# build-complex-layouts-with-css-grid-layout
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="style.css">
<link href="https://cdnjs.cloudflare.com/ajax/libs/normalize/3.0.2/normalize.min.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div class="container">
<div class="grid-item">1</div>
<div class="grid-item">2</div>
<div class="grid-item">3</div>
<div class="grid-item">4</div>
<div class="grid-item">5</div>
<div class="grid-item">6</div>
<div class="grid-item">7</div>
<div class="grid-item">8</div>
<div class="grid-item">9</div>
<div class="grid-item">10</div>
<div class="grid-item">11</div>
<div class="grid-item">12</div>
<div class="grid-item">13</div>
<div class="grid-item">14</div>
<div class="grid-item">15</div>
<div class="grid-item">16</div>
<div class="grid-item">17</div>
<div class="grid-item">18</div>
<div class="grid-item">19</div>
<div class="grid-item">20</div>
</div>
</body>
</html>
.container {
display: grid;
height: 100vh;
grid: 3fr 14fr / auto-flow dense 4fr 2fr;
grid-gap: 20px;
}
.grid-item {
background-color: crimson;
}
.grid-item:nth-of-type(2) {
grid-row: span 3;
}