1. Reasons for demandAt present, jQuery is a relatively mature framework, and there are hundreds of plug-ins based on it. In this example, I manually use jQuery to implement an animation effect. 2. Specific implementation Copy code The code is as follows: jQuery to achieve animation effect title><br> #test {<br> position:relative;<br> width:100px;<br> height:100px;<br> border:1px solid #0050d0;<br> background:#96e555;<br> cursor:pointer;<br> ).css("optcity","0.5");//Set opacity<br> ,height:"200px",opacity:"1"},300)<br> .animate({top:"200px",width:"200px"},300)<br> .fadeOut("slow") ;<br> }); div><br></body><br></html><br><br><br><br>3. Running results<br><br> <br><br><br> </div>