fix CSS bug
fix CSS bug

wangjun/StoryMapJS,wangjun/StoryMapJS,wangjun/StoryMapJS,jorol/StoryMapJS,1modm/StoryMapJS,BenHeubl/StoryMapJS,BenHeubl/StoryMapJS,miguelpaz/StoryMapJS,1modm/StoryMapJS,BenHeubl/StoryMapJS,wangjun/StoryMapJS,1modm/StoryMapJS,cr3ative/StoryMapJS,makinacorpus/StoryMapJS,BenHeubl/StoryMapJS,jorol/StoryMapJS,jorol/StoryMapJS,cr3ative/StoryMapJS,makinacorpus/StoryMapJS,cr3ative/StoryMapJS,miguelpaz/StoryMapJS,jorol/StoryMapJS,miguelpaz/StoryMapJS,1modm/StoryMapJS,makinacorpus/StoryMapJS,cr3ative/StoryMapJS