js如何实现平滑过渡大型下拉菜单效果

本篇内容主要讲解“js如何实现平滑过渡大型下拉菜单效果”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“js如何实现平滑过渡大型下拉菜单效果”吧!

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                        菜单一
                        
                            

                                

                                    
Boo the cat

                                    
The invisible cat

                                    
The amazing cat

                                    
Play with Boo the cat

                                    
Pictures of Boo

                                    
The best cat

                                    
Boo the cat

                                
                            
                            

                                

                                    
Pictures of Boo

                                    
Boo the cat

                                    
The invisible cat

                                    
Play with Boo the cat

                                    
The best cat

                                    
The amazing cat

                                    
Boo the cat

                                
                            
                            

                                

                                    
The amazing cat

                                    
Boo the cat

                                    
The invisible cat

                                    
Play with Boo the cat

                                    
The best cat

                                    
Boo the cat

                                    
Pictures of Boo

                                
                            
                        
                    
 
                    
                        菜单二
                        
                            

                                

                                    
Boo the cat

                                    
The invisible cat

                                    
The amazing cat

                                    
Play with Boo the cat

                                
                            
                            

                                

                                    
Pictures of Boo

                                    
The amazing cat

                                    
Boo the cat

                                
                            
                            

                                

                                    
The amazing cat

                                    
Boo the cat

                                    
The invisible cat

                                    
Pictures of Boo

                                
                            
                        
                    
 
                    
                        菜单三
                        
                            

                                

                                    
Boo the cat

                                    
The invisible cat

                                    
The amazing cat

                                    
The amazing cat

                                    
Play with Boo the cat

                                    
Play with Boo the cat

                                
                            
                            

                                

                                    
Pictures of Boo

                                    
The amazing cat

                                    
Play with Boo the cat

                                    
The amazing cat

                                    
Boo the cat

                                
                            
                            

                                

                                    
The amazing cat

                                    
Boo the cat

                                    
The invisible cat

                                    
The amazing cat

                                    
Play with Boo the cat

                                    
Pictures of Boo