@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
<script src="~/Scripts/jquery-3.3.1.min.js"></script>
<script src="~/Scripts/jquery.easyui.min.js"></script>
<script src="~/Scripts/easyui-lang-zh_CN.js"></script>
<link href="~/Content/EasyUI/themes/icon.css" rel="stylesheet" />
<link href="~/Content/EasyUI/themes/default/easyui.css" rel="stylesheet" />
</head>
<body>
<h2>Fluid Layout</h2>
<p>Percentage width of region panel in a layout.</p>
<div style="margin:20px 0;"></div>
<div class="easyui-layout" style="width:700px;height:350px;">
<div id="p" data-options="region:'west'" title="West" style="width:30%;padding:10px">
<p>width: 30%</p>
</div>
<div data-options="region:'center'" title="Center">
</div>
</div>
</body>
</html>