bootstrap自适应反馈表单简约美化效果代码-html代码-BFW代码库

bootstrap自适应反馈表单简约美化效果代码

代码语言：html

代码描述：bootstrap自适应反馈表单简约美化效果代码

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="zh">
<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> 
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/bootstrap.4.3.1.min.css">
<style>
body{
    margin-top: 100px;
}
    .form-group.input-material {
  position: relative;
  margin-top: 50px;
  margin-bottom: 25px; }
  .form-group.input-material label {
    color: #b1bbc4;
    font-size: 16px;
    font-weight: normal;
    position: absolute;
    pointer-events: none;
    left: 5px;
    top: 7px;
    transition: 0.1s ease all;
    -moz-transition: 0.1s ease all;
    -webkit-transition: 0.1s ease all; }
  .form-group.input-material .form-control {
    border: none;
    border-bottom: 2px solid #ced4da;
    border-radius: 0px;
    background: transparent;
    padding-left: 5px;
    box-shadow: none;
    /* required fields */
    /* active state */
    /* invalid state */ }
    .form-group.input-material .form-control:required ~ label::after {
      content: '*';
      color: #dc3545;
      padding-left: 2px;
      font-size: 0.8em; }
    .form-group.input-material .form-control:focus, .form-group.input-material .form-control[value]:not([value=""]) {
      border-bottom-color: #007bff;
      color: #000; }
    .form-group.input-material .form-control:focus ~ label, .form-group.input-material .form-control[value]:not([value=""]) ~ label {
      top: -25px;
      font-size: 14px;
      color: #007bff;
      font-weight: 500; }
    .form-group.input-material .form-control:focus.invalid, .form-group.input-material .form-control.invalid, .form-group.input-material .form-control:focus.parsley-error, .form-group.input-material .form-control[value]:not([value=""]).parsley-error {
      border-bottom-color: #dc3545; }
    .form-group.input-material .form-control:focus.invalid ~ label, .form-group.input-material .form-control.invalid ~ label, .form-group.input-material .form-control:focus.parsley-error ~.........完整代码请登录后点击上方下载按钮下载查看