[class*=row-extend] {display:table; table-layout:fixed; height:100%; width:100%}
[class*=row-extend] [class*=col-] {display:table-cell; float:none; height:100%}
.row-extend-middle  [class*=col-] {vertical-align:middle}
.row-extend-bottom  [class*=col-] {vertical-align:bottom}
[class*=col-extend-] {display:table-cell; float:none; height:100%}
.col-extend-top {vertical-align:top}
.col-extend-middle {vertical-align:middle}
.col-extend-bottom {vertical-align:bottom}
@media (min-width:480px) {
	.row-xs-extend {display:table; table-layout:fixed; height:100%; width:100%}
	[class*=col-xs-extend-] {display:table-cell; float:none; height:100%}
	.col-xs-extend-top {vertical-align:top}
	.col-xs-extend-middle {vertical-align:middle}
	.col-xs-extend-bottom {vertical-align:bottom}
}
@media (min-width:768px) {
	.row-sm-extend {display:table; table-layout:fixed; height:100%; width:100%}
	[class*=col-sm-extend] {display:table-cell; float:none; height:100%}
	.col-sm-extend-top {vertical-align:top}
	.col-sm-extend-middle {vertical-align:middle}
	.col-sm-extend-bottom {vertical-align:bottom}
}
@media (min-width:992px) {
	.row-md-extend {display:table; table-layout:fixed; height:100%; width:100%}
	[class*=col-md-extend-] {display:table-cell; float:none; height:100%}
	.col-md-extend-top {vertical-align:top}
	.col-md-extend-middle {vertical-align:middle}
	.col-md-extend-bottom {vertical-align:bottom}
}
@media (min-width:1200px) {
	.row-lg-extend {display:table; table-layout:fixed; height:100%; width:100%}
	[class*=col-lg-extend-] {display:table-cell; float:none; height:100%}
	.col-lg-extend-top {vertical-align:top}
	.col-lg-extend-middle {vertical-align:middle}
	.col-lg-extend-bottom {vertical-align:bottom}
}