如何用一行CSS分别实现10种现代布局?

前言
01、超级小中
grid
和place-items
优雅的实现同时水平居中和垂直居中。class="parent blue" >
<div class="box coral" contenteditable>
:)
div>
.ex1 .parent {
display: grid;
place-items: center;
}

02、可解构的自适应布局(The Deconstructed Pancake)
flex: 0 1 <baseWidth>
在视口足够的时候,三个框固定宽度横放 在视口不够的时候(宽度在移动上面),宽度仍然固定,,但是自动解构(原谅我的中文水平),不在同一水平面上
class="parent white">
class="box green">1
class="box green">2
class="box green">3
.ex2 .parent {
display: flex;
flex-wrap: wrap;
justify-content: center;
}
.ex2 .box {
flex: 1 1 150px; /* flex-grow: 1 ,表示自动延展到最大宽度 */
flex: 0 1 150px; /* No stretching: */
margin: 5px;
}

flex: 1 1 150px;
时候:
源码地址:https://codepen.io/una/pen/WNQdBza
03、经典的侧边栏
grid-template-columns: minmax(<min>, <max>) ...
grid
布局,结合可以minmax()
实现弹性的的这在你要适应大屏幕的时候很有用)。minmax(, )
就是字面意思。结合
单位,非常优雅,避免了数学计算宽度等不灵活的手段(的我们设置间隙手段时候)。
class="parent">
class="section yellow" contenteditable>
Min: 150px / Max: 25%
class="section purple" contenteditable>
This element takes the second grid position (1fr), meaning
it takes up the rest of the remaining space.
.ex3 .parent {
display: grid;
grid-template-columns: minmax(150px, 25%) 1fr;
}

源码地址:https://codepen.io/una/pen/gOaNeWL
04、固定的页眉和页脚
grid-template-rows: auto 1fr auto
grid
和fr
单位完子实现。
class="parent">
class="blue section" contenteditable>Header
class="coral section" contenteditable>Main
.ex4 .parent {
display: grid;
grid-template-rows: auto 1fr auto;
}

05、经典的圣杯布局(古典圣杯布局)
grid-template: auto 1fr auto / auto 1fr auto
class="parent">
class="pink section">Header
class="left-side blue section" contenteditable>Left Sidebar
class="section coral" contenteditable> Main Content
class="right-side yellow section" contenteditable>Right Sidebar
.ex5 .parent {
display: grid;
grid-template: auto 1fr auto / auto 1fr auto;
}
.ex5 header {
padding: 2rem;
grid-column: 1 / 4;
}
.ex5 .left-side {
grid-column: 1 / 2;
}
.ex5 main {
grid-column: 2 / 3;
}
.ex5 .right-side {
grid-column: 3 / 4;
}
.ex5 footer {
grid-column: 1 / 4;
}

源码地址:https://codepen.io/una/pen/mdVbdBy
06、有意思的的叠块
grid-template-columns
状语从句:grid-column
可以实现如下图产品所示的布局。说明进一步了repeat
状语从句:fr
的便捷性。
源码地址:https://codepen.io/una/pen/eYJOYjj
07、RAM技巧
grid-template-columns: repeat(auto-fit, minmax(
, 1fr))
.ex7 .parent {
display: grid;
grid-gap: 1rem;
grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
class="parent white">
class="box pink">1
class="box purple">2
class="box blue">3
class="box green">4
150px
),则自动弹性适应放置多行。当前宽度是 160px
(不考虑gap),那么上面四个box
的宽度会适应为160px
,并且分为4行当前宽度是 310px
(不考虑间隙),上面四个box
分段两行,两个box
平分宽度当满足满足一行放下3个box时,第三个box自动到第一行 当满足满足一行放下4个box时,第四个box自动到第一行

auto-fit
对划线auto-fill
:
源码地址:https://codepen.io/una/pen/oNbvNQv
08、卡片弹性适应性
justify-content: space-between
,结合grid
和flex
实现完的布局。<div class="parent white">
<div class="card yellow">
<h3>Title - Card 1h3>
<p contenteditable>Medium length description with a few more words here.p>
<div class="visual pink">div>
div>
<div class="card yellow">
<h3>Title - Card 2h3>
<p contenteditable>Long Description. Lorem ipsum dolor sit, amet consectetur adipisicing elit.p>
<div class="visual blue">div>
div>
<div class="card yellow">
<h3>Title - Card 3h3>
<p contenteditable>Short Description.p>
<div class="visual green">div>
div>
div>
.ex8 .parent {
height: auto;
display: grid;
grid-gap: 1rem;
grid-template-columns: repeat(3, 1fr);
}
.ex8 .visual {
height: 100px;
width: 100%;
}
.ex8 .card {
display: flex;
flex-direction: column;
padding: 1rem;
justify-content: space-between;
}
.ex8 h3 {
margin: 0
}

09、使用夹具实现流体印刷
clamp(<min>, <actual>, <max>)
clamp()
方法可以一行实现流体排版。提高UX,非常适合包含阅读内容的卡,因为我们不希望一行字太短或太长。
class="parent white">
<div class="card purple">
<h1>Title Hereh1>
<div class="visual yellow">div>
<p>Descriptive Text. Lorem ipsum dolor sit, amet consectetur adipisicing elit. Sed est error repellat veritatis.p>
div>
</div>
.ex9 .parent {
display: grid;
place-items: center;
}
.ex9 .card {
width: clamp(23ch, 50%, 46ch);
display: flex;
flex-direction: column;
padding: 1rem;
}
.ex9 .visual {
height: 125px;
width: 100%;
}

10、完
aspect-ratio: <width> / <height>
aspect-ratio
可以优雅的实现该功能(使用chrome 84+)class="parent white">
<div class="card blue">
<h1>Video Titleh1>
<div class="visual green">div>
<p>Descriptive Text. This demo works in Chromium 84+.p>
div>
</div>
.ex10 .parent {
display: grid;
place-items: center;
}
.ex10 .visual {
aspect-ratio: 16 / 9;
}
.ex10 .card {
width: 50%;
display: flex;
flex-direction: column;
padding: 1rem;
}


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