Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URL's added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using it's URL and the proper URL extention.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <canvas id="canv"></canvas>
<!--
apparent text position issue on mobile...need to work that out (the second part of the text is displaced, first part seems to display fine)

Edit: I think I may have fixed the above issue - it's better(not perfect) on my mobile..
 --!>

              
            
!

CSS

              
                @import url(https://fonts.googleapis.com/css?family=Rock+Salt);

body{
  width:100%; 
  margin:0;
  overflow:hidden;
  background:hsla(0,0%,5%,1);
}
canvas{
  background:transparent;
}
              
            
!

JS

              
                var _c = document.getElementById("canv"),
    _$ = _c.getContext("2d");
    _c.width = window.innerWidth;
    _c.height = window.innerHeight;

var anim = (function(w) {
  var arr = [],
      sz = 1.3;
  var part = function(x, y, vx, vy, _x, _y, col) {
    this.x = x;
    this.y = y;
    this.vx = vx;
    this.vy = vy;
    this.nx = _x;
    this.ny = _y;
    this.col = col;
    this.dn = false;
    this.grav = Math.random() * 3 + 6.8;
    this.fin(_x, _y);
  }
  part.prototype = {
    _fill: function() {
      _$.fillStyle = this.col;
      _$.fillRect(this.x - sz / 2, this.y - sz / 2, sz, sz)
    },
    fin: function(_x, _y) {
      this._x = _x;
      this._y = _y;
    },
    upd: function(_t_) {
      this.x += this.vx * _t_;
      this.y += this.vy * _t_;
      if (!this.dn) {
        var ay = this._y - this.y;
        var ax = this._x - this.x;
        this.xy = Math.sqrt(ax * ax + ay * ay);
        var za = 20;
        var ax = za * (ax / this.xy);
        var ay = za * (ay / this.xy);
        this.vx = (this.vx + ax * _t_) * 0.95;
        this.vy = (this.vy + ay * _t_) * 0.95;
      } else {
        this.vy += this.grav * _t_;
        if (this.y > _c.height) {
          arr.splice(arr.indexOf(this), 1, null);
        }
      }
    },
    run: function(_t_) {
      this.upd(_t_);
      this._fill();
    }
  }
  var anim = function() {
    this.pos = "init"
  };

  var anime = anim.prototype;
  anime.set = function() {
    this.c = document.createElement("canvas");
    var $ = this.c.getContext("2d");
    this.c.width = window.innerWidth;
    this.c.height = window.innerHeight;
    $.font = "70px Rock Salt";
    $.fillStyle = "hsla(327, 95%, 55%, 1)";
    var t = "Make";
    $.fillText(t, (this.c.width - $.measureText(t).width) * 0.5, this.c.height * 0.3);
    $.font = "80px Rock Salt";
    $.fillStyle = "hsla(293, 95%, 45%, 1)";
    var t0 = "Beautiful Things!";
    $.fillText(t0, (this.c.width - $.measureText(t0).width) * 0.5, this.c.height * 0.5);
    $.fillStyle = "hsla(176, 95%, 45%, 1)";
    $.font = "65px Rock Salt";
    var t1 = "Even If...";
    $.fillText(t1, (this.c.width - $.measureText(t1).width) * 0.5, this.c.height * 0.7);
    var id = $.getImageData(0, 0, this.c.width, this.c.height);
    arr = [];
    for (var x = 0; x < id.width; x += 2) {
      for (var y = 0; y < id.height; y += 3) {
        var i = (y * id.width + x) * 4;
        if (id.data[i + 3] > 128) {
          var p = new part(
            _c.width / 2 - 1 + 2 * Math.random(),
            _c.height / 2 - 1 + 2 * Math.random(),
            0,
            0,
            x + (_c.width / 2 - this.c.width / 2),
            y + (_c.height / 2 - this.c.height / 2),
            "rgba(" + id.data[i] + "," + id.data[i + 1] + "," + id.data[i + 2] + ",1)"
          );
          p.fin(_c.width / 2, _c.height / 2);
          arr.push(p);
        }
      }
    }
  };

  function txt() {
    var $ = this.c.getContext("2d");
    $.clearRect(0, 0, this.c.width, this.c.height);
    this.c.width = window.innerWidth;
    this.c.height = window.innerHeight;
    $.fillStyle = "hsla(359, 95%, 35%, 1)";
    $.font = "70px Rock Salt";
    var t2 = "💕";
    $.fillText(t2, (this.c.width - $.measureText(t2).width) * 0.05, this.c.height * 0.29);
    $.font = "50px Rock Salt";
    $.fillStyle = "hsla(44, 95%, 45%, 1)";
    var t3 = "NOBODY";
    $.fillText(t3, (this.c.width - $.measureText(t3).width) * 0.05, this.c.height * 0.2);
    $.font = "40px Rock Salt";
    $.fillStyle = "hsla(170, 5%, 35%, 1)";
    var t4 = 'Cares...';
    $.fillText(t4, (this.c.width - $.measureText(t4).width) * 0.143, this.c.height * 0.29);
    return $.getImageData(0, 0, this.c.width, this.c.height);
  }
  anime.nxt = function() {
    var id = txt.call(this);
    var idx = 0;
    var d;
    arr.sort(function() {
      return Math.random() - Math.random();
    });

    for (var x = 0; x < id.width; x += 1) {
      for (var y = 0; y < id.height; y += 2) {
        if (!(d = arr[idx])) continue;
        var i = (y * id.width + x) * 4;
        if (id.data[i + 3] > 128) {
          d.fin(x + (_c.width / 3), y + 50);
          d.col = "rgba(" + id.data[i] + "," + id.data[i + 1] + "," + id.data[i + 2] + ",1)";
          idx++
        }
      }
    }
    while (idx < arr.length) {
      if (!(d = arr[idx++])) continue;
      d.dn = true;
      d.vx = 0;
    }
  }
  anime.upd = function(_t_) {
    var i, d;
    _t_ /= 90;
    var num = 0;
    for (i = 0; i < arr.length; i++) {
      if (!(d = arr[i])) continue;
      d.run(_t_);
      if (d.xy < 3) num++;
    }

    if (num >= 5 * arr.length / 6) {
      switch (this.pos) {
        case 'init':
          this.pos = "one";

          for (i = 0; i < arr.length; i++) {
            if (!(d = arr[i])) continue;
            d.fin(d.nx, d.ny);
          }
          break;
        case 'one':
          this.pos = "two";
          this.nxt();
          break;
        default:
          break;
      }
    }
  };

  return new anim();
})(window)

var main = {
  set: function() {
    anim.set();
  },
  run: function() {
    var _this = this;
    _$.clearRect(0, 0, _c.width, _c.height);
    anim.upd(16);
    window.requestAnimationFrame(function() {
      _this.run();
    })
  }
};
main.set();
main.run();

window.addEventListener('resize',function(){
c.width = window.innerWidth;
c.height = window.innerHeight;
_c.width = window.innerWidth;
_c.height = window.innerHeight;
}, false);
              
            
!
999px

Console