語法:flex
display:flex;
失效屬性:vertical-align,float,clear;spa
flex-direction:row;//主軸水平
flex-direction:column;//主軸垂直
居中:code
display:flex;
justify-content: center;//主軸居中對齊
垂直:blog
display:flex;
align-items: center;//交叉軸居中對齊
聖盃局部:it
<body> <header></header> <div class="content"> <div class="middle"></div> <div class="left"></div> <div class=""right></div> <footer></footer> </body>
body{io
display:flex;class
min-height:100%;語法
flex-direction:column;float
}di
header,footer{
flex:1;
}
.content{
display:flex;
flex:1;
}
.middle{
flex:1;
}
.left .right{
flex:0 0 10em;
}
.left{
order:-1;
}