css实现折叠盒子打开关闭效果代码-html代码-BFW代码库

代码语言：html

所属分类：动画

代码描述：css实现折叠盒子打开关闭效果代码

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>
*, *::before, *::after {
  padding: 0;
  margin: 0 auto;
  box-sizing: border-box;
}

body {
  background-color: #111;
  color: #fff;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
  perspective-origin: 50% calc(50% - 200px);
}

.counterturn {
  position: absolute;
  transform-style: preserve-3d;
  -webkit-animation: counterturnTransform 14s infinite linear;
          animation: counterturnTransform 14s infinite linear;
}
@-webkit-keyframes counterturnTransform {
  from {
    transform: rotateY(0) translateY(66px);
  }
  to {
    transform: rotateY(-360deg) translateY(66px);
  }
}
@keyframes counterturnTransform {
  from {
    transform: rotateY(0) translateY(66px);
  }
  to {
    transform: rotateY(-360deg) translateY(66px);
  }
}

.fold {
  position: absolute;
  transform-style: preserve-3d;
  -webkit-animation: foldTransform 2s infinite linear;
          animation: foldTransform 2s infinite linear;
}
@-webkit-keyframes foldTransform {
  from {
    transform: rotateY(0);
  }
  to {
    transform: rotateY(90deg);
  }
}
@keyframes foldTransform {
  from {
    transform: rotateY(0);
  }
  to {
    transform: rotateY(90deg);
  }
}

.topWrpper {
  position: absolute;
  top: -150px;
  width: 200px;
  height: 300px;
  transform-origin: left;
  transform-style: preserve-3d;
  -webkit-animation: topFlip 2s infinite ease-in, topLeft 2s infinite ease-in-out;
          animation: topFlip 2s infinite ease-in, topLeft 2s infinite ease-in-out;
}
@-webkit-keyframes topFlip {
  0% {
    transform: rotateX(90deg) translateZ(30px);
  }
  80%, 100% {
    transform: rotateX(90deg) translateZ(30px) rotateY(-180deg);
  }
}
@keyframes topFlip {
  0% {
    transform: rotateX(90deg) translateZ(30px);
  }
  80%, 100% {
    transform: rotateX(90deg) translateZ(30px) rotateY(-180deg);
  }
}
@-webkit-keyframes topLeft {
  0% {
    left: 0;
  }
  100% {
    left: 100px;
  }
}
@keyframes topLeft {
  0% {
    left: 0;
  }
  100% {
    left: 100px;
  }
}
.topWrpper .topPart {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  background-image: linear-gradient(#297aa3, #0f1d24);
  background-size: 100% 500%;
  -webkit-animation: topBounce 2s infinite ease-out, topSize 2s infinite ease-in-out, partBackPosition 2s infinite ease-in-out;
          animation: topBounce 2s infinite ease-out, topSize 2s infinite ease-in-out, partBackPosition 2s infinite ease-in-out;
}
@-webkit-keyframes topBounce {
  0%, 80% {
    transform: translate(-50%, -50%) translateZ(0);
  }
  90%, 100% {
    transform: translate(-50%, -50%) translateZ(30px);
  }
}
@keyframes topBounce {
  0%, 80% {
    transform: translate(-50%, -50%) translateZ(0);
  }
  90%, 100% {
    transform: translate(-50%, -50%) translateZ(30px);
  }
}
@-webkit-keyframes topSize {
  0%, 80% {
    width: 200px;
    height: 300px;
  }
  90% {
    width: 330px;
    height: 440px;
  }
  100% {
    width: 300px;
    height: 400px;
  }
}
@keyframes topSize {
  0%, 80% {
    width: 200px;
    height: 300px;
  }
  90% {
    width: 330px;
    height: 440px;
  }
  100% {
    width: 300px;
    height: 400px;
  }
}
.topWrpper .topPart .front, .topWrpper .topPart .back {
  -webkit-animation: topFrontBack 2s infinite ease-in-out;
          animation: topFrontBack 2s infinite ease-in-out;
}
.topWrpper .topPart .right, .topWrpper .topPart .left {
  -webkit-animation: topWidth 2s infinite ease-in-out;
          animation: topWidth 2s infinite ease-in-out;
}
@-webkit-keyframes topFrontBack {
  0%, 80%, 100% {
    height: 30px;
  }
  90% {
    height: 15px;
  }
  0% {
    background-color: #2966a3;
  }
  100% {
    background-color: #143352;
  }
}
@keyframes topFrontBack {
  0%, 80%, 100% {
    height: 30px;
  }
  90% {
    height: 15px;
  }
  0% {
    background-color: #2966a3;
  }
  100% {
    background-color: #143352;
  }
}
@-webkit-keyframes topWidth {
  0%, 80%, 100% {
    width: 30px;
  }
  90% {
    width: 15px;
  }
  0% {
    background-color: #143352;
  }
  100% {
    background-color: #2966a3;
  }
}
@keyframes topWidth {
  0%, 80%, 100% {
    width: 30px;
  }
  90% {
    width: 15px;
  }
  0% {
    background-color: #143352;
  }
  100% {
    background-color: #2966a3;
  }
}
.topWrpper .topPart .bottom {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(to right, #297aa3, #0f1d24);
  background-size: 500% 100%;
  background-position: left;
  -webkit-animation: topBottomTranslateZ 2s infinite ease-in-out;
          animation: topBottomTranslateZ 2s infinite ease-in-out;
}
@-webkit-keyframes topBottomTranslateZ {
  0%, 80%, 100% {
    transform: translateZ(-30px);
  }
  90% {
    transform: translateZ(-15px);
  }
}
@keyframes topBottomTranslateZ {
  0%, 80%, 100% {
    transform: translateZ(-30px);
  }
  90% {
    transform: translateZ(-15px);
  }
}

.bottomWarpper {
  position: absolute;
  top: -150px;
  width: 200px;
  height: 300px;
  transform: rotateX(90deg);
  transform-style: preserve-3d;
  -webkit-animation: bottomRight 2s infinite ease-in-out;
          animation: bottomRight 2s infinite ease-in-out;
}
@-webkit-keyframes bottomRight {
  0% {
    right: 0;
  }
  100% {
    right: -100px;
  }
}
@keyframes bottomRight {
  0% {
    right: 0;
  }
  100% {
    right: -.........完整代码请登录后点击上方下载按钮下载查看