css, box-shadow, header
.overview-panel .overview-header, .lightbox-panel .lightbox-header {
-moz-border-radius: 6px 6px 0px 0px;
-ms-border-radius: 6px 6px 0px 0px;
-o-border-radius: 6px 6px 0px 0px;
-webkit-border-radius: 6px 6px 0px 0px;
border-radius: 6px 6px 0px 0px;
-moz-box-shadow: 0px 3px 3px rgba(200, 200, 200, .4);
-ms-box-shadow: 0px 3px 3px rgba(200, 200, 200, .4);
-o-box-shadow: 0px 3px 3px rgba(200, 200, 200, .4);
-webkit-box-shadow: 0px 3px 3px rgba(200, 200, 200, .4);
box-shadow: 0px 3px 3px rgba(200, 200, 200, .4);
-moz-box-sizing: border-box;
-ms-box-sizing: border-box;
-o-box-sizing: border-box;
-webkit-box-sizing: border-box;
box-sizing: border-box;
height: 50px;
padding: 10px;
position: absolute;
top: 0px;
-moz-transition: box-shadow 0.2s linear;
-ms-transition: box-shadow 0.2s linear;
-o-transition: box-shadow 0.2s linear;
-webkit-transition: box-shadow 0.2s linear;
transition: box-shadow 0.2s linear;
z-index: 5;
width: 100%;
}