property position does not exist in css Level1.
我用 TopStyle Pro3.12编写如下代码软件里面提示:
property position does not exist in css Level1.
property top does not exist in css Level1.
property left does not exist in css Level1.
但是在浏览器中都是好使的,不知何故,特此发问!谢谢
<html><head><title></title><style type="text/css">#po{ position:absolute; top:50px; left:200px;}</style></head><body><p id="po">绝对定位</p></body></html>