CSS: display: grid布局

"en">


  "UTF-8">
  "X-UA-Compatible" content="IE=edge">
  "viewport" content="width=device-width, initial-scale=1.0">
  
  



  
class="grid">
    
class="column1">column1
    
class="column2">column2
    
class="column3">column3
    
class="column4">column4
    
class="column5">column5
    
class="column6">column6