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CSS Base

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Add External CSS

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Quick-add: + add another resource

Add External JavaScript

These scripts will run in this order and before the code in the JavaScript editor. You can also link to another Pen here, and it will run the JavaScript from it. Also try typing the name of any popular library.

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Code Indentation

     

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Auto-Updating Preview

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

            
              <div id="img"></div>
<!--
Glitches by itself && on mouseover
!-->
            
          
!
            
              html,
body {
  height: 100%
}

body {
  background: hsla(260, 95%, 45%, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-image: linear-gradient(to right top, hsla(0, 5%, 5%, 0.5), hsla(260, 95%, 45%, 1));
}

div#img {
  height: 400px;
  width: 300px;
  cursor: pointer;
}
            
          
!
            
              (function() {
  
var set = function(x, opts) {
    var _pt = [{
      x: 0,
      y: 0
    }, {
      x: 0,
      y: 0
    }, {
      x: 0,
      y: 0
    }];
    var rnd1 = [Math.random() + 1, Math.random() + 1, Math.random() + 1];
    var rnd2 = [0, 0, 0];
    var cnt = 0;
    var arr = [];
    var loop = null;
    var t = null;
    var _h = opts._h;
    var _w = opts._w;
    var img = opts.img;
    var mshov = false;

    x.css({
      position: "relative"
    });

    for (var i = 0; i < _h; i++) {
      var pos = -i + "px";
      x.append("<div></div>");
      x.find("div").eq(i).css({
        backgroundImage: "url(" + img + ")",
        backgroundPosition: "0px " + pos,
        height: "1px",
        width: _w + "px",
        position: "absolute",
        top: i + "px"
      });
      arr.push(x.find("div").eq(i));
    }

    if (opts.auto) {
      t = setInterval(function() {
        if (mshov) return;
        go();

        setTimeout(pause, opts.delay / 2 * Math.random());
      }, opts.delay);
    }

    x.mouseover(go);
    x.mouseout(pause);

    function go() {
      mshov = true;
      clearInterval(loop);
      loop = setInterval(run, 30);
    }

    function pause() {
      mshov = false;
      clearInterval(loop);
      loop = null;

      for (var i = 0; i < _h; i++) {
        arr[i].css({
          left: 0
        });
      }
    }

    function run() {
      var i;
      for (i = 0; i < 3; i++) {
        if (rnd1[i] >= 1) {
          --rnd1[i];
          rnd2[i] = Math.random() / 4 + 0.03;
        }
        rnd1[i] += rnd2[i];
        cnt += (38 - cnt) * 0.25;
        _pt[i].x = Math.ceil(Math.sin(rnd1[i] * Math.PI * 2) * rnd2[i] * cnt * 2);
        _pt[i].y = 0;
      }
      var num = (Math.abs(_pt[0].x) + Math.abs(_pt[1].x) + Math.abs(_pt[2].x) + 8) / 4;

      i = _h;
      while (i -= 1) {
        var _off = Math.sin(i / _h * Math.PI * (Math.random() / 8 + 1)) * 0.8 * num * num;
        arr[i].css({
          left: _off + "px "
        });
      }
    }
  };

  jQuery.fn.noisy = function(opts) {
    this.each(function() {
      opts = jQuery.extend({}, jQuery.fn.noisy.defs, opts);
      set(jQuery(this), opts);
    });
  };

  jQuery.fn.noisy.defs = {
    _h: 0,
    _w: 0,
    img: "",
    auto: true,
    delay: 4000
  };

})();

/*to see this same image but with its full background use 
https://s3-us-west-2.amazonaws.com/s.cdpn.io/131045/noise.jpe | I removed the black image bordering.
Or add any other image of your choice - just be sure to edit the width/height params below. It *should* work with any image.
*/
$(function() {
  $("#img").noisy({
    _w: 360,
    _h: 350,
    img: "https://s3-us-west-2.amazonaws.com/s.cdpn.io/131045/ns2.png"
  });
});
            
          
!
999px
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