i want customize Uber Menu in my site

My website : charmspa.vn

I use Uber menu plugin . and i can't custome some part of menu .

1, In my menu, there are 3 menu item has strange colour : "?i?u tr? da th?m m? ", "D?ch v? Spa", "quý ông làm ??p" - please guide me custome 3 that menu item has normal colour .

2, I submenu 1st and submenu 2rd have other colour and opacity 0.8 , but if i set that , all of menu item 1st, 2rd text will have opacity 0.8 too . How can i set background of submenu 1st,2rd is opacity , but text link of submenu has't been take effect .

Thanks