Ref: http://stackoverflow.com/questions/19192211/css-how-to-style-a-footer
html, body {
height: 100%;
margin: 0;
}
main {
min-height: 100%;
margin-bottom: -10px;
background: #ddd;
width: 600px;
margin: 0 auto -10px;
}
main:after {
content: "";
display: block;
height: 10px;
}
footer {
height: 10px;
background: #eee;
width: 600px;
margin: 0 auto -10px;
}
