你可以利用
order
的内部属性
media query
.
问题是
#locate
在一个
.row
A的内部
.col-6
和
秩序
仅适用于
兄弟姐妹
元素。因此,您必须将其应用于
COL-6
本身。幸运的是,
#home-img
有
higher specificity
比简单的
.col6
,因此它将重写另一个选择器。
这可以在下面看到,其中
#定位
手机第一,而且
#home-image
台式机优先(单击
Run code snippet
然后
Full page
要查看桌面视图,请执行以下操作:
@media screen and (max-width: 768px) {
.col-6 {
order: 1;
}
#home-img {
order: 2;
}
}
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<div class="row">
<div id="home-img" class="col-6">
home-img
</div>
<div class="col-6">
<div class="row">
<div id="locate" class="col-12">
locate
</div>
<div id="order" class="col-12">
order
</div>
</div>
</div>
</div>
请注意,如果您希望元素堆叠在移动设备上,您可以利用
col-md-6
和
col-sm-12
而不是简单的
col-6
班级:
@媒体屏幕和(最大宽度:768px){
.第6列{
顺序:1;
}
#主页img{
顺序:2;
}
}
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<div class="row">
<div id="home-img" class="col-md-6 col-sm-12">
home-img
</div>
<div class="col-md-6 col-sm-12">
<div class="row">
<div id="locate" class="col-12">
locate
</div>
<div id="order" class="col-12">
order
</div>
</div>
</div>
</div>