jquery+css实现简洁清爽下拉多选输入框效果代码-html代码-BFW代码库

代码语言：html

代码描述：jquery+css实现简洁清爽下拉多选输入框效果代码

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">
  
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/reset.min.css">

  <link rel='stylesheet' href='https://fonts.googleapis.com/css?family=Roboto:400,500,700'>
  
<style>
.selectMultiple {
  width: 240px;
  position: relative;
}
.selectMultiple select {
  display: none;
}
.selectMultiple > div {
  position: relative;
  z-index: 2;
  padding: 8px 12px 2px 12px;
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  min-height: 44px;
  box-shadow: 0 4px 16px 0 rgba(22, 42, 90, 0.12);
  transition: box-shadow 0.3s ease;
}
.selectMultiple > div:hover {
  box-shadow: 0 4px 24px -1px rgba(22, 42, 90, 0.16);
}
.selectMultiple > div .arrow {
  right: 1px;
  top: 0;
  bottom: 0;
  cursor: pointer;
  width: 28px;
  position: absolute;
}
.selectMultiple > div .arrow:before, .selectMultiple > div .arrow:after {
  content: "";
  position: absolute;
  display: block;
  width: 2px;
  height: 8px;
  border-bottom: 8px solid #99A3BA;
  top: 43%;
  transition: all 0.3s ease;
}
.selectMultiple > div .arrow:before {
  right: 12px;
  transform: rotate(-130deg);
}
.selectMultiple > div .arrow:after {
  left: 9px;
  transform: rotate(130deg);
}
.selectMultiple > div span {
  color: #99A3BA;
  display: block;
  position: absolute;
  left: 12px;
  cursor: pointer;
  top: 8px;
  line-height: 28px;
  transition: all 0.3s ease;
}
.selectMultiple > div span.hide {
  opacity: 0;
  visibility: hidden;
  transform: translate(-4px, 0);
}
.selectMultiple > div a {
  position: relative;
  padding: 0 24px 6px 8px;
  line-height: 28px;
  color: #1E2330;
  display: inline-block;
  vertical-align: top;
  margin: 0 6px 0 0;
}
.selectMultiple > div a em {
  font-style: normal;
  display: block;
  white-space: nowrap;
}
.selectMultiple > div a:before {
  content: "";
  left: 0;
  top: 0;
  bottom: 6px;
  width: 100%;
  position: absolute;
  display: block;
  background: rgba(228, 236, 250, 0.7);
  z-index: -1;
  border-radius: 4px;
}
.selectMultiple > div a i {
  cursor: pointer;
  position: absolute;
  top: 0;
  right: 0;
  width: 24px;
  height: 28px;
  display: block;
}
.selectMultiple > div a i:before, .selectMultiple > div a i:after {
  content: "";
  display: block;
  width: 2px;
  height: 10px;
  position: absolute;
  left: 50%;
  top: 50%;
  background: #4D18FF;
  border-radius: 1px;
}
.selectMultiple > div a i:before {
  transform: translate(-50%, -50%) rotate(45deg);
}
.selectMultiple > div a i:after {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.selectMultiple > div a.notShown {
  opacity: 0;
  transition: opacity 0.3s ease;
}
.selectMultiple > div a.notShown:before {
  width: 28px;
  transition: width 0.45s cubic-bezier(0.87, -0.41, 0.19, 1.44) 0.2s;
}
.selectMultiple > div a.notShown i {
  opacity: 0;
  transition: all 0.3s ease 0.3s;
}
.selectMultiple > div a.notShown em {
  opacity: 0;
  transform: translate(-6px, 0);
  transition: all 0.4s ease 0.3s;
}
.selectMultiple > div a.notShown.shown {
  opacity: 1;
}
.selectMultiple > div a.notShown.shown:before {
  width: 100%;
}
.selectMultiple > div a.notShown.shown i {
  opacity: 1;
}
.selectMultiple > div a.notShown.shown em {
  opacity: 1;
  transform: translate(0, 0);
}
.selectMultiple > div a.remove:before {
  width: 28px;
  transition: width 0.4s cubic-bezier(0.87, -0.41, 0.19, 1.44) 0s;
}
.selectMultiple > div a.remove i {
  opacity: 0;
  transition: all 0.3s ease 0s;
}
.selectMultiple > div a.remove em {
  opacity: 0;
  transform: translate(-12px, 0);
  transition: all 0.4s ease 0s;
}
.selectMultiple > div a.remove.disappear {
  opacity: 0;
  transition: opacity 0.5s ease 0s;
}
.selectMultiple > ul {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 16px;
  z-index: 1;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  visibility: hidden;
  opacity: 0;
  border-radius: 8px;
  transform: translate(0, 20px) scale(0.8);
  transform-origin: 0 0;
  filter: drop-shadow(0 12px 20px rgba(22, 42, 90, 0.08));
  transition: all 0.4s ease, transform 0.4s cubic-bezier(0.87, -0.41, 0.19, 1.44), filter 0.3s ease 0.2s;
}
.selectMultiple > ul li {
  color: #1E2330;
  background: #fff;
  padding: 12px 16px;
  cursor: pointer;
  overflow: hidden;
  position: relative;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease 0.3s, opacity 0.5s ease 0.3s, border-radius 0.3s ease 0.3s;
}
.selectMultiple > ul li:first-child {
  border-radius: 8px 8px 0 0;
}
.selectMultiple > ul li:first-child:last-child {
  border-radius: 8px;
}
.selectMultiple > ul li:last-child {
  border-radius: 0 0 8px 8px;
}
.selectMultiple > ul li:last-child:first-child {
  border-radius: 8px;
}
.selectMultiple > ul li:hover {
  background: #4D18FF;
  color: #fff;
}
.selectMultiple > ul li:after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  border-radius: 100%;
  transform: scale(1, 1) translate(-50%, -50%);
  transform-origin: 50% 50%;
}
.selectMultiple > ul li.beforeRemove {
  border-radius: 0 0 8px 8px;
}
.selectMultiple > ul li.beforeRemove:first-child {
  border-radius: 8px;
}
.selectMultiple > ul li.afterRemove {
  border-radius: 8px 8px 0 0;
}
.selectMultiple > ul li.afterRemove:last-child {
  border-radius: 8px;
}
.selectMultiple > ul li.remove {
  transform: scale(0);
  opacity: 0;
}
.selectMultiple > ul li.remove:after {
  -webkit-animation: ripple 0.4s ease-out;
          animation: ripple 0.4s ease-out;
}
.selectMultiple > ul li.notShown {
  display: none;
  transform: scale(0);
  opacity: 0;
  transition: transform 0.35s ea.........完整代码请登录后点击上方下载按钮下载查看