style.css:
*{
margin: 0;
padding:0;
}
html,body{
width:100%;
height:100%;
/*text-align: center;*/
background-color: #ffc5b3;
position:absolute;
top:50%;
left:50%;
transform:translate(-50%,-50%);
-webkit-transform:translate(-50%,-50%);
-ms-transform:translate(-50%,-50%);
-moz-transform:translate(-50%,-50%);
-o-transform:translate(-50%,-50%);
background-image: radial-gradient(#ffeded, #ffc7c7);
}
.textCon{
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
width:700px;
height:60px;
margin:50px auto;
}
.text{
font-size:48px;
}
.heart{
width:80px;
height:80px;
background-color:#cc2a5d;
margin:200px auto;
position: relative;
transform: rotate(45deg);
animation: heart 1s ease-in infinite;
}
.heart::before,
.heart::after{
content:'';
width:100%;
height:100%;
background-color:#cc2a5d;
border-radius: 50%;
}
.heart::before{
position: absolute;
top:0;
left:0;
transform: translateX(-50%);
}
.heart::after{
position: absolute;
top:0;
left:0;
transform: translateY(-50%);
}
@keyframes heart{
0%{
transform: scale(0.8) rotate(45deg);
opacity: 0.8;
}
50%{
transform: scale(1) rotate(45deg);
opacity: 1;
}
100%{
transform: scale(0.8) rotate(45deg);
opacity: 0.8;
}
}
.textCon .item{
position: absolute;
opacity: 0;
background-color:#cc2a5d;
transform: rotate(45deg);
animation: hearts 3s ease-in infinite;
}
.textCon .item::before,
.textCon .item::after{
content:'';
width:100%;
height:100%;
background-color:#cc2a5d;
position: absolute;
top:0;
left:0;
border-radius: 50%;
}
.textCon .item::before{
transform: translateX(-50%);
}
.textCon .item::after{
transform: translateY(-50%);
}
@keyframes hearts{
0%{
opacity: 0;
transform: translateY(0%) rotate(45deg);
}
20%{
opacity: 0.8;
transform: translateY(-20%) rotate(45deg);
}
100%{
opacity: 0;
transform: translateY(-1000%) rotate(45deg);
}
}
.days-label {
font-size: 30px;
}
.seconds {
margin-top: 10px;
font-size: 32px;
font-family: "Monda_bo", Georgia, sans-serif;
width: auto;
text-align: center;
}
.seconds-label {
margin-top: 32px;
font-size: 32px;
font-family: "Monda_no", Georgia, sans-serif;
width: auto;
text-align: center;
}
.container {
position: absolute;
}
.days {
font-size: 40px;
width: auto;
text-align: center;
}
.words {
font-size: 50px;
font-family: 'Regular', cursive;
width: auto;
text-align: center;
}
index.js
var arr = "2019-05-29 18:06:00".split(/[- :]/);//改这里(认识的时间）
var box = document.getElementsByClassName('textCon')[0];
function init() {
var width = box.offsetWidth;
var count = parseInt(width / 50 * 5);
for (var i = 0; i < count; i++) {
var size = parseInt(ran(60, 120) / 10);
var ele = document.createElement('div');
ele.classList.add('item');
ele.style.width = size + 'px';
ele.style.height = size + 'px';
ele.style.left = ran(0, 95) + '%';
ele.style.top = ran(20, 80) + '%';
ele.style.animationDelay = ran(0, 30) / 10 + 's';
box.appendChild(ele);
}
}
function ran(min, max) {
min = parseInt(min);
max = parseInt(max);
return Math.floor(Math.random() * (max - min + 1)) + min;
}
function timer_start(){
var start_time = new Date(arr[0], arr[1]-1, arr[2], arr[3], arr[4], arr[5]);
// var start_time = new Date(beginTime);
// var start_time = Date.parse(beginTime);
var duration = parseInt(new Date()- start_time)/1000;
var seconds = parseInt( duration % 60);
if (seconds < 10)
seconds = "0" + seconds;
duration = parseInt(duration / 60);
var minutes = duration % 60;
if (minutes < 10)
minutes = "0" + minutes;
duration = parseInt(duration / 60);
var hours = duration % 24;
if (hours < 10)
hours = "0" + hours;
duration = parseInt(duration / 24);
var days = duration;
document.getElementsByClassName('days-number')[0].innerHTML = ("" +days);
document.getElementsByClassName('seconds')[0].innerHTML = (hours + " 时 " + minutes + " 分 " + seconds + " 秒");
}
window.setInterval(timer_start,1000);
timer_start();
init();
love.js
! function(e, t, a) {
function n() {
c(".love{width: 20px;height: 20px;position: fixed;background: #f00;transform: rotate(45deg);-webkit-transform: rotate(45deg);-moz-transform: rotate(45deg);}.love:after,.love:before{content: '';width: inherit;height: inherit;background: inherit;border-radius: 50%;-webkit-border-radius: 50%;-moz-border-radius: 50%;position: fixed;}.love:after{top: -10px;}.love:before{left: -10px;}"), o(), r()
}
function r() {
for (var e = 0; e < d.length; e++) d[e].alpha <= 0 ? (t.body.removeChild(d[e].el), d.splice(e, 1)) : (d[e].y--, d[e].scale += .004, d[e].alpha -= .013, d[e].el.style.cssText = "left:" + d[e].x + "px;top:" + d[e].y + "px;opacity:" + d[e].alpha + ";transform:scale(" + d[e].scale + "," + d[e].scale + ") rotate(45deg);background:" + d[e].color + ";z-index:99999");
requestAnimationFrame(r)
}
function o() {
var t = "function" == typeof e.onclick && e.onclick;
e.onclick = function(e) {
t && t(), i(e)
}
}
function i(e) {
var a = t.createElement("div");
a.className = "love", d.push({
el: a,
x: e.clientX - 5,
y: e.clientY - 5,
scale: 1,
alpha: 1,
color: s()
}), t.body.appendChild(a)
}
function c(e) {
var a = t.createElement("style");
a.type = "text/css";
try {
a.appendChild(t.createTextNode(e))
} catch (t) {
a.styleSheet.cssText = e
}
t.getElementsByTagName("head")[0].appendChild(a)
}
function s() {
return "#cc2a5d"
}
var d = [];
e.requestAnimationFrame = function() {
return e.requestAnimationFrame || e.webkitRequestAnimationFrame || e.mozRequestAnimationFrame || e.oRequestAnimationFrame || e.msRequestAnimationFrame || function(e) {
setTimeout(e, 1e3 / 60)
}
}(), n()
}(window, document);
// rgb("+~~(255*Math.random())+","+~~(255*Math.random())+","+~~(255*Math.random())+")
html代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>js满屏爱心和认识天数计时效果</title>
<link rel="stylesheet" href="css/style.css" />
</head>
<body>
<div class="textCon">
<div class="words">我的小花花,今天是认识你的第</div>
<div class="days">
<span class="days-number"></span>
<span class="days-label">天</span>
</div>
<div class="seconds"></div>
</div>
<div class="heart"></div>
<script type="text/javascript" src="js/index.js" ></script>
<script type="text/javascript" src="js/love.js" ></script>
</body>
</html>
效果图：
