纯css实现一群气球上升动画-html代码-BFW代码库

纯css实现一群气球上升动画

代码语言：html

所属分类：动画

代码描述：纯css实现一群气球上升动画

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开


<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">

<style>
:root {
  --desired-size: 20;
  --coefficient: 1vmin;
  --size: calc(var(--desired-size) * var(--coefficient));
  --primary-color: hsl(320, 100%, 50%);
  --chord: hsl(45, 100%, 40%);
  --shine: hsla(0, 0%, 100%, 0.75);
}

body {
  min-height: 100vh;
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
          align-items: center;
  -webkit-box-pack: center;
          justify-content: center;
  background: hsl(180, 100%, 95%);
}

.balloon {
  --primary-color: hsla(var(--h, 0), 100%, 50%, 0.8);
  --size: calc(var(--s, 10) * var(--coefficient));
  height: calc(1.2 * var(--size));
  width: var(--size);
  background: var(--primary-color);
  border-radius: 50% 50% 50% 50% / 45% 45% 55% 55%;
  position: absolute;
  top: 50%;
  left: calc(var(--x, 50) * 1%);
  -webkit-animation: float calc(var(--d, 1) * 1s) calc(var(--delay, 0) * -1s) infinite linear both;
          animation: float calc(var(--d, 1) * 1s) calc(var(--delay, 0) * -1s) infinite linear both;
}

.balloon:before {
  content: '';
  position: absolute;
  width: 20%;
  height: 30%;
  background: blue;
  top: 8%;
  left: 16%;
  border-radius: 50%;
  -webkit-transform: rotate(40deg);
          transform: rotate(40deg);
  background: var(--shine);
}


.balloon__handle {
  width: 2%;
  height: 60%;
  background: var(--chord);
  top: 100%;
  left: 50%;
  -webkit-transform: translate(-50%, 0);
          transform: translate(-50%, 0);
  position: absolute;
}
.balloon__handle:before,
.balloon__handle:after {
  content: '';
  position: absolute;
  height: 5%;
  -webkit-transform: translate(-50%, 0);
          transform: translate(-50%, 0);
  border-radius: 25% / 50%;
  left: 50%;
}

.balloon__handle:before {
  top: 0;
  background: var(--chord);
  width: 500%;
}

.balloon__handle:after {
  top: 5%;
  background: var(--primary-color);
  width: 700%;
}


@-webkit-keyframes float {
  from {
    -webkit-transform: translate(-50%, -50%) translate(0, 100vh);
            transform: translate(-50%, -50%) translate(0, 100vh);
  }
  to {
    -webkit-transform: translate(-50%, -50%) translate(0, -100vh);
            transform: translate(-50%, -50%) translate(0, -100vh);
  }
}


@keyframes float {
  from {
    -webkit-transform: translate(-50%, -50%) translate(0, 100vh);
            transform: translate(-50%, -50%) translate(0, 100vh);
  }
  to {
    -webkit-transform: translate(-50%, -50%) translate(0, -100vh);
            transform: translate(-50%, -50%) translate(0, -100vh);
  }
}
</style>

</head>
<body translate="no">
<div class="balloon" style="--x: 18; --h: 232; --s: 12; --d: 4; --delay: 2;">
<div class="balloon__handle"></div>
</div>
<div class="balloon" style="--x: 68; --h: 67; --s: 45; --d: 3; --delay: 1;">
<div class="balloon__handle"></div>
</div>
<div class="balloon" style="--x: 45; --h: 302; --s: 42; --d: 9; --delay: 1;">
<div class="balloon__handle"></div>
</div>
<div class="balloon" style="--x: 75; --h: 54; --s: 16; --d: 3; --delay: 3;&.........完整代码请登录后点击上方下载按钮下载查看