為什們我的文字沒有在圖片里，想哭？？？
<html>
<meta?charset="utf-8"?/>
<head>
<title>自我介紹</title>
<style?type="text/css">
.box1{width:200px;
????height:200px;???????????position:relative;
??????????????}
.box2{?width:99%;???position:absolute;
bottom:0;?left:o;}
</style>
<div??class=".box1"><img??src="http://img1.sycdn.imooc.com//52b4113500018cf102000200.jpg"?>
<div?class=".box2">這是我的女朋友?</div>
</div>
</body>
</html>
2017-11-07
把class=".box1"和class=".box2"中的“.”去掉，前面的.box1{}中"."是類選擇符,類名應該是個box1
2017-11-07
<html>
????<meta?charset="utf-8"?/>
?
????????<head>
????????<title>自我介紹</title>
????????<style?type="text/css">
?????????
????????.box1{width:200px;
????height:200px;???????????position:relative;
??????????????????????}
????????.box2{?width:99%;???position:absolute;
????????bottom:0;?left:o;}
????????</style>
????????<div??class="box1"><img??src="http://img1.sycdn.imooc.com//52b4113500018cf102000200.jpg"?>
????????<div?class="box2">這是我的女朋友?</div>
????????</div>
????</body>
</html>