Smaller gallery icons + more

/* Add one column to gallery icons */
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-10 .sm-tile-wrapper {
	width:9.09%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-9 .sm-tile-wrapper {
	width:10%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-8 .sm-tile-wrapper {
	width:11.11%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-7 .sm-tile-wrapper {
	width:12.5%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-6 .sm-tile-wrapper {
	width:14.28%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-5 .sm-tile-wrapper {
	width:16.66%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-4 .sm-tile-wrapper {
	width:20%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-3 .sm-tile-wrapper {
	width:25%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-2 .sm-tile-wrapper {
	width:33.33%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-1 .sm-tile-wrapper {
	width:50%;
}

/* Add two columns to gallery icons */
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-10 .sm-tile-wrapper {
	width:8.33%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-9 .sm-tile-wrapper {
	width:9.09%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-8 .sm-tile-wrapper {
	width:10%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-7 .sm-tile-wrapper {
	width:11.11%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-6 .sm-tile-wrapper {
	width:12.5%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-5 .sm-tile-wrapper {
	width:14.28%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-4 .sm-tile-wrapper {
	width:16.66%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-3 .sm-tile-wrapper {
	width:20%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-2 .sm-tile-wrapper {
	width:25%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-1 .sm-tile-wrapper {
	width:33.33%;
}

/* Add three columns to gallery icons */
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-10 .sm-tile-wrapper {
	width:7.69%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-9 .sm-tile-wrapper {
	width:8.33%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-8 .sm-tile-wrapper {
	width:9.09%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-7 .sm-tile-wrapper {
	width:10%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-6 .sm-tile-wrapper {
	width:11.11%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-5 .sm-tile-wrapper {
	width:12.5%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-4 .sm-tile-wrapper {
	width:14.28%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-3 .sm-tile-wrapper {
	width:16.66%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-2 .sm-tile-wrapper {
	width:20%;
}
.sm-page-widget-galleries .sm-tiles-grid.sm-tiles-col-1 .sm-tile-wrapper {
	width:25%;
}

Default small size

Add 1 column

Add 2 columns

Add 3 columns

Hide the gallery icon for more caption room on thumbnails

Center gallery captions