如何从最后一行的元素中删除边框? [英] How to remove border from elements in the last row?
本文介绍了如何从最后一行的元素中删除边框?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我的布局是这样的(我输入的是内联样式而不是类的简化版本)
My layout is something like this (I'm typing a simplified version with inline styles instead of classes)
.qa {
border-bottom: 1px solid #ccc;
}
<div style="display: flex; flex-wrap: wrap; flex-direction: row">
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" style="width:50%;">
<div>Question</div>
<div>Answer</div>
</div>
</div>
这基本上呈现出以下内容:
This basically renders something like this:
我的问题是:
如何摆脱最后一行的边框?
推荐答案
您可以为元素添加负底边距,然后隐藏上溢.这将隐藏不需要的边框.
You can add a negative bottom margin to your elements then hide the overflow. This will hide the unwanted borders.
.qa {
border-bottom: 1px solid #ccc;
margin-bottom:-1px;
margin-top:1px; /*to rectify the bottom margin, we can also consider padding-bottom*/
/*irrelevant styles*/
padding: 5px;
margin-left:5px;
margin-right:5px;
box-sizing: border-box;
flex:1 1 40%;
}
.wrapper {
display: flex;
flex-wrap: wrap;
flex-direction: row;
overflow:hidden;
}
<div class="wrapper">
<div class="qa">
<div>Question</div>
<div>Answer<br>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer<br>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa">
<div>Question</div>
<div>Answer<br>Answer</div>
</div>
</div>
即使一行中的元素数不同于2:
This trick should work even if the number of element in a row is different from 2:
.qa {
border-bottom: 1px solid #ccc;
margin-bottom:-1px;
margin-top:1px;
/*irrelevant styles*/
padding: 5px;
margin-left:5px;
margin-right:5px;
box-sizing: border-box;
flex:1 1 20%;
}
.wrapper {
display: flex;
flex-wrap: wrap;
flex-direction: row;
overflow:hidden;
}
<div class="wrapper">
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer<br> answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer<br> answer</div>
</div>
</div>
它还可以与响应式布局一起使用,在该布局中,小屏幕上的列数可以更改:
It will also work with a reponsive layout where the number of columns can change on small screens:
.qa {
border-bottom: 1px solid #ccc;
margin-bottom:-1px;
margin-top:1px;
/*irrelevant styles*/
padding: 5px;
margin-left:5px;
margin-right:5px;
box-sizing: border-box;
flex:1 1 20%;
}
.wrapper {
display: flex;
flex-wrap: wrap;
flex-direction: row;
overflow:hidden;
}
@media all and (max-width:800px) {
.qa {
flex:1 1 30%;
}
}
@media all and (max-width:400px) {
.qa {
flex:1 1 40%;
}
}
<div class="wrapper">
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer<br> answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer</div>
</div>
<div class="qa" >
<div>Question</div>
<div>Answer<br> answer</div>
</div>
</div>
这篇关于如何从最后一行的元素中删除边框?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
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