Я изучаю бутстрап. Решил поэкспериментировать с сеткой. Сетка не работает, а должна. Не могу разобраться в причинах поломки.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bootstrap уроки</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
</head>
<body>
<div class="row">
<!-- <div class="col-xs-12 col-sm-9 col-md-4 col-lg-6 " style="background-color: red"> Первый</div>
<div class="col-xs-12 col-sm-3 col-md-8 col-lg-6 " style="background-color: green"> Второй</div> -->
<div class="col-lg-5 сol-lg-push-7">
<div class="row">
<div class="col-lg-6 " style="background-color: red"> Первый b bbb</div>
<div class="col-lg-6 " style="background-color: blue"> Второй bb bbb</div>
</div>
</div>
<div class="col-lg-7 col-lg-pull-5" style="background-color: green"> Второй</div>
</div>
</body>
</html>
