How to Make a Theme of Yanix Launcher (0.9+)

 Yanix Launcher,since 0.9 introduced THEMES,and here is how to make one:

Resuming:create a file named filename.yltheme   and put the content like this:
{                                     
  "background_color_start": "#0f0f2f",
  "background_color_end": "#1f1f5f",  
  "button_bg_color": "#00ffff",         
  "button_text_color": "#000000",     
  "button_hover_bg_color": "#00dddd", 
  "label_text_color": "#ffffff",         
  "border_color": "#00ffff"             
}                                     

Result: