it just doesn't work

[Skylar艺璇]

i use the stroll.js file and css file like what is said in readme.md,but in my page,it seems like implementation in the initialization time. and also

    <li style="opacity:1;">   
   <ul style="overfolw:hidden;">  

but when i scroll my page ,it doesn't work...i don't know what's wrong...

[sagax]

ul style="overflow:hidden;"