From the Design toolbar you can batch design all the members and walls in your model and (separately) batch design all the slabs. From the same toolbar you can also check the response of floors to dynamic excitation.
As an alternative to batch design you might choose to selectively design parts of the model as required.
To get to know about combined analysis and member design and selective member design, see:
To design slabs, see
If working to either the Eurocode or US headcode, you may also want to introduce more/less conservatism to the design process by specifying user defined utilation ratios:
To check the response of floors to dynamic excitation, see: