效果图

部分源码

function Star(id, x, y) {this.id = id;this.x = x;this.y = y;this.r = Math.floor(Math.random() * 2) + 1;var alpha = (Math.floor(Math.random() * 10) + 1) / 10 / 2;this.color = "rgba(255,255,255," + alpha + ")";
}Star.prototype.draw = function() {ctx.fillStyle = this.color;ctx.shadowBlur = this.r * 2;ctx.beginPath();ctx.arc(this.x, this.y, this.r, 0, 2 * Math.PI, false);ctx.closePath();ctx.fill();
}Star.prototype.move = function() {this.y -= .15;if (this.y <= -10) this.y = HEIGHT + 10;this.draw();
}Star.prototype.die = function() {stars[this.id] = null;delete stars[this.id];
}function Dot(id, x, y, r) {this.id = id;this.x = x;this.y = y;this.r = Math.floor(Math.random() * 5) + 1;this.maxLinks = 2;this.speed = .5;this.a = .5;this.aReduction = .005;this.color = "rgba(255,255,255," + this.a + ")";this.linkColor = "rgba(255,255,255," + this.a / 4 + ")";this.dir = Math.floor(Math.random() * 140) + 200;
}Dot.prototype.draw = function() {ctx.fillStyle = this.color;ctx.shadowBlur = this.r * 2;ctx.beginPath();ctx.arc(this.x, this.y, this.r, 0, 2 * Math.PI, false);ctx.closePath();ctx.fill();
}

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领取源码

自适应星空背景个人导航单页源码领取地址：https://www.123pan.com/s/ji8kjv-N8PU3.html提取码:关注微信公众号祖龙科技工作室回复星空即可获取

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