<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
h2+div{
display: grid;
grid-template-columns: auto auto auto;
grid-template-rows: auto auto;
grid-auto-flow:row;
border: 1px solid black;
}
h2+div div{
border: 1px solid #00f;
background-color: rgba(0,0,255,.2);
padding: 25px;
margin: 8px;
text-align: center;
}
h2+div div:nth-child(3){
grid-column-end: span 2;
}
.point{
grid-auto-flow: row;
}
.point1{
grid-auto-flow: column;
}
.point2{
grid-auto-flow: dense;
}
.point3{
grid-auto-flow: row dense;
}
.point4{
grid-auto-flow: column dense;
}
</style>
</head>
<body>
<h1>CSS grid-auto-flow Property</h1>
<h2>grid-auto-flow: row;</h2>
<div class="point">
<div>Div 1</div>
<div>Div 2</div>
<div>Div 3</div>
<div>Div 4</div>
<div>Div 5</div>
<div>Div 6</div>
<div>Div 7</div>
</div>
<h2>grid-auto-flow: column;</h2>
<div class="point1">
<div>Div 1</div>
<div>Div 2</div>
<div>Div 3</div>
<div>Div 4</div>
<div>Div 5</div>
<div>Div 6</div>
<div>Div 7</div>
</div>
<h2>grid-auto-flow: dense;</h2>
<div class="point2">
<div>Div 1</div>
<div>Div 2</div>
<div>Div 3</div>
<div>Div 4</div>
<div>Div 5</div>
<div>Div 6</div>
<div>Div 7</div>
</div>
<h2>grid-auto-flow: row-dense;</h2>
<div class="point3">
<div>Div 1</div>
<div>Div 2</div>
<div>Div 3</div>
<div>Div 4</div>
<div>Div 5</div>
<div>Div 6</div>
<div>Div 7</div>
</div>
<h2>grid-auto-flow: column-dense;</h2>
<div class="point4">
<div>Div 1</div>
<div>Div 2</div>
<div>Div 3</div>
<div>Div 4</div>
<div>Div 5</div>
<div>Div 6</div>
<div>Div 7</div>
</div>
</body>
</html>