<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
</head>
<style>
    .example {
        width: 495px;
        padding: 42px 24px 50px;
        border: 1px solid #f0f0f0;
        margin: 20px auto;
    }
    
    .span11 {
        width: 45%;
        display: inline-block;
    }
    
    .span22 {
        width: 45%;
        display: inline-block;
        margin-left: 8.33333333%;
   