marginyu
1/24/2019 - 5:05 AM

JS Bin // source https://jsbin.com/badepozoko

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
<style id="jsbin-css">
html,body{
  margin: 0;
  padding: 0;
}

.container{
  
}

.container div{
  float: left;
  width: 25%;
  height: 0;
  padding-top: calc(12.5% - 1px);
  padding-bottom: calc(12.5% - 1px);
  box-sizing: border-box;
  border: 1px solid red;
  
  display: flex;
  align-items: center;
  justify-content: center;
}
</style>
</head>
<body>
  <div class="container">
    <div>1</div>
    <div>2</div>
    <div>3</div>
    <div>4</div>
    <div>5</div>
    <div>6</div>
    <div>7</div>
    <div>8</div>
    <div>9</div>
    <div>10</div>
    <div>11</div>
    <div>12</div>
    <div>13</div>
    <div>14</div>
    <div>15</div>
    <div>16</div>
  </div>


<script id="jsbin-source-css" type="text/css">html,body{
  margin: 0;
  padding: 0;
}

.container{
  
}

.container div{
  float: left;
  width: 25%;
  height: 0;
  padding-top: calc(12.5% - 1px);
  padding-bottom: calc(12.5% - 1px);
  box-sizing: border-box;
  border: 1px solid red;
  
  display: flex;
  align-items: center;
  justify-content: center;
}</script>
</body>
</html>
html,body{
  margin: 0;
  padding: 0;
}

.container{
  
}

.container div{
  float: left;
  width: 25%;
  height: 0;
  padding-top: calc(12.5% - 1px);
  padding-bottom: calc(12.5% - 1px);
  box-sizing: border-box;
  border: 1px solid red;
  
  display: flex;
  align-items: center;
  justify-content: center;
}