用html+css+js写一个登陆界面
时间: 2023-05-17 14:02:50 浏览: 176
好的,以下是一个简单的登陆界面的 HTML、CSS 和 JavaScript 代码:
HTML 代码:
```
<!DOCTYPE html>
<html>
<head>
<title>Login Page</title>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<div class="login-box">
<h2>Login Here</h2>
<form>
<div class="user-box">
<input type="text" name="" required="">
<label>Username</label>
</div>
<div class="user-box">
<input type="password" name="" required="">
<label>Password</label>
</div>
<a href="#">
<span></span>
<span></span>
<span></span>
<span></span>
<input type="submit" name="" value="Submit">
</a>
</form>
</div>
</body>
</html>
```
CSS 代码:
```
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: sans-serif;
background: #34495e;
}
.login-box {
width: 280px;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
color: #fff;
}
.login-box h2 {
margin: 0 0 20px;
padding: 0;
font-size: 22px;
text-align: center;
}
.login-box form {
position: relative;
}
.login-box form input {
width: 100%;
margin-bottom: 20px;
}
.login-box form input[type="text"],
.login-box form input[type="password"] {
border: none;
border-bottom: 1px solid #fff;
background: transparent;
outline: none;
height: 40px;
color: #fff;
font-size: 16px;
}
.login-box form input[type="submit"] {
border: none;
outline: none;
height: 40px;
color: #fff;
font-size: 16px;
background: #3498db;
cursor: pointer;
border-radius: 20px;
}
.login-box form a {
position: relative;
display: inline-block;
}
.login-box form a input[type="submit"] {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 1;
opacity: 0;
cursor: pointer;
}
.login-box form a span {
position: absolute;
display: block;
height: 60px;
width: 60px;
border-radius: 50%;
background: #3498db;
opacity: 0.7;
}
.login-box form a span:nth-child(1) {
top: -30px;
left: -30px;
animation: animate1 1s linear infinite;
}
.login-box form a span:nth-child(2) {
top: -30px;
right: -30px;
animation: animate2 1s linear infinite;
}
.login-box form a span:nth-child(3) {
bottom: -30px;
right: -30px;
animation: animate3 1s linear infinite;
}
.login-box form a span:nth-child(4) {
bottom: -30px;
left: -30px;
animation: animate4 1s linear infinite;
}
@keyframes animate1 {
0% {
transform: rotate(0);
}
100% {
transform: rotate(360deg);
}
}
@keyframes animate2 {
0% {
transform: rotate(0);
}
100% {
transform: rotate(360deg);
}
}
@keyframes animate3 {
0% {
transform: rotate(0);
}
100% {
transform: rotate(360deg);
}
}
@keyframes animate4 {
0% {
transform: rotate(0);
}
100% {
transform: rotate(360deg);
}
}
```
JavaScript 代码:
```
// 暂无 JavaScript 代码
```
希望这个代码能够帮助到你!