高手，请问网站新闻页显示如何调整横向，不是竖向的

                </ul>
                <div style="clear"></div>
                <div id="ctl00_ContentConn_PageInfo" class="fenye"> <li>首页</li>
<li class="thisclass">1</li>
<li><a href='list_17_2.html'>2</a></li>
<li><a href='list_17_3.html'>3</a></li>
<li><a href='list_17_4.html'>4</a></li>
<li><a href='list_17_5.html'>5</a></li>
<li><a href='list_17_2.html'>下一页</a></li>
<li><a href='list_17_5.html'>末页</a></li>
<li><select name='sldd' style='width:36px' onchange='location.href=this.options[this.selectedIndex].value;'>
<option value='list_17_1.html' selected>1</option>
<option value='list_17_2.html'>2</option>
<option value='list_17_3.html'>3</option>
<option value='list_17_4.html'>4</option>
<option value='list_17_5.html'>5</option>
</select></li>
<li><span class="pageinfo">共 <strong>5</strong>页<strong>42</strong>条</span></li>
</div>

<div id="ctl00_ContentConn_PageInfo" class="fenye"> 
    <ul style="height:100%;width:100%;display:flex;">
        <li>首页</li>
        <li class="thisclass">1</li>
        <li><a href='list_17_2.html'>2</a></li>
        <li><a href='list_17_3.html'>3</a></li>
        <li><a href='list_17_4.html'>4</a></li>
        <li><a href='list_17_5.html'>5</a></li>
        <li><a href='list_17_2.html'>下一页</a></li>
        <li><a href='list_17_5.html'>末页</a></li>
        <li>
            <select name='sldd' style='width:36px'             onchange='location.href=this.options[this.selectedIndex].value;'>
                <option value='list_17_1.html' selected>1</option>
                <option value='list_17_2.html'>2</option>
                <option value='list_17_3.html'>3</option>
                <option value='list_17_4.html'>4</option>
                <option value='list_17_5.html'>5</option>
            </select>
        </li>
        <li><span class="pageinfo">共 <strong>5</strong>页<strong>42</strong>条</span></li>
    </ul>
</div>

css加上display: flex;

<div id="ctl00_ContentConn_PageInfo" class="fenye" style="display:flex">