Peter Nederlof with collaboration of Arnoud Berendsen, Martin Reurings, and Robert Hanson, they prepared a brilliant piece of code (csshover.htc) that makes the dropdown menu pretty simple.
How does it work…
Download the following : CSS | HTC File
View the demo and follow the step here.
Note: This technique validates under both HTML 4.01 and CSS. Tested and Working…