how to change views output
Views out but can be changed at every stage of the process upto the field level. 

You can check the theme information in the other section towards the bottom of the right vertical tabs. There you would see the list of theme templates you can use. The last one is where the fields get themed. and moving upwards each of the wrapping themes such as the row theme the entire page theme etc. The name suggestion are also there in the same place. 

You can make the template as specific as you want.