Vertically Stretch Center Content

HTML

<section class="main">
    <p>
        Lorem ipsum dolor sit amet, consectetur adipiscing           elit. 
              
    </p>
</section>

CSS

* {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

html,body
{
    background-color:white;
    height: 100%;
}

.main
{
    max-width:80%;
    background-color:red;
    margin: 0 auto;
    padding: 10px;
    min-height: 100%;
}