<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>白天黑夜动画场景特效</title>
<style>
body {
margin: 0;
padding: 0;
height: 100vh;
overflow: hidden;
font-family: Arial, sans-serif;
position: relative;
}
.scene {
position: relative;
width: 100%;
height: 100%;
background: linear-gradient(to bottom, #87CEEB 0%, #E0F7FA 100%);
animation: day-night 20s infinite alternate;
overflow: hidden;
}
.sun {
position: absolute;
width: 100px;
height: 100px;
background: #FFD54F;
border-radius: 50%;
top: 100px;
left: 100px;
box-shadow: 0 0 50px #FFD54F;
animation: sun-move 20s infinite alternate;
z-index: 2;
}
.moon {
position: absolute;
width: 80px;
height: 80px;
background: #E0E0E0;
border-radius: 50%;
top: 100px;
right: -100px;
box-shadow: 0 0 30px #FFFFFF;
animation: moon-move 20s infinite alternate;
z-index: 2;
}
.ground {
position: absolute;
bottom: 0;
width: 100%;
height: 40%;
background: linear-gradient(to bottom, #8BC34A 0%, #689F38 100%);
z-index: 1;
}
.mountain {
position: absolute;
bottom: 40%;
width: 0;
height: 0;
border-left: 150px solid transparent;
border-right: 150px solid transparent;
border-bottom: 200px solid #4CAF50;
left: 50%;
transform: translateX(-50%);
z-index: 1;
}
.mountain:nth-child(2) {
left: 30%;
border-bottom-color: #388E3C;
transform: translateX(-50%) scale(0.8);
}
.mountain:nth-child(3) {
left: 70%;
border-bottom-color: #2E7D32;
transform: translateX(-50%) scale(0.7);
}
.tree {
position: absolute;
bottom: 40%;
width: 40px;
height: 100px;
background: #5D4037;
left: 200px;
z-index: 2;
}
.tree::before {
content: '';
position: absolute;
width: 0;
height: 0;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
border-bottom: 100px solid #4CAF50;
bottom: 100px;
left: -30px;
}
.tree:nth-child(5) {
left: 400px;
height: 80px;
}
.tree:nth-child(5)::before {
border-bottom-width: 80px;
bottom: 80px;
}
.tree:nth-child(6) {
left: 600px;
height: 120px;
}
.tree:nth-child(6)::before {
border-bottom-width: 120px;
bottom: 120px;
}
.star {
position: absolute;
background: white;
border-radius: 50%;
animation: twinkle 2s infinite alternate;
opacity: 0;
}
.star:nth-child(7) {
width: 3px;
height: 3px;
top: 50px;
left: 50px;
}
.star:nth-child(8) {
width: 2px;
height: 2px;
top: 80px;
left: 150px;
animation-delay: 0.5s;
}
.star:nth-child(9) {
width: 4px;
height: 4px;
top: 30px;
left: 250px;
animation-delay: 1s;
}
.star:nth-child(10) {
width: 3px;
height: 3px;
top: 70px;
left: 350px;
animation-delay: 1.5s;
}
.star:nth-child(11) {
width: 2px;
height: 2px;
top: 40px;
left: 450px;
animation-delay: 0.8s;
}
.star:nth-child(12) {
width: 3px;
height: 3px;
top: 60px;
left: 550px;
animation-delay: 1.2s;
}
.star:nth-child(13) {
width: 4px;
height: 4px;
top: 20px;
left: 650px;
animation-delay: 0.3s;
}
.star:nth-child(14) {
width: 2px;
height: 2px;
top: 90px;
left: 750px;
animation-delay: 0.7s;
}
@keyframes day-night {
0%, 40% {
background: linear-gradient(to bottom, #87CEEB 0%, #E0F7FA 100%);
}
60%, 100% {
background: linear-gradient(to bottom, #0F2027 0%, #203A43 50%, #2C5364 100%);
}
}
@keyframes sun-move {
0%, 40% {
transform: translate(0, 0);
opacity: 1;
}
50%, 100% {
transform: translate(500px, 500px);
opacity: 0;
}
}
@keyframes moon-move {
0%, 40% {
transform: translate(0, 0);
opacity: 0;
}
60%, 100% {
transform: translate(-500px, 100px);
opacity: 1;
}
}
@keyframes twinkle {
0% {
opacity: 0.2;
}
100% {
opacity: 1;
}
}
/* 插入的链接样式 */
.custom-link {
position: fixed;
bottom: 20px;
right: 20px;
color: rgba(255,255,255,0.7);
text-decoration: none;
font-size: 14px;
background: rgba(0,0,0,0.3);
padding: 8px 15px;
border-radius: 20px;
z-index: 10;
transition: all 0.3s ease;
}
.custom-link:hover {
color: white;
background: rgba(0,0,0,0.5);
}
</style>
</head>
<body>
<div class="scene">
<div class="sun"></div>
<div class="moon"></div>
<div class="mountain"></div>
<div class="mountain"></div>
<div class="mountain"></div>
<div class="tree"></div>
<div class="tree"></div>
<div class="tree"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
<div class="star"></div>
</div>
</body>
</html>