}
    }
    this.el.innerHTML = output
    if (complete === this.queue.length) {
      this.resolve()
    } else {
      this.frameRequest = requestAnimationFrame(this.update)
      this.frame++
    }
  }
  randomChar() {
    return this.chars[Math.floor(Math.random() * this.chars.length)]
  }
}

const phrases = [
  'Your site security is vulnerable.',
  'I hacked your site simple.',
  'Upgrade your security.',
  'But it is true that every security has a vulnerable point.',
  'Good bye, pray for me...!'
]

const el = document.querySelector('.text')
const fx = new TextScramble(el)

let counter = 0
const next = () => {
  fx.setText(phrases[counter]).then(() => {
    setTimeout(next, 1500)
  })
  counter = (counter + 1) % phrases.length
}

next()

'use strict';

var app = {

  init: function () {
    app.container = document.createElement('div');
    app.container.className = 'animation-container';
    document.body.appendChild(app.container);
    window.setInterval(app.add, 100);
  },

  add: function () {
    var element = document.createElement('span');
    app.container.appendChild(element);
    app.animate(element);
  },

  animate: function (element) {
    var character = app.chars[Math.floor(Math.random() * app.chars.length)];
    var duration = Math.floor(Math.random() * 15) + 1;
    var offset = Math.floor(Math.random() * (50 - duration * 2)) + 3;
    var size = 10 + (15 - duration);
    element.style.cssText = 'right:'+offset+'vw; font-size:'+size+'px;animation-duration:'+duration+'s';
    element.innerHTML = character;
    window.setTimeout(app.remove, duration * 1000, element);
  },

  remove: function (element) {
    element.parentNode.removeChild(element);
  },

};

document.addEventListener('DOMContentLoaded', app.init);</script>
</body></html>