.row-centered {
    text-align:center;
}
.col-centered {
    display:inline-block;
    float:none;
    text-align:left;
    margin-right:-4px;

}
.col-fixed {
    width:320px;
}
.col-max-275 {
    max-width:275px;
}
.col-min {
    min-width:320px;
}
.col-max {
    max-width:320px;
}
.item {
	display:table;
    width:100%;
    height:100%;
}
.content {
	display:table-cell;
	vertical-align:middle;
	text-align:center;
}