html,body{height:100%;margin:0px;}
.container {height : 100%}
.fill {position: absolute; top: 0px; left: 0px;bottom: 0px; right: 0px;}
.moja-kolumna {text-align:center;}
.moja-kolumna-wrap {
	text-align:center;
	white-space: normal;
	height: 100%;
	width: 100%;
	}
.w2ui-tabs .w2ui-scroll-wrapper .w2ui-tab.active {background-image: linear-gradient(#DAE6F3, #C2D5ED);}	
.w2ui-header-changes {   background-image: linear-gradient(#DAE6F3,orange) !important;}