#field_main #section_kick_off div.hover {
	background: rgba(0, 0, 0, 0.5) url(/20220905233850oe_/https://www.iso.cuhk.edu.hk/chinese/images/focus-at-50/kick_off_xb5.png) 50% 50% no-repeat;
}
#field_main #section_embrace div.hover {
	background: rgba(0, 0, 0, 0.5) url(/20220905233850oe_/https://www.iso.cuhk.edu.hk/chinese/images/focus-at-50/embrace_xb5.png) 50% 50% no-repeat;
}
#field_main #section_empower div.hover {
	background: rgba(0, 0, 0, 0.5) url(/20220905233850oe_/https://www.iso.cuhk.edu.hk/chinese/images/focus-at-50/empower_xb5.png) 50% 50% no-repeat;
}
#field_main #section_banquet div.hover {
	background: rgba(0, 0, 0, 0.5) url(/20220905233850oe_/https://www.iso.cuhk.edu.hk/chinese/images/focus-at-50/banquet_xb5.png) 50% 50% no-repeat;
}