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css hover: display:block;伪类在下拉菜单中的应用需要注意z-index的使用_html/css_WEB-ITnose

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Release： 2016-06-21 08:59:19
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 " width="42" style="max-width:90%" /> 
 
M_UserName; ?>
Copy after login

css:

.pr{position:relative;}
.pa{position:absolute;}

.userinfo2 .mylink2{z-index:1;display:none;width:80px;background:#fff;}

.userinfo2:hover .mylink2{display:block;}

以上用法,注意增加z-index这一句,否则,下拉菜单在遇到导航或其它元素时,可能会闪烁或意外隐藏等.

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css hover: display:block;伪类在下拉菜单中的应用需要注意z-index的使用
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