abstract：<!DOCTYPE html><html><head><meta charset="UTF-8"><title>邊框</title><style type="text/css">.box{width: 300px;height: 300px;border: 1px solid
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>邊框</title>
<style type="text/css">
.box{
width: 300px;
height: 300px;
border: 1px solid red;
}
</style>
</head>
<body>
<div></div>
</body>
</html>
Correcting teacher：查無(wú)此人Correction time：2019-04-04 16:21:42
Teacher's summary：完成的不錯(cuò)。剛學(xué)習(xí)樣式，會(huì)不習(xí)慣，多練習(xí)，把常用的作個(gè)常用樣式文件。繼續(xù)加油。