html文件
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>登录</title>
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<script src="https://cdn.bootcss.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<link rel="stylesheet" type="text/css" href="/static/register.css">
<body>
{# <div id="tip1" class="alert alert-primary alert-dismissible fade" role="alert">#}
{# <strong>成功!</strong> 绑定成功.#}
{# </div>#}
{# <div id="tip2" class="alert alert-warning alert-dismissible fade" role="alert">#}
{# <strong>失败!</strong> 绑定失败.#}
{# </div>#}
<h1 class="a">注册</h1>
<form action="/register" method="POST" class="middle">
<p><input type="text" name="username" placeholder="输入用户名"></p>
<p><input type="password" name="password" placeholder="输入密码"></p>
<p><input type="password" name="repassword" placeholder="确认密码"></p>
<p><input type="submit" value="注册"></p>
</form>
<form action="/" method="POST">
<p class="b"><input type="submit" value="返回首页" color="grey"></p>
</form>
</body>
</html>
css文件
/* *{
padding: 0;
margin: 0;
border: none;
} */
/* margin: auto; =0 auto上下为0，左右自适应*/
/* body{
display: flex;
justify-content: center;
align-items: center;
} */
/* body里middle内全部水平居中但注册、返回在middle类两边。middle则四个元素紧挨整体水平居中 */
/* .middle{
display: flex;
justify-content: center;
align-items: center;
} */
/* Set document background and font */
body {
background-color: #f8f9fa;
font-family: 'Helvetica Neue', Arial, sans-serif;
}
/* Set form container styles */
.middle {
margin-top: 50px;
padding: 30px;
background-color: #fff;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
border-radius: 5px;
}
/* Set form header styles */
.a {
font-size: 36px;
margin-bottom: 40px;
}
/* Set input styles */
input[type="text"], input[type="password"] {
margin-bottom: 25px;
padding: 15px;
border-radius: 3px;
border: none;
box-shadow: 0 2px 3px rgba(0, 0, 0, 0.1);
width: 100%;
box-sizing: border-box;
font-size: 16px;
}
/* Set button styles */
button[type="submit"] {
background-color: #007bff;
border: none;
color: #fff;
border-radius: 3px;
padding: 15px 20px;
font-size: 16px;
cursor: pointer;
transition: background-color 0.3s ease-in-out;
width: 100%;
}
button[type="submit"]:hover {
background-color: #0069d9;
}
/* Set responsive styles */
@media only screen and (max-width: 767px) {
.middle {
margin-top: 20px;
}
.a {
font-size: 24px;
margin-bottom: 20px;
}
input[type="text"], input[type="password"] {
padding: 10px;
font-size: 14px;
}
button[type="submit"] {
padding: 10px 15px;
font-size: 14px;
}
}
/* Set document background and font */
body {
background-color: #f8f9fa;
font-family: Arial, sans-serif;
}
/* Set form header styles */
.a {
margin-top: 50px;
font-size: 36px;
text-align: center;
}
/* Set form styles */
.middle {
margin: 50px auto;
max-width: 400px;
padding: 30px;
background-color: #fff;
border-radius: 5px;
box-shadow: 0px 2px 5px rgba(0,0,0,0.15);
}
/* Set input styles */
input[type="text"],
input[type="password"] {
width: 100%;
padding: 15px;
margin-bottom: 20px;
border-radius: 3px;
border: 1px solid #ccc;
font-size: 16px;
}
/* Set placeholder styles */
::placeholder {
color: #bfbfbf;
}
/* Set submit button styles */
input[type="submit"] {
width: 100%;
background-color: #007bff;
border: none;
border-radius: 3px;
padding: 15px;
color: #fff;
font-size: 16px;
font-weight: bold;
text-transform: uppercase;
cursor: pointer;
transition: background-color 0.3s ease-in-out;
}
input[type="submit"]:hover {
background-color: #0056b3;
}
/* Set responsive styles */
@media only screen and (max-width: 767px) {
/* Reduce font size for smaller screens */
.a {
font-size: 24px;
}
input[type="text"],
input[type="password"] {
padding: 10px;
margin-bottom: 10px;
}
/* Change submit button padding */
input[type="submit"] {
padding: 10px;
}
}
/* 第2种 */
/* Set document background and font */
body {
background-color: #f8f9fa;
font-family: Arial, sans-serif;
}
/* Set form header styles */
.a {
margin-top: 50px;
font-size: 36px;
text-align: center;
}
/* Set form styles */
.middle {
margin: 50px auto;
max-width: 400px;
padding: 30px;
background-color: #fff;
border-radius: 5px;
box-shadow: 0px 2px 5px rgba(0,0,0,0.15);
}
/* Set input styles */
input[type="text"],
input[type="password"] {
width: 100%;
padding: 15px;
margin-bottom: 20px;
border-radius: 3px;
border: 1px solid #ccc;
font-size: 16px;
}
/* Set placeholder styles */
::placeholder {
color: #bfbfbf;
}
/* Set submit button styles */
input[type="submit"] {
width: 100%;
background-color: #007bff;
border: none;
border-radius: 3px;
padding: 15px;
color: #fff;
font-size: 16px;
font-weight: bold;
text-transform: uppercase;
cursor: pointer;
transition: background-color 0.3s ease-in-out;
}
input[type="submit"]:hover {
background-color: #0056b3;
}
/* Set responsive styles */
@media only screen and (max-width: 767px) {
/* Reduce font size for smaller screens */
.a {
font-size: 24px;
}
input[type="text"],
input[type="password"] {
padding: 10px;
margin-bottom: 10px;
}
/* Change submit button padding */
input[type="submit"] {
padding: 10px;
}
}