bootstrap简洁表单效果代码-html代码-BFW代码库

bootstrap简洁表单效果代码

代码语言：html

代码描述：bootstrap简洁表单效果代码

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>
        .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.i.........完整代码请登录后点击上方下载按钮下载查看