/* Flexy sticky footer. Used with permission from Russell Mercer */
html {
    height: 100%;
}

body {
    margin: 0; /* Takes away the default margin which would otherwise make the body extend beyond 100% of page height */
    display: flex; /* Items have equal height */
    display: -ms-flexbox; /* same as display:flex for IE11 */
    display: -webkit-flex; /* iPad & Safari */
    flex-direction: column; /* layout item's content vertically */
    -ms-flex-direction: column; /* flex-direction: column for IE11 */
    height: 100%; /* Needed for IE11 so that body takes up at least 100% of height */
}

header {
    -webkit-box-flex: 0;
    -webkit-flex: 0;
    -ms-flex: none;
    flex: none;
}

main {
    -webkit-box-flex: 1;
    -webkit-flex: 1 0 auto;
    -ms-flex: 1 0 auto;
    flex: 1 0 auto;
    flex-basis: auto;
    min-height: 1px;
}

footer {
    -webkit-box-flex: 0;
    -webkit-flex: 0;
    -ms-flex: none;
    flex: none;
}