css实现自适应居中弹出层效果代码-html代码-BFW代码库

css实现自适应居中弹出层效果代码

代码语言：html

所属分类：弹出层

代码描述：css实现自适应居中弹出层效果代码

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>
    * {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  font-family: "Arial";
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #e8fffb;
}

button {
  transition: all ease 0.25s;
}
button:active {
  transform: scale(0.9);
  box-shadow: none;
}
button:focus {
  outline: 2px solid #00000080;
}

.button-modal {
  cursor: pointer;
  min-width: 200px;
  display: flex;
  justify-content: left;
  align-items: center;
  position: relative;
  border: none;
  border-radius: 8px;
  outline: none;
  color: #fff;
  background: #20332f;
  padding: 0;
  box-shadow: 0 4px 8px -4px #1b594e80;
  transition: all ease 0.5s;
  overflow: hidden;
}
.button-modal:hover .icon {
  width: 100%;
}
.button-modal:hover .text {
  right: -100%;
}
.button-modal .icon {
  width: 64px;
  padding: 1em;
  background: #00000080;
  transition: all ease 0.75s;
}
.button-modal .icon svg {
  animation: click ease-in 1.5s 0.25s infinite;
}
.button-modal .text {
  position: absolute;
  right: 0;
  padding: 0 1em;
  transition: all ease 1s;
}

.modal {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: #00000040;
  display: none;
  animation: fade ease-out 0.25s forwards;
  z-index: 10;
}
.modal[data-active=true] {
  display: block;
}
.modal[data-active=true] ._main {
  animation: growing ease 0.25s;
}
.modal ._main {
  max-width: 400px;
  width: 100%;
  height: 400px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 8px;
  padding: 1em;
  color: #fff;
  background: #20332f;
  box-shadow: 0 0px 8px #00000020;
  overflow: hidden;
  z-index: 11;
}
.modal ._main ._container {
  height: 100%;
  display: flex;
  flex-direction: column;
}
.modal ._main ._container hr {
  width: 100%;
  border-color: #00000040;
}
.modal ._main ._container ._title {
  text-align: center;
}
.modal ._main ._container ._content {
  color: #ccc;
  overflow: auto;
}
.modal ._main ._container ._footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  margin-top: auto;
}
.modal ._main ._container ._footer .close-modal {
  cursor: pointer;
  border: none;
  border-radius: 6px;
  outline: none;
  padding: 0.5em 1em;
  color: #fff;
  background: #f05;
}

@media screen and (max-width: 768px) {
  .modal ._main {
    width: 95%;
    height: 95%;
  }
}
@keyframes click {
  0%, 100% {
    transform: scale(1);
  }
  20%, 60% {
    transform: scale(1.25);
  }
  40%, 80% {
    transform: rotate(0.9);
  }
}
@keyframes fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes growing {
  from {
    transform: translate(-50%, -50%) scale(0.9);
  }
  to {
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