You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.
< ? php
header ( 'Content-Type: text/html; charset=utf-8' );
?>
<!DOCTYPE html>
<html>
<head>
<title>学生管理系统</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
* {
box-sizing: border-box;
}
/* body 样式 */
.body{
width: 100%;
min-height: 75vh;
background-color: Coral;
background-color:rgba(220,38,38,0.2);
opacity: 0.75;
}
/* 标题 */
.header {
padding: 10px;
height: 100px;
text-align: center;
background:#CFF;
color: blcak;
}
/* 标题字体加大 */
.header h1 {
font-size: 20px;
}
/* 导航 */
.navbar {
overflow: hidden;
background-color: #333;
}
/* 导航栏样式 */
.navbar a {
float: left;
display: block;
color: white;
text-align: center;
padding: 14px 20px;
text-decoration: none;
}
.left{
float: left;
box-sizing: border-box;
border-radius: 10px;
width: 200px;
min-height: 600px;
background: BurlyWood;
}
.middle{
float: left;
margin-left: 10px;
border-radius: 10px;
width: 1200px;
min-height: 600px;
background: BurlyWood;
}
.button{
margin-left: 40px;
margin-right: 40px;
margin-top: 50px;
width: 100px;
height: 40px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 5px;
background: rgab
}
a:link { text-decoration: none;color: blue};
/* 底部 */
.footer {
width: 100%;
height: 87px;
position: absolute;
left: 59px;
bottom: 232px;
background:#F00;
}
/* 响应式布局 - 在屏幕设备宽度尺寸小于 700px 时, 让两栏上下堆叠显示 */
@media screen and (max-width: 700px) {
.row {
flex-direction: column;
}
}
/* 响应式布局 - 在屏幕设备宽度尺寸小于 400px 时, 让导航栏目上下堆叠显示 */
@media screen and (max-width: 400px) {
.navbar a {
float: none;
width: 100%;
}
}
</style>
</head>
<body background="images/20.jpg">
<div class="header">
<h1>学生管理系统</h1>
</div>
<div class="body">
<div style="width: 100%; min-height: 450px; display: flex; justify-content: center; margin-top: 20px;">
<div class="left">
<a href="student_manage.php" target="main"><div class="button">学生管理</div></a>
<a href="score_manage.php" target="main"><div class="button">成绩管理</div></a>
<a href="course_manage.php" target="main"><div class="button">课程管理</div></a>
</div>
<div class="middle">
<iframe name="main" frameborder="0" width="100%" height="100%" scrolling="no"></iframe>
</div>
</div>
</div>
<div class="footer">
<div style="width: 100%; margin-left: 0px; background:#CFF">
<h2>系别：计算机科学与工程学院
班级：
</h2><h2>姓名：张美锋
联系方式：
</h2>
</div>
</div>
</body>
</html>
