样式

代码:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<title>....</title>
<link rel="stylesheet" rev="stylesheet" href="http://www.qubaobei.com/badmin/city/style/style.css?v=4" type="text/css" />
<link rel="stylesheet" href="//www.qubaobei.com/kadmin/zlmm/static/admin/lib/layui/css/layui.css" id="layui">
</head>
<body>
<fieldset class="layui-elem-field layui-field-title" style="margin-top: 20px;"> <legend>添加新期数</legend></fieldset>
<div style="margin-top: 20px;">
<form class="layui-form" action="" method="post">
<div class="layui-form-item">
<div class="layui-inline" >
<label class="layui-form-label">期数</label>
<div class="layui-input-inline" style="width: 100px">
<input lay-verify="required|number" name="act_num" id="act_num" placeholder="请输入期数" autocomplete="off" class="layui-input" style="width: 100px">
</div>
</div>
</div>
<div class="layui-form-item">
<div class="layui-inline" >
<label class="layui-form-label">帖子ID</label>
<div class="layui-input-inline" style="width: 100px">
<input lay-verify="required|number" name="post_id" id="post_id" placeholder="请输入id" autocomplete="off" class="layui-input" style="width: 100px">
</div>
<div class="layui-input-inline">
<input type="text" id="post_title" placeholder="自动匹配" readonly="readonly" autocomplete="off" class="layui-input" style="width: 390px">
</div>
</div>
</div>
<div class="layui-form-item">
<div class="layui-inline" >
<label class="layui-form-label">顶部标题</label>
<div class="layui-input-inline">
<input type="text" lay-verify="required" name="title" placeholder="活动页顶部标题" autocomplete="off" class="layui-input" style="width: 500px">
</div>
</div>
</div>
<div class="layui-form-item">
<div class="layui-inline" >
<label class="layui-form-label">分享文案</label>
<div class="layui-input-inline">
<input type="text" lay-verify="required" name="share_txt" placeholder="分享文案" autocomplete="off" class="layui-input" style="width: 500px">