flex几种多列布局

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基本的等分三列布局
.container{
display: flex;
width: 500px;
height: 200px;
}
.left{
flex:1;
background: red;
}
.middle{
flex:1;
background: green;
}
.right{
flex:1;
background: blue;
}
<div class=”container”>
<div class=”left”></div>
<div class=”middle”></div>
<div class=”right”></div>
</div>

三列左中定宽右侧自适应
.container{
display: flex;
height: 300px;
}
.left{
flex: 0 0 100px;
background-color: red;
}
.middle{
flex: 0 0 100px;
background-color: green;
}
.right{
flex:1;
background-color: blue;
}
<div class=”container”>
<div class=”left”>qqq</div>
<div class=”middle”>qqq</div>
<div class=”right”>wwww</div>
</div>

缩小浏览器窗口后
## 左右固定，中间自适应 ##
.container{
display: flex;
height: 300px;
}
.left{
width: 100px;
background-color: red;
}
.middle{
flex: 1;
background-color: green;
}
.right{
width: 100px;
background-color: blue;
}
<div class=”container”>
<div class=”left”>qqq</div>
<div class=”middle”>qqq</div>
<div class=”right”>wwww</div>
</div>

缩小浏览器窗口后

九宫格布局
.container{
display: flex;
height: 300px;
width: 300px;
flex-direction: column;
}
.row{
display: flex;
height: 100px;
}
.left{
flex: 1;
height: 100px;
border: 1px solid red;
}
.middle{
flex: 1;
height: 100px;
border: 1px solid green;
}
.right{
flex: 1;
height: 100px;
border: 1px solid blue;
}
<div class=”container”>
<div class=”row”>
<div class=”left”></div>
<div class=”middle”></div>
<div class=”right”></div>
</div>
<div class=”row”>
<div class=”left”></div>
<div class=”middle”></div>
<div class=”right”></div>
</div>
<div class=”row”>
<div class=”left”></div>
<div class=”middle”></div>
<div class=”right”></div>
</div>
</div>

圣杯布局
*{
margin:0;
padding:0;
}
.container{
display: flex;
flex-direction: column;
min-height: 100vh;
justify-content: space-between;
}
.header{
background: red;
flex: 0 0 100px;
}
.content{
display: flex;
flex:1;
}
.content-left{
flex: 0 0 100px;
background: green;
}
.content-right{
flex: 0 0 100px;
background: pink;
}
.content-middle{
flex:1;
}
.footer{
background: yellow;
flex: 0 0 100px;
}
<div class=”container”>
<div class=”header”>Header</div>
<div class=”content”>
<div class=”content-left”>Left</div>
<div class=”content-middle”>Center</div>
<div class=”content-right”>Right</div>
</div>
<div class=”footer”>Footer</div>
</div>