Steps to Reproduce

https://www.zkoss.org/zksandbox/#f5
Open the popup of the "Combobox with description and icons"

Current Result

The icon and text are overlapped

Expected Result

The icon and text are not overlapped

Debug Information

Redundant css in compact

.z-comboitem-image {
	margin-top: -4px;
	margin-right: 4px;
	float: left;
	max-width: @narrowIconSize;
	max-height: @narrowIconSize;

	&:empty {
		margin-right: 0;
	}
}

Workaround