fully explain 3 DESIGN PATTERNS that is for producing MOBILE WEB applications based on responsive design approach. please do not forget to mention the resources and explain the patterns completely.(it shouldn't be copied from the internet but if you use any sources from the internet please mention the links). NOTE: please be aware that this question is asking for DESIGN PATTERNS FOR MOBILE WEB APPLICATIONS based on responsive design approach, this means that you should explain the design patterns not the responsive design approach and the design patterns should be for MOBILE WEB APPLICATIONS. These DESIGN PATTERNS should be based on responsive design approach.