Responsive design for photo pages.

public/css/default.css

@@ -632,4 +632,15 @@ a#previous_photo:hover, a#next_photo:hover {
 		width: 100% !important;
 		margin: 0 0 5% !important;
 	}
+
+	#previous_photo, #next_photo {
+		display: none;
+	}
+
+	#sub_photo, #photo_exif_box {
+		float: none;
+		margin: 30px 0;
+		padding: 10px;
+		width: auto;
+	}
 }