<header class="am-topbar am-topbar-inverse">
<ul style="list-style: none; margin-left: -32px;">
<li class="one_float" style="float: left;">
<select id="sel_city" onchange="changecity()" style="color: whitesmoke;background: rgba(0,0,0,0); border: none;">
<option class="city_color" value="哈尔滨">哈尔滨</option>
<option class="city_color" value="北京">北京</option>
<option class="city_color" value="沈阳">沈阳</option>
</select></li>
<li class="one_float">
<p><input type="text" class="am-form-field am-round" style="width:190px;" placeholder="输入商家、分类或商圈" /></p>
</li>
</ul>
<ul style="float: right;list-style: none; ">
<li><button type="button" class="am-btn am-btn-primary am-btn-xs one_float">按钮</button></li>
<li><button type="button" class="am-btn am-btn-primary am-btn-xs one_float">按钮</button></li>
</ul>
</header>
<ul style="list-style: none; margin-left: -32px;">
<li class="one_float" style="float: left;">
<select id="sel_city" onchange="changecity()" style="color: whitesmoke;background: rgba(0,0,0,0); border: none;">
<option class="city_color" value="哈尔滨">哈尔滨</option>
<option class="city_color" value="北京">北京</option>
<option class="city_color" value="沈阳">沈阳</option>
</select></li>
<li class="one_float">
<p><input type="text" class="am-form-field am-round" style="width:190px;" placeholder="输入商家、分类或商圈" /></p>
</li>
</ul>
<ul style="float: right;list-style: none; ">
<li><button type="button" class="am-btn am-btn-primary am-btn-xs one_float">按钮</button></li>
<li><button type="button" class="am-btn am-btn-primary am-btn-xs one_float">按钮</button></li>
</ul>
</header>