js+css实现表单验证动画交互效果代码-html代码-BFW代码库

js+css实现表单验证动画交互效果代码

代码语言：html

所属分类：验证

代码描述：js+css实现表单验证动画交互效果代码

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-CN">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
  
        <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600&display=swap" rel="stylesheet">
       <style>
           :root {
    --primary: #4361ee;
    --primary-light: #4895ef;
    --danger: #f72585;
    --success: #4cc9f0;
    --dark: #2b2d42;
    --light: #f8f9fa;
    --gray: #adb5bd;
    --border-radius: 12px;
    --shadow: 0 10px 20px rgba(0,0,0,0.1);
    --transition: all .3s cubic-bezier(0.25,0.8,0.25,1)
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0
}

body {
    font-family: 'Poppins',sans-serif;
    background: linear-gradient(135deg,#f5f7fa 0,#c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    color: var(--dark);
    line-height: 1.6
}

.container {
    max-width: 800px;
    width: 100%;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    display: flex
}

.form-container {
    padding: 40px;
    flex: 1
}

.illustration {
    flex: 1;
    background: linear-gradient(135deg,var(--primary) 0,var(--primary-light) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px
}

.illustration img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 5px 15px rgba(0,0,0,0.2))
}

h1 {
    font-size: 2.2rem;
    margin-bottom: 10px;
    color: var(--primary);
    font-weight: 600
}

.subtitle {
    color: var(--gray);
    margin-bottom: 30px;
    font-weight: 300
}

.form-group {
    margin-bottom: 25px;
    position: relative
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark);
    font-size: .9rem
}

input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: #f8f9fa
}

input:focus {
    outline: 0;
    border-color: var(--primary);
    background-color: white;
    box-shadow: 0 0 0 3px rgba(67,97,238,0.2)
}

button {
    width: 100%;
    padding: 15px;
    background: linear-gradient(to right,var(--primary) 0,var(--primary-light) 100%);
    color: white;
    border: 0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(67,97,238,0.3)
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67,97,238,0.4)
}

.error-message {
    color: var(--danger);
    margin-top: 8px;
    font-size: .85rem;
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    align-items: center
}

.error-message::before {
    content: "!";
    display: inline-bloc.........完整代码请登录后点击上方下载按钮下载查看