这是html：
<div class="container-fluid">
<div class="row fluid">
<div class="nav clearfix">
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="hotel">
<div class="hotel_img"></div>
<h1>Accomodation</h1>
<div class="bottom_border"></div>
<p>
Perfect solution:
<span>hotel, apartment, hostel, guest house</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="tour">
<div class="tour_img"></div>
<h1>Tourist Attractions</h1>
<div class="bottom_border"></div>
<p>
Search your favorite:
<span>restaurant, museum, hotel, attractions</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="clearfix restaurant">
<div class="restaurant_img"></div>
<h1>Restaurants</h1>
<div class="bottom_border"></div>
<p>
You are hungry:
<span>chinese food, burgers, traditional foods</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="event">
<div class="event_img"></div>
<h1>Events & Tickets</h1>
<div class="bottom_border"></div>
<p>
It's time to have fun:
<span>concerts, cinema, exhibitions</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="coffee">
<div class="coffee_img"></div>
<h1>Coffee Shop</h1>
<div class="bottom_border"></div>
<p>
You must wake up:
<span>Starbucks, Filicori, Nescafe, Lavazza</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-6 col-md-4 col-lg-2 col-xl-2 clearfix">
<div class="gov">
<div class="gov_img"></div>
<h1>Government</h1>
<div class="bottom_border"></div>
<p>
Must see:
<span>parliament building, district court, royal house</span>
</p>
</div>
</div>
</div>
</div>
它不会破坏，而只是保持为1列并强制滚动条。 我希望它看起来像 1 2 3 4 5 6 1 2 3 4 5 6 并堆放在手机上。相反，它在任何屏幕尺寸上都保持1 2 3 4 5 6。代码对我来说是正确的，我不确定某些东西是否会阻止它破坏或者我是否只是做错了。有什么想法吗？
答案 0 :(得分：0)
确保导入Bootstrap库。粘贴的代码在没有它的情况下不会做任何事情。
对于小屏幕，使用col-12获取全宽，对于大屏幕，使用col-6获得半宽（并排列）。
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.1.1.slim.min.js" integrity="sha384-A7FZj7v+d/sdmMqp/nOQwliLvUsJfDHW+k9Omg/a/EheAdgtzNs3hpfag6Ed950n" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/tether/1.4.0/js/tether.min.js" integrity="sha384-DztdAPBWPRXSA/3eYEEUWrWCy7G5KFbe8fFjk5JAIxUYHKkDx6Qin1DkWx51bBrb" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/js/bootstrap.min.js" integrity="sha384-vBWWzlZJ8ea9aCX4pEW3rVHjgjt7zpkNpZk+02D9phzyeVkE+jo0ieGizqPLForn" crossorigin="anonymous"></script>
<div class="row">
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="hotel">
<div class="hotel_img"></div>
<h1>Accomodation</h1>
<div class="bottom_border"></div>
<p>
Perfect solution:
<span>hotel, apartment, hostel, guest house</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="tour">
<div class="tour_img"></div>
<h1>Tourist Attractions</h1>
<div class="bottom_border"></div>
<p>
Search your favorite:
<span>restaurant, museum, hotel, attractions</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="clearfix restaurant">
<div class="restaurant_img"></div>
<h1>Restaurants</h1>
<div class="bottom_border"></div>
<p>
You are hungry:
<span>chinese food, burgers, traditional foods</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="event">
<div class="event_img"></div>
<h1>Events & Tickets</h1>
<div class="bottom_border"></div>
<p>
It's time to have fun:
<span>concerts, cinema, exhibitions</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="coffee">
<div class="coffee_img"></div>
<h1>Coffee Shop</h1>
<div class="bottom_border"></div>
<p>
You must wake up:
<span>Starbucks, Filicori, Nescafe, Lavazza</span>
</p>
</div>
</div>
<div class="col-xs-12 col-sm-12 col-md-12 col-lg-6 col-xl-6">
<div class="gov">
<div class="gov_img"></div>
<h1>Government</h1>
<div class="bottom_border"></div>
<p>
Must see:
<span>parliament building, district court, royal house</span>
</p>
</div>
</div>
</div>