
      isAnimating = true;  //Helps activate animation when mouse is moving.
    }
  }).add({
    targets: '.drunkSpeak',
    opacity: 0,
    duration: 1000,
    easing: "easeOutExpo",
    delay: 1000,
    complete: function() {
      isAnimating = false; //If the mouse stops moving, the animation completes itself and doesn't restart.
    }
  });
}