Fix css error
Fix css error

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