极客观点
项目管理
HarmonyOS
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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="Generator" content="EditPlus®">
<meta name="Author" content="">
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<meta name="Description" content="">
<title>Document</title>
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<script src="http://libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
<style>
.mainmenu{
border:1px solid yellow;
width:auto;
overflow:hidden;
height：40px;
}
.nav li{
display:inline-block;
}
</style>
</head>
<body>
<div class="mainmenu">
<div class="container pull-left">
<ul class="nav ">
<li><a href="#">标题1</a></li>
<li><a href="#">标题2</a></li>
<li><a href="#">标题3</a></li>
<li><a href="#">标题4</a></li>
</ul>
</div>
<div class="dropdown pull-right">
<button id="dLabel" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Dropdown trigger
<span class="caret"></span>
</button>
<ul class="dropdown-menu" aria-labelledby="dLabel" style="">
<li tabindex="-1">aa</li>
<li tabindex="-1">bb</li>
<li tabindex="-1">cc</li>
<li tabindex="-1">dd</li>
</ul>
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</body>
</html>为什么我下拉框内容不能看到，怎样让它完整的显示出来？ 导航栏高度不能修改
html5
overflow:hidden;超出隐藏了
去掉overflow：hidden;加个清除浮动就好了