用js写一个美妆登录注册页面
时间: 2023-11-27 20:55:02 浏览: 35
好的,以下是一个简单的美妆登录注册页面的代码示例,使用HTML、CSS和JavaScript编写:
HTML代码:
```html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>美妆登录注册页面</title>
<link rel="stylesheet" href="style.css" />
</head>
<body>
<div class="container">
<form id="login-form" class="login-form">
<h2>登录</h2>
<div class="input-field">
<input type="text" id="login-username" required />
<label for="login-username">用户名</label>
</div>
<div class="input-field">
<input type="password" id="login-password" required />
<label for="login-password">密码</label>
</div>
<button type="submit">登录</button>
<div class="error" id="login-error"></div>
</form>
<form id="register-form" class="register-form">
<h2>注册</h2>
<div class="input-field">
<input type="text" id="register-username" required />
<label for="register-username">用户名</label>
</div>
<div class="input-field">
<input type="email" id="register-email" required />
<label for="register-email">邮箱</label>
</div>
<div class="input-field">
<input type="password" id="register-password" required />
<label for="register-password">密码</label>
</div>
<button type="submit">注册</button>
<div class="error" id="register-error"></div>
</form>
</div>
<script src="script.js"></script>
</body>
</html>
```
CSS代码:
```css
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
body {
font-family: Arial, sans-serif;
background-color: #f2f2f2;
}
.container {
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
}
form {
background-color: #fff;
padding: 20px;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
text-align: center;
}
h2 {
margin-bottom: 20px;
color: #333;
}
.input-field {
position: relative;
margin-bottom: 20px;
}
input {
width: 100%;
padding: 10px 5px;
border: none;
border-bottom: 1px solid #ddd;
outline: none;
font-size: 16px;
}
label {
position: absolute;
top: 50%;
left: 0;
transform: translateY(-50%);
color: #999;
font-size: 16px;
pointer-events: none;
transition: all 0.3s ease;
}
input:focus + label,
input:valid + label {
top: 0;
font-size: 12px;
}
button[type="submit"] {
display: block;
width: 100%;
padding: 10px 0;
background-color: #333;
color: #fff;
border: none;
border-radius: 5px;
font-size: 16px;
cursor: pointer;
}
.error {
margin-top: 10px;
color: red;
font-size: 14px;
}
```
JavaScript代码:
```javascript
const loginForm = document.getElementById("login-form");
const loginUsername = document.getElementById("login-username");
const loginPassword = document.getElementById("login-password");
const loginError = document.getElementById("login-error");
const registerForm = document.getElementById("register-form");
const registerUsername = document.getElementById("register-username");
const registerEmail = document.getElementById("register-email");
const registerPassword = document.getElementById("register-password");
const registerError = document.getElementById("register-error");
// 登录表单提交事件
loginForm.addEventListener("submit", (e) => {
e.preventDefault();
// 进行登录验证
if (loginUsername.value === "admin" && loginPassword.value === "123456") {
alert("登录成功!");
} else {
loginError.textContent = "用户名或密码错误!";
}
});
// 注册表单提交事件
registerForm.addEventListener("submit", (e) => {
e.preventDefault();
// 进行注册验证
if (registerUsername.value === "admin" && registerEmail.value === "admin@example.com" && registerPassword.value === "123456") {
alert("注册成功!");
} else {
registerError.textContent = "注册失败,请检查输入信息!";
}
});
```
以上代码实现了一个简单的美妆登录注册页面,用户可以在页面中输入用户名、密码、邮箱等信息进行登录或注册操作。其中,使用了CSS实现了输入框的动态效果,使用了JavaScript实现了表单验证和提交功能。