纯css实现沙漏动画效果-html代码-BFW代码库

代码语言：html

所属分类：动画

代码描述：纯css实现沙漏动画效果

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>
@import url("https://fonts.googleapis.com/css2?family=Yellowtail&display=swap");
* {
  padding: 0;
  margin: 0 auto;
  box-sizing: border-box;
}

body {
  font-family: 'Yellowtail', cursive;
  background-color: #eee;
  color: #777;
  min-height: 100vh;
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: center;
          justify-content: center;
  -webkit-box-align: center;
          align-items: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
}

.title {
  font-size: 24px;
  width: 420px;
  text-align: left;
}

.container {
  position: relative;
  width: 420px;
  height: 420px;
  border: 2px solid #fff;
  border-radius: 4px;
}

.hourglass {
  position: relative;
  width: 100;
  height: 100%;
  -webkit-animation: rotateGlass 60s ease-in-out infinite;
          animation: rotateGlass 60s ease-in-out infinite;
}
@-webkit-keyframes rotateGlass {
  0%, 90% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
    -webkit-filter: drop-shadow(2px 4px 8px rgba(0, 0, 0, 0.15));
            filter: drop-shadow(2px 4px 8px rgba(0, 0, 0, 0.15));
  }
  100% {
    -webkit-transform: rotate(180deg);
            transform: rotate(180deg);
    -webkit-filter: drop-shadow(-2px -4px 8px rgba(0, 0, 0, 0.15));
            filter: drop-shadow(-2px -4px 8px rgba(0, 0, 0, 0.15));
  }
}
@keyframes rotateGlass {
  0%, 90% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
    -webkit-filter: drop-shadow(2px 4px 8px rgba(0, 0, 0, 0.15));
            filter: drop-shadow(2px 4px 8px rgba(0, 0, 0, 0.15));
  }
  100% {
    -webkit-transform: rotate(180deg);
            transform: rotate(180deg);
    -webkit-filter: drop-shadow(-2px -4px 8px rgba(0, 0, 0, 0.15));
            filter: drop-shadow(-2px -4px 8px rgba(0, 0, 0, 0.15));
  }
}
.wood {
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  background-color: saddlebrown;
  width: 220px;
  height: 30px;
  border-radius: 5px;
  background-image: linear-gradient(120deg, rgba(255, 255, 255, 0.25), rgba(0, 0, 0, 0.15), rgba(255, 255, 255, 0.25));
  background-size: 200%, 100%;
  -webkit-animation: woodGlr 60s infinite linear;
          animation: woodGlr 60s infinite linear;
}
.wood:nth-child(1) {
  top: 20px;
}
.wood:nth-child(2) {
  bottom: 20px;
}
@-webkit-keyframes woodGlr {
  0%, 90% {
    background-position: 0%;
  }
  100% {
    background-position: 100%;
  }
}
@keyframes woodGlr {
  0%, 90% {
    background-position: 0%;
  }
  100% {
    background-position: 100%;
  }
}
.top {
  position: absolute;
  bottom: 50%;
  left: 50%;
  width: 200px;
  height: 110px;
  border: 2px solid saddlebrown;
  border-radius: 20px 20px 200px 200px;
  -webkit-transform: translateX(-50%) scale(1, 1.5);
          transform: translateX(-50%) scale(1, 1.5);
  -webkit-transform-origin: bottom;
          transform-origin: bottom;
  overflow: hidden;
}
.top::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: sandybrown;
  -webkit-animation: sandHeightTop 60s linear infinite;
          animation: sandHeightTop 60s linear infinite;
  -webkit-filter: blur(3px);
          filter: blur(3px);
}
@-webkit-keyframes sandHeightTop {
  0% {
    height: 100%;
  }
  90%, 100% {
    height: 0%;
  }
}
@keyframes sandHeightTop {
  0% {
    height: 100%;
  }
  90%, 100% {
    height: 0%;
  }
}
.bottom {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 110px;
  border: 2px solid saddlebrown;
  border-radius: 200px 200px 20px 20px;
  -webkit-transform: translateX(-50%) scale(1, 1.5);
          transform: translateX(-50%) scale(1, 1.5);
  -webkit-transform-origin: top;
          transform-origin: top;
  overflow: hidden;
}
.bottom_sand {
  position: absolute;
  top: 100%;
  left: 0%;
  width: 100%;
  height: 100%;
  background-color: sandybrown;
  -webkit-transform: scale(3, 1);
          transform: scale(3, 1);
  -webkit-animation: sandTop 60s linear infinite;
          animation: sandTop 60s linear infinite;
}
.bottom_sand::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 200px;
  height: 200px;
  border-radius: 5px;
  background-color: sandybrown;
  -webkit-transform: translateX(-50%) rotate(45deg);
          transform: translateX(-50%) rotate(45deg);
  -webkit-animation: sandAngle 60s linear infinite;
          animation: sandAngle 60s linear infinite;
  -webkit-filter: blur(2px);
          filter: blur(2px);
}
@-webkit-keyframes sandTop {
  0% {
    top: 135%;
  }
  90%, 100% {
    top: 20%;
  }
}
@keyframes sandTop {
  0% {
    top: 135%;
  }
  90%, 100% {
    top: 20%;
  }
}
@-webkit-keyframes sandAngle {
  0% {
    border-radius: 5px;
  }
  90%, 100% {
    border-radius: 50px;
  }
}
@keyframes sandAngle {
  0% {
    border-radius: 5px;
  }
  90%, 100% {
    border-radius: 50px;
  }
}
.mid {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 6px;
  border: solid saddlebrown;
  border-width: 0 3px;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  -webkit-transform-origin: center;
          transform-origin: center;
  background-color: sandybrown;
}
.mid::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: trans.........完整代码请登录后点击上方下载按钮下载查看