css实现按钮点击放大过渡动画效果代码-html代码-BFW代码库

css实现按钮点击放大过渡动画效果代码

代码语言：html

所属分类：动画

代码描述：css实现按钮点击放大过渡动画效果代码

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>
.toggle {
  position: relative;
  transition: transform 0.3s 0.2s ease;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  margin: 0;
  outline: 0 none;
  border: 0 none;
  box-shadow: none;
  text-align: center;
  font-size: 0.4rem;
  color: #000;
  cursor: nw-resize;
  opacity: 1;
}
@media screen and (max-width: 480px) {
  .toggle {
    transform: scale(0.7);
  }
}
.toggle:before, .toggle:after {
  z-index: -1;
  content: "";
  position: absolute;
  top: -0.5rem;
  bottom: -0.5rem;
  left: -0.5rem;
  right: -0.5rem;
  display: block;
  transform-origin: 50% 50%;
  border-radius: 50%;
  background: #ffdc00;
  opacity: 1;
}
.toggle:before {
  transition: transform 0.3s ease-in-out, opacity 0.3s ease;
}
.toggle:after {
  transition: transform 0.3s ease, opacity 0.3s ease;
  background: #000;
  transform: scale(0);
}

.toggle.toggle--active {
  transition: transform 0.3s ease, color 0.3s ease;
  color: #fff;
  cursor: se-resize;
}

.toggle.toggle--active:before {
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform: scale(100);
  opacity: 0.95;
}

.toggle.toggle--active:after {
  transition: transform 0.3s cubic-bezier(0, 0.51, 0.27, 1.8);
  transform: scale(1);
}

.toggle__icon {
  display: block;
  flex: 1 1 10px;
  width: auto;
  z-index: 1;
  position: relative;
  transform-origin: 50% 50%;
  transform: scale(1.2);
}

.toggle__icon .dot {
  -webkit-animation-name: a-dot;
          animation-name: a-dot;
  -webkit-animation-duration: 0.6s;
          animation-duration: 0.6s;
  -webkit-animation-iteration-count: 1;
          animation-iteration-count: 1;
  -webkit-animation-direction: normal;
          animation-direction: normal;
  -webkit-animation-timing-function: ease;
          animation-timing-function: ease;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}

.toggle.toggle--active .toggle__icon .dot {
  -webkit-animation-name: a-dot-reverse;
          animation-name: a-dot-reverse;
  -webkit-animation-duration: 0.6s;
          animation-duration: 0.6s;
  -webkit-animation-iteration-count: 1;
          animation-iteration-count: 1;
  -webkit-animation-direction: normal;
          animation-direction: normal;
  -webkit-animation-timing-function: ease;
          animation-timing-function: ease;
  -webkit-animation-fill-mode: forwards;
          animation-fill-mode: forwards;
}

@-webkit-keyframes a-dot {
  0% {
    stroke-dashoffset: -14;
    stroke-dasharray: 30 50;
    stroke: #fff;
  }
  100% {
    stroke-dashoffset: 0;
    stroke-dasharray: 3 50;
    stroke: #000;
  }
}

@keyframes a-dot {
  0% {
    stroke-dashoffset: -14;
    stroke-dasharray: 30 50;
    stroke: #fff;
  }
  100% {
    stroke-dashoffset: 0;
    stroke-dasharray: 3 50;
    stroke: #000;
  }
}
@-webkit-keyframes a-dot-reverse {
  0% {
    stroke-dashoffset: 0;
    stroke-dasharray: 3 50;
    stroke: #000;
  }
  100% {
    stroke-dashoffset: -14;
    stroke-dasharray: 30 50;
    stroke: #fff;
  }
}
@keyframes a-dot-reverse {
  0% {
    stroke-d.........完整代码请登录后点击上方下载按钮下载查看