css太阳系公转

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  
  <h1>Mancuoj</h1>
<figure class="container">
    <div class="sun"></div>
    <div class="earth">
        <div class="moon"></div>
    </div>
</figure>
</body>
</html>


<!-- @import url("https://fonts.googleapis.com/css2?family=Lobster&display=swap"); -->
<style>

h1 {
    color: white;
    font-size: 60px;
    font-family: Lobster, monospace;
    font-weight: 100;
}

body {
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #2f3141;
}

.container {
    font-size: 10px;
     40em;
    height: 40em;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sun {
    position: absolute;
     10em;
    height: 10em;
    background: linear-gradient(#fcd670, #f2784b);
    border-radius: 50%;
    box-shadow: 0 0 8px 8px rgba(242, 120, 75, 0.2);
}

.earth {
    --diameter: 30;
    --duration: 36.5;
}

.moon {
    --diameter: 8;
    --duration: 2.7;
    top: 0.3em;
    right: 0.3em;
}

.earth,
.moon {
    position: absolute;
     calc(var(--diameter) * 1em);
    height: calc(var(--diameter) * 1em);
    border- 0.1em;
    border-style: solid solid none none;
    border-color: silver transparent transparent transparent;
    border-radius: 50%;
    animation: orbit linear infinite;
    animation-duration: calc(var(--duration) * 1s);
}

@keyframes orbit {
    to {
        transform: rotate(1turn);
    }
}

.earth::before {
    --diameter: 3;
    --color: linear-gradient(#19b5fe, #7befb2);
    --top: 2.8;
    --right: 2.8;
}

.moon::before {
    --diameter: 1.2;
    --color: linear-gradient(#8d6e63, #ffe0b2);
    --top: 0.8;
    --right: 0.2;
}

.earth::before,
.moon::before {
    content: "";
    position: absolute;
     calc(var(--diameter) * 1em);
    height: calc(var(--diameter) * 1em);
    background: var(--color);
    border-radius: 50%;
    top: calc(var(--top) * 1em);
    right: calc(var(--right) * 1em);
}
</style>
原文地址:https://www.cnblogs.com/zjz666/p/15493323.html