.valign,.valign-top,.vert-align-top
{vertical-align:top}

.valign-middle,.valign-center,.vert-align-middle
{vertical-align:middle}

.valign-bottom,.vert-align-bottom
{vertical-align:bottom}

.valign-text-top
{vertical-align:text-top}

.valign-text-bottom
{vertical-align:text-bottom}

.pos-absolute,.pos-abs {position:absolute}
.pos-relative,.pos-rel {position:relative}
.pos-fixed,.pos-fix {position:fixed}
.pos-sticky {position:sticky}

.z-index-1 {z-index:1}
.z-index-10 {z-index:10}
.top-0 {top:0}
.right-0 {right:0}
.bottom-0 {bottom:0}
.left-0 {left:0}


.clear,.clear-both,.clear-fix {clear:both}
.float-right, .pull-right {float:right}
.float-left, .pull-left {float:left}

.child-float-right > * {float:right}
.child-float-left > * {float:left}