add picture comment on lightbox fullscreen

style/_common.scss

@@ -41,6 +41,12 @@
 	-webkit-filter: drop-shadow(1px 0px 0px rgba(0, 0, 0, $opacity));
 }
 
+@mixin no-text-overflow() {
+	text-overflow: ellipsis;
+	overflow: hidden;
+	white-space: nowrap;
+}
+
 @keyframes spotlogo {
     0% {
         transform: scale(1);