Particles Galaxy Background

Written by @phuang 8 December 2022

Particles galaxy background using the lightweight library particles.js with mouse interactivity.

Code Snippet:

                                                
                                                <!-- this script is provided by www.javascriptfreecode.com coded by: Kerixa Inc. -->
<!DOCTYPE html>
<html lang="en">
<head>

    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Particles Galaxy Background</title>

<!-- font awesome library include 4.7 -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.css" integrity="sha512-5A8nwdMOWrSz20fDsjczgUidUBR8liPYU+WymTZP1lmY9G6Oc7HlZv156XqnsgNUzTyMefFTcsFH/tnJE/+xBg==" crossorigin="anonymous" referrerpolicy="no-referrer" />

<!-- css styles -->
<style>
:root{
  margin: 0;
  padding: 0;
  font-family: arial, monospace;

}

*{
  box-sizing: border-box;
}

html, body{
  height: 100%;
  background-color: black;
}

body{
  background: url("./../img/6/particles-galaxy-background/pexels-philippe-donn-1169754.jpg");
  background-position: center;
  background-repeat: no-repeat;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;

  overflow: hidden;
}


#background {
  position: absolute;
  display: block;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
}

</style>
</head>

<body>

  <div id="background"></div>
<!-- 
  <canvas class="background"></canvas> -->

<script src="https://cdn.jsdelivr.net/npm/particles.js@2.0.0/particles.min.js"></script>
<script>


/*   

Tutorial Description

Particles galaxy background using the lightweight library particles.js with mouse interactivity.

*/
const config  = {
  "particles": {
    "number": {
      "value": 200,
      "density": {
        "enable": true,
        "value_area": 800
      }
    },
    "color": {
      "value": ["#FFFFFF", "#c78f6c", "#5a5261", "#597ca4", "#f9c1aa", "#514c82"]
    },
    "shape": {
      "type": "circle",
      "stroke": {
        "width": 0,
        "color": "#000000"
      },
      "polygon": {
        "nb_sides": 5
      },
      "image": {
        "src": "img/github.svg",
        "width": 100,
        "height": 100
      }
    },
    "opacity": {
      "value": 0.5,
      "random": false,
      "anim": {
        "enable": false,
        "speed": 1,
        "opacity_min": 0.1,
        "sync": false
      }
    },
    "size": {
      "value": 3,
      "random": true,
      "anim": {
        "enable": false,
        "speed": 20,
        "size_min": 0.1,
        "sync": false
      }
    },
    "line_linked": {
      "enable": false,
      "distance": 300,
      "color": "#ffffff",
      "opacity": 0.4,
      "width": 2
    },
    "move": {
      "enable": true,
      "speed": 3,
      "direction": "none",
      "random": false,
      "straight": false,
      "out_mode": "out",
      "bounce": false,
      "attract": {
        "enable": false,
        "rotateX": 600,
        "rotateY": 1200
      }
    }
  },
  "interactivity": {
    "detect_on": "canvas",
    "events": {
      "onhover": {
        "enable": true,
        "mode": "repulse"
      },
      "onclick": {
        "enable": true,
        "mode": "push"
      },
      "resize": true
    },
    "modes": {
      "grab": {
        "distance": 800,
        "line_linked": {
          "opacity": 1
        }
      },
      "bubble": {
        "distance": 800,
        "size": 80,
        "duration": 2,
        "opacity": 0.8,
        "speed": 3
      },
      "repulse": {
        "distance": 400,
        "duration": 0.4
      },
      "push": {
        "particles_nb": 4
      },
      "remove": {
        "particles_nb": 2
      }
    }
  },
  "retina_detect": true
}

window.onload = function() {

  // background is the dom element id
  particlesJS("background", config);
};

</script>
</body>
</html><a target='_blank' href='www.javascriptfreecode.com' style='font-size: 8pt; text-decoration: none'>JavaScript Best Codes</a>                                                
                                            

Example:


About @phuang

Help desk analyst transitioning to a full-stack developer role. Hoping to learn and collaborate with everyone. Happy coding!

P

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