connected?: boolean; - If true, particles will be connected by lines. The default value is true.
connectionColor?: string - The color of the connections between particles. If this property is not specified, the default value of rgb(70,126,150) will be used.
connectionSize?: number - The maximum distance at which particles will be connected by lines. If connectionSize = 1, all lines will be connected. If this property is not specified, the default value of 0.09 will be used.
lgConnectionSize?: number - The same as connectionSize, but for viewport <= 1024 px. The default value is 0.15.
mdConnectionSize?: number - The same as connectionSize, but for viewport <= 768 px. The default value is 0.2.
smConnectionSize?: number - The same as connectionSize, but for viewport <= 640 px. The default value is 0.2.