particles.json

{
  "particles": {
    "number": {
      "value": 30,
      "density": {
        "enable": true,
        "value_area": 800
      }
    },
    "color": {
      "value": "#ffffff"
    },
    "shape": {
      "type": "circle"
    },
    "opacity": {
      "value": 0.6,
      "random": false,
      "anim": {
        "enable": true,
        "speed": 0.2,
        "opacity_min": 0
      }
    },
    "size": {
      "value": 20,
      "random": true,
      "anim": {
        "enable": false
      }
    },
    "line_linked": {
      "enable": false
    },
    "life": {
      "duration": 7,
      "count": 1
    },
    "move": {
      "enable": true,
      "speed": 0.3,
      "direction": "none",
      "random": true,
      "straight": false,
      "out_mode": "out",
      "bounce": true,
      "attract": {
        "enable": false
      }
    }
  },
  "interactivity": {
    "detect_on": "canvas",
    "events": {
      "onhover": {
        "enable": false
      },
      "onclick": {
        "enable": false
      },
      "resize": true
    }
  },
  "retina_detect": true
}