div+css实现全屏手风琴式图文伸缩悬浮效果代码-html代码-BFW代码库

div+css实现全屏手风琴式图文伸缩悬浮效果代码

代码语言：html

代码描述：div+css实现全屏手风琴式图文伸缩悬浮效果代码

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>
:root {
  font-family: "Poppins", sans-serif;
  color: #fff;
  --color-primary: #3E66A0;
  --cover-placeholder: var(--color-primary);
}

body {
  padding: 0;
  margin: 0;
  height: 100vh;
}

.c-accordion {
  list-style: none;
  padding: 0;
  margin: 0;
  height: 100%;
  display: flex;
  flex: 1 1 auto;
  overflow: hidden;
}
.c-accordion__item {
  --cover: var(--cover-placeholder);
  background: var(--cover);
  background-position: center center;
  background-size: cover;
  background-color: var(--cover-placeholder);
  background-blend-mode: linear-gradient(180deg, rgba(15, 15, 15, 0) 0%, #111111 100%);
  position: relative;
  flex-grow: 1;
  height: 100%;
  width: 100px;
  min-width: 2.05rem;
  transition: all 0.3s ease-in-out;
}
.c-accordion__item:hover, .c-accordion__item:focus-within, .c-accordion__item:target {
  _flex-grow: 2;
  width: 50%;
  background-color: transparent;
}
.c-accordion__item:hover .c-accordion__title--hover-hide, .c-accordion__item:focus-within .c-accordion__title--hover-hide, .c-accordion__item:target .c-accordion__title--hover-hide {
  max-height: 0;
  opacity: 0;
}
.c-accordion__item:hover .c-accordion__title--hover-show, .c-accordion__item:focus-within .c-accordion__title--hover-show, .c-accordion__item:target .c-accordion__title--hover-show {
  opacity: 1;
}
.c-accordion__item:hover .c-accordion__description, .c-accordion__item:focus-within .c-accordion__description, .c-accordion__item:target .c-accordion__description {
  opacity: 1;
}
.c-accordion__item:hover {
  cursor: pointer;
}
.c-accordion__action {
  position: absolute;
  display: flex;
  justify-content: center;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 15, 15, 0.75);
  background: linear-gradient(180deg, rgba(15, 15, 15, 0) 0%, #111111 100%);
  text-decoration: none;
}
.c-accordion__title {
  color: white;
  font-family: "Roboto Condensed";
  margin: 0;
  max-height: 100%;
  transition: all 0.3s ease-in-out;
  overflow: hidden;
}
.c-accordion__title--hover-show {
  opacity: 0;
  width: 100%;
}
.c-accordion__title--hero {
  font-size: 4rem;
  line-height: 100%;
  font-weight: 700;
  text-transform: uppercase;
  margin-left: -145px;
}
.c-accordion__aside {
  padding: 1rem;
  position: absolute;
  height: 100%;
  right: 1rem;
  bottom: 0;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
}
.c-accordion__aside:before {
  content: "+";
  color: #fff;
  margin-bottom: 1rem;
  font-size: 2rem;
  display: inline-block;
}
.c-accordion__aside:after {
  content: "";
  flex-grow: 1;
  width: 1px;
  display: block;
  margin-top: 1rem;
  background-color: rgba(255, 255, 255, 0.2);
}
.c-accordion__content {
  padding: 24rem 4.5rem 0rem 8rem;
  width: 55%;
  text-align: left;
  line-height: 4px;
  font-size: 16px;
  left: -50rem;
}
.c-accordion__description {
  color: white;
  font-weight: 500;
  line-height: 120%;
  overflow-y: auto;
  overflow-x: hidden;
  height: 100%;
  opacity: 0;
  transition: all 0.3s ease-in-out;
  margin-left: -145px;
  width: 85%;
}
</style>

  
</head>

<body>


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